Rene Gislum

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S. Vesterdal, M., Gislum, R. & Dalgaard, T. (2026). Current remote sensing applications for sustainable agricultural transitions and nature-based solutions. Journal of Environmental Management, 397, Artikel 128263. https://doi.org/10.1016/j.jenvman.2025.128263

Jørgensen, J. R., Riedel-Lyngskær, N., Gislum, R., Rasmussen, C., Holst, N., Vedde, J., Pedersen, S. M., Gentili, M., Højgaard, M. I., Dilnessa, A. A. & Andersen, M. L. (2025). Agrivolt: A New Agrivoltaic Research Project and Test Facility with Sun-Tracking Panels in Denmark. Abstract fra AgriVoltaics World Conference 2025, Freiburg im Breisgau, Baden-Württemberg, Tyskland. https://event.fourwaves.com/agrivoltaics2025/abstracts/95d59c9d-6838-467e-9ff0-ac6e4c2782a9

Tanaka, T. & Gislum, R. (2025). Bayesian machine learning to quantify the uncertainty in nitrogen nutrition index using UAV-based imagery and weather data. I J. V. Stafford (red.), Precision agriculture ’25 (s. 426-430). Wageningen Academic Publishers. https://doi.org/10.1163/9789004725232_054

Zhao, Y., Fang, J., Gislum, R., Zhao, B., Zhong, Z., Lei, Y., Yan, D., He, R., Chen, Y., Zhou, Q. & Wang, H. (2025). Genetic diversity analysis of phenotypic and agronomic traits in oat germplasm resources. Frontiers in Plant Science, 16, Artikel 1670684. https://doi.org/10.3389/fpls.2025.1670684/full

Gentili, M., Tanaka, T., Nichols, V. A., Jørgensen, R. N., Jørgensen, J. R. & Gislum, R. (2025). Investigating weed and companion plant ecosystem services and disservices distribution maps using machine learning: Joint approaches for sustainable weed management. I 20TH EUROPEAN WEED RESEARCH SOCIETY SYMPOSIUM: Joint Approaches for Sustainable Weed Management (s. 340-340). European Weed Research Society. https://doi.org/10.21001/20.weed.research.society.symposium.2025

Ugilt Larsen, S., Nielsen, E. D., Jørgensen, U., Petersen, S. O., Gislum, R., Mortensen, E. Ø. & Rasmussen, J., (2025). Klima- og kvælstofeffekter ved høst af efterafgrøder til biomasseformål, Nr. 2023-0614324, 40 s., okt. 31, 2025. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Kumar, U., Engedal, T., Hansen, V., Gislum, R., Munkholm, L. J., Thomsen, I. K., Larsen, S. U. & Hansen, E. M. (2025). Late sowing of cover crops reduces potential for nitrate leaching reduction and carbon inputs. Agriculture, Ecosystems and Environment, 393, Artikel 109858. https://doi.org/10.1016/j.agee.2025.109858

Tanaka, T. & Gislum, R. (2025). Prediction of winter wheat nitrogen status using UAV imagery, weather data, and machine learning. European Journal of Agronomy, 164, Artikel 127534. https://doi.org/10.1016/j.eja.2025.127534

Himmelboe, M., Jørgensen, J. R., Gislum, R. & Boelt, B. (2025). Seed identification using machine vision: Machine learning features and model performance. Computers and Electronics in Agriculture, 231, Artikel 109884. https://doi.org/10.1016/j.compag.2024.109884

Vahdanjoo, M., Gislum, R. & Grøn Sørensen, C. (2024). Estimating Fuel Consumption of an Agricultural Robot by Applying Machine Learning Techniques during Seeding Operation. AgriEngineering, 6(1), 754-772. https://doi.org/10.3390/agriengineering6010043

Tanaka, T., Wang, S., Jørgensen, J. R., Gentili, M., Vidal, A. Z., Mortensen, A. K., Acharya, B. S., Beck, B. D. & Gislum, R. (2024). Review of Crop Phenotyping in Field Plot Experiments Using UAV-Mounted Sensors and Algorithms. Drones, 8(6), Artikel 212. https://doi.org/10.3390/drones8060212

Vahdanjoo, M., Gislum, R. & Grøn Sørensen, C. (2024). Three-dimensional area coverage planning model for robotic application. Computers and Electronics in Agriculture, 219, 1-15. Artikel 108789. https://doi.org/10.1016/j.compag.2024.108789

Yuan, Z., Gislum, R., Jing, Z., Zhifeng, J., Xiang, M., Haicong, L., Rongming, G., Wei, Z., Jiaqi, F., Zhou, Q. & Hui, W. (2024). Variations of seed size and seed number per spikelet and their effects on seed germination in hulled oats. Grass and Forage Science, 79(1), 29-36. Artikel 12626. https://doi.org/10.1111/gfs.12626

Lakshmanan, M. K., Boelt, B. & Gislum, R. (2023). A chemometric method for the viability analysis of spinach seeds by near infrared spectroscopy with variable selection using successive projections algorithm. Journal of Near Infrared Spectroscopy, 31(1), 24-32. https://doi.org/10.1177/09670335221138955

Gislum, R., Larsen, R., Thomsen, I. K., Greve, M. B., Hansen, E. M. & Nyholm Jørgensen, R., (2023). Betingelse for indsamling af data til brug for omregningsfaktor mellem NDV/NDRE og planteoptag af kvælstof, Nr. 2023-0543874, 8 s., aug. 23, 2023. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Mortensen, A. K., Hansen, A. L. & Gislum, R. (2023). Kamera og kunstig intelligens til vurdering af sygdomstryk i sukkerroer. I Faglig beretning 2022: Verksamhetsberättelse (s. 53-56). NBR Nordic Beet Research Foundation. https://www.nordicbeet.nu/wp-content/uploads/2023/02/nbr_aarsberetning_2022.pdf

Hansen, E. M., Thomsen, I. K., Cronin, I. V., Gislum, R., Larsen, R. & Mortensen, A. K., (2023). Opdatere trappemodel om dækningsgrad af efterafgrøder ved kontrol i forhold til etableringstidspunkt, Nr. 2022-0445946, 18 s., apr. 26, 2023. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Vahdanjoo, M., Gislum, R. & Grøn Sørensen, C. (2023). Operational, Economic, and Environmental Assessment of an Agricultural Robot in Seeding and Weeding Operations. AgriEngineering, 5(1), 299–324. Artikel 5. https://doi.org/10.3390/agriengineering5010020

Gislum, R., Thomsen, I. K., Hansen, E. M., Mortensen, A. K., Larsen, R. & Olesen, J. E. (2022). Endelig rapport i pilotprojekt om biomasse. DCA - Nationalt Center for Fødevarer og Jordbrug. Rådgivningsrapport fra DCA - Nationalt Center for Fødevarer og Jordbrug

Gislum, R. (2022). Er det nødvendigt at justere kvælstofmængden til frøafgrøden? Froeavleren, marts, 18-19.

Boelt, B. & Gislum, R. (2022). Fond lukker efter mangeårig værdifuld støtte til frøavlen. Froeavleren, 105(3), 4.

Gislum, R. (2022). Hvordan kan vi bruge satellitbilleder i frøavlen? Froeavleren, Oktober, 24-25.

Gislum, R., Holst, N., Mortensen, A. K., Larsen, R., Andersen, M. N., Thomsen, I. K. & Hansen, E. M., (2022). Omregningsfaktor fra NDVI og NDRE til kg N optag/ha, Nr. 2022-0389751, 9 s., sep. 19, 2022. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Franco, C., Mejía, N., Pedersen, S. M. & Gislum, R. (2022). Potential Impact of Learning Management Zones for Site-Specific N-Fertilization: A Case Study for Wheat Crops. Nitrogen, 3(2), 387-403. https://doi.org/10.3390/nitrogen3020025

Azizi, K., Ayoubi, S., Nabiollahi, K., Garosi, Y. & Gislum, R. (2022). Predicting heavy metal contents by applying machine learning approaches and environmental covariates in west of Iran. Journal of Geochemical Exploration, 233, Artikel 106921. https://doi.org/10.1016/j.gexplo.2021.106921

Gislum, R., Jørgensen, R., Mortensen, A. K. & Mikkelsen, B. (2022). Roboter im Ackerbau - Entwicklung aus der Nische. 39. Abstract fra DLG-Technikertagung 2022.

Gislum, R., Thomsen, I. K., Hansen, E. M., Mortensen, A. K., Larsen, R. & Olesen, J. E., (2021). Analyser i pilotprojekt om biomasse på baggrund af data fra forsøgsår 2020, Nr. 2021-0206943, 18 s., maj 05, 2021. Rådgivningsnotat fra DCA - Nationalt Center for Fødevarer og Jordbrug

Pedersen, M. F., Gyldengren, J. G., Pedersen, S. M., Diamantopoulos, E., Gislum, R. & Styczen, M. E. (2021). A simulation of variable rate nitrogen application in winter wheat with soil and sensor information - An economic feasibility study. Agricultural Systems, 192, Artikel 103147. https://doi.org/10.1016/j.agsy.2021.103147

Tan, S., Mortensen, A. K., Ma, X., Boelt, B. & Gislum, R. (2021). Assessment of grass lodging using texture and canopy height distribution features derived from UAV visual-band images. Agricultural and Forest Meteorology, 308-309, Artikel 108541. https://doi.org/10.1016/j.agrformet.2021.108541

Gislum, R., Pihl, T., Petersen, T. K. & Thomsen, C. R. (2021). Data og teknologi i greenkeeperarbejdet. Billeder, Video- og Lydoptagelser (digital) https://podcasts.apple.com/dk/podcast/golf-dk-podcast-spil-med/id1217949713?l=da&i=1000520683726

Gislum, R., Hansen, E. M. & Thomsen, I. K. (2021). Kommentarer til oplæg til brug på workshop i pilotprojekt biomasse og efterafgrøder. DCA - Nationalt Center for Fødevarer og Jordbrug.

Skovsen, S. K., Laursen, M. S., Kristensen, R. K., Rasmussen, J., Dyrmann, M., Eriksen, J., Gislum, R., Nyholm Jørgensen, R. & Karstoft, H. (2021). Robust Species Distribution Mapping of Crop Mixtures Using Color Images and Convolutional Neural Networks. Sensors, 21( 1), Artikel 175. https://doi.org/10.3390/s21010175

Mortensen, A. K., Gislum, R., Jørgensen, J. R. & Boelt, B. (2021). The Use of Multispectral Imaging and Single Seed and Bulk Near-Infrared Spectroscopy to Characterize Seed Covering Structures: Methods and Applications in Seed Testing and Research. Agriculture, 11(4), Artikel 301. https://doi.org/10.3390/agriculture11040301

Gislum, R., Thomopoulos, S., Gyldengren, J. G., Mortensen, A. K. & Boelt, B. (2021). The Use of Remote Sensing to Determine Nitrogen Status in Perennial Ryegrass (Lolium perenne L.) for Seed Production. Nitrogen, 2(2), 229-243. https://doi.org/10.3390/nitrogen2020015

Zhong, Y., Vidkjær, N. H., Massange-Sanchez, J. A., Laursen, B. B., Gislum, R., Borg, S., Jiang, D. & Hebelstrup, K. H. (2020). Changes in spatiotemporal protein and amino acid gradients in wheat caryopsis after N-topdressing. Plant Science, 291, Artikel 110336. https://doi.org/10.1016/j.plantsci.2019.110336

Gyldengren, J. G., Abrahamsen, P., Olesen, J. E., Styczen, M., Hansen, S. & Gislum, R. (2020). Effects of winter wheat N status on assimilate and N partitioning in the mechanistic agroecosystem model DAISY. Journal of Agronomy and Crop Science, 206(6), 784-805. https://doi.org/10.1111/jac.12412

Nørremark, M., Gislum, R., Sørensen, P., Hansen, E. M., Thomsen, I. K. & Eriksen, J., (2020). Effekten af præcisionsjordbrug og omregning til efterafgrøder, Nr. 2020-0191867, 9 s., dec. 17, 2020.

Zhong, Y., Sagnelli, D., Topbjerg, H. B., Hasler-Sheetal, H., Andrzejczak, O. A., Hooshmand, K., Gislum, R., Jiang, D., Møller, I. M., Blennow, A. & Hebelstrup, K. H. (2020). Expression of starch-binding factor CBM20 in barley plastids controls the number of starch granules and the level of CO2 fixation. Journal of Experimental Botany, 71(1), 234-246. https://doi.org/10.1093/jxb/erz401

Gyldengren, J. G., Greve, M. B., Skou-Nielsen, N., Olesen, J. E. & Gislum, R. (2020). Field scale agronomic and environmental consequences of overlapping Nfertilizer application by disc spreaders. Field Crops Research, 255, 1-18. Artikel 107901. https://doi.org/10.1016/j.fcr.2020.107901

Thomsen, I. K., Hansen, E. M., Jensen, J. L., Larsen, R., Mortensen, A. K. & Gislum, R., (2020). Revurdering af Landbrugsstyrelsens kontrolmodel 2019 (trappemodellen), Nr. 2020-0133641, 15 s., sep. 01, 2020.

Gislum, R. (2020). Så meget af det tilførte N fjerner frøafgrøden. Froeavleren, 103(5), 18-19. https://froeavleren.e-pages.pub/titles/froeavleren/4732/publications/80/pages/18

Eriksen, J., Thomsen, I. K., Hoffmann, C. C., Hasler, B., Jacobsen, B. H., Baattrup-Pedersen, A., Strandberg, B., Christensen, B. T., Boelt, B., Iversen, B. V., Kronvang, B., Børgesen, C. D., Abolos Rodriguez, D., Zak, D. H., Hansen, E. M., Blicher-Mathiesen, G., Rubæk, G. H., Ørum, J. E., Rasmussen, J. ... Jørgensen, U. (2020). Virkemidler til reduktion af kvælstofbelastningen af vandmiljøet. DCA - Nationalt Center for Fødevarer og Jordbrug. DCA rapport Nr. 174 https://dcapub.au.dk/djfpdf/DCArapport174.pdf

Gislum, R. & Thomsen, I. K., (2019). Bemærkninger til krav for indberetning af data i pilotprojekt om biomasse, Nr. 2019-760-001324, 3 s., sep. 19, 2019.

Gislum, R., Nyholm Jørgensen, R., Thomsen, I. K., Hansen, E. M. & Olesen, J. E., (2019). Beskrivelse af setup for vidensindsamling og måling af NDVI-værdi i pilotprojekt om biomasse, Nr. 2019-760-001283, 3 s., jul. 03, 2019.

Gislum, R., Gyldengren, J. G. & Boelt, B. (2019). Digitalization in herbage grass seed production and research: Opportunities and challenges. I N. P. Anderson (red.), Proceedings of the Tenth International Herbage Seed Group Conference (s. 14-17)

Mortensen, A. K., Laursen, M. S., Nyholm Jørgensen, R. & Gislum, R. (2019). Drone dataflow - a MATLAB toolbox for extracting plots from images captured by a UAV. I J. V. Stafford (red.), Precision Agriculture '19 - Papers Presented at the 12th European Conference on Precision Agriculture, ECPA 2019 (s. 959-965). Wageningen Academic Publishers. https://doi.org/10.3920/978-90-8686-888-9_118

Wang, H., Mortensen, A. K., Mao, P., Boelt, B. & Gislum, R. (2019). Estimating the nitrogen nutrition index in grass seed crops using a UAV-mounted multispectralcamera. International Journal of Remote Sensing, 40(7), 2467-2482. https://doi.org/10.1080/01431161.2019.1569783

Gislum, R., Thomsen, I. K., Hansen, E. M. & Olesen, J. E., (2019). Fastsættelse af NDVI-krav i pilotprojektet om biomasse, Nr. 2019-760-001133, 8 s., maj 22, 2019.

Gislum, R. (2019). Hvor præcist kan vi ramme frøafgrødens kvælstofbehov? Froeavleren, 102(2), 16-17. https://froeavleren.e-pages.pub/titles/froeavleren/4732/publications/72

Azim, S., Rasmussen, J., Nielsen, J., Gislum, R., Laursen, M. S. & Christensen, S. (2019). Manual geo‑rectification to improve the spatial accuracy of ortho‑mosaics based on images from consumer‑grade unmanned aerial vehicles (UAVs). Precision Agriculture, 20(6), 1199-1210. https://doi.org/10.1007/s11119-019-09647-9

Thomsen, I. K., Hansen, E. M., Larsen, R. & Gislum, R., (2019). Markforsøg med efterafgrøder: Etableringstidspunktets betydning for dækningsgrad, Nr. 2019-760-001110, 10 s., apr. 30, 2019.

Boelt, B., Topbjerg, H. B., Jing, S. & Gislum, R. (2019). Organic herbage seed production. I N. P. Anderson (red.), Proceedings of the 10^th International Herbage Seed Conference (s. 21-23) https://ihsg.org/publications/conference-proceedings/#more-101

Thomsen, I. K., Gislum, R., Hansen, E. M. & Olesen, J. E., (2019). Overordnet vurdering af risiko for merudvaskning i pilotprojektordning om biomasse, Nr. 2019-760-001282, 7 s., jul. 03, 2019.

Skovsen, S., Laursen, M. S., Gislum, R., Eriksen, J., Dyrmann, M., Mortensen, A. K., Farkhani, S., Karstoft, H., Jensen, N.-P. & Nyholm Jørgensen, R. (2019). Species distribution mapping of grass clover leys using images for targeted nitrogen fertilization. I J. V. Stafford (red.), Precision Agriculture 2019 - Papers Presented at the 12th European Conference on Precision Agriculture, ECPA 2019 (s. 639-645). Wageningen Academic Publishers. https://doi.org/10.3920/978-90-8686-888-9_79

Skovsen, S., Dyrmann, M., Mortensen, A. K., Laursen, M. S., Gislum, R., Eriksen, J., Farkhani, S., Karstoft, H. & Nyholm Jørgensen, R. (2019). The GrassClover Image Dataset for Semantic and Hierarchical Species Understanding in Agriculture. Poster-session præsenteret på IEEE Conference on Computer Vision and Pattern Recognition 2019, Long Beach, California, USA.

Skovsen, S., Dyrmann, M., Mortensen, A. K., Laursen, M. S., Gislum, R., Eriksen, J., Farkhani, S., Karstoft, H. & Nyholm Jørgensen, R. (2019). The GrassClover Image Dataset for Semantic and Hierarchical Species Understanding in Agriculture. I The IEEE Conference on Computer Vision and Pattern Recognition (CVPR) Workshops IEEE. http://openaccess.thecvf.com/content_CVPRW_2019/html/CVPPP/Skovsen_The_GrassClover_Image_Dataset_for_Semantic_and_Hierarchical_Species_Understanding_CVPRW_2019_paper.html

Mortensen, A. K., Skovsen, S., Karstoft, H. & Gislum, R. (2019). The Oil Radish Growth Dataset. Datasæt

Mortensen, A. K., Skovsen, S., Karstoft, H. & Gislum, R. (2019). The Oil Radish Growth Dataset for Semantic Segmentation and Yield Estimation. Poster-session præsenteret på IEEE Conference on Computer Vision and Pattern Recognition 2019, Long Beach, California, USA.

Mortensen, A. K., Skovsen, S., Karstoft, H. & Gislum, R. (2019). The Oil Radish Growth Dataset for Semantic Segmentation and Yield Estimation. I Proceedings - 2019 IEEE/CVF Conference on Computer Vision and Pattern Recognition Workshops, CVPRW 2019 (s. 2703-2710). Artikel 9025602 IEEE. https://doi.org/10.1109/CVPRW.2019.00328

Nørremark, M., Thomsen, I. K., Blicher-Mathiesen, G., Nyord, T., Gislum, R., Sørensen, P., Hansen, E. M. & Eriksen, J., (2018). Betragtninger vedrørende miljøeffektberegninger af pilotprojektordning om præcisionslandbrug, Nr. 2018-760-000878, 4 s., sep. 20, 2018.

Gislum, R., Nikneshan, P., Shrestha, S., Tadayyon, A., Deleuran, L. C. & Boelt, B. (2018). Characterisation of castor (Ricinus communis L.) seed quality using fourier transform near-infrared spectroscopy in combination with multivariate data analysis. Agriculture, 8(4), Artikel 59. https://doi.org/10.3390/agriculture8040059

Christiansen, M. P., Laursen, M. S., Nyholm Jørgensen, R., Skovsen, S. & Gislum, R. (2018). Ground Vehicle Mapping of Fields using LiDAR to Enable Prediction of Crop Biomass. I Proceedings of the 14th International Conference on Precision Agriculture Artikel 5145 International Society of Precision Agriculture. https://ispag.org/proceedings/?action=abstract&id=5145

Deleuran, L. C., Olesen, M. H., Shetty, N., Gislum, R. & Boelt, B. (2018). Importance of seed quality for the fresh cut chain. Acta Horticulturae, 1209, 35-40. https://doi.org/10.17660/ActaHortic.2018.1209.5

Gislum, R., Ulnitz, J. & Knudsen, L. (2018). Mange fordele ved gradueret N-tilførsel. Mark, (3), 26-27.

Gislum, R. (2018). Mere kulstof i jorden er en kur mod våde marker. Froeavleren, (2), 18-19.

Skovsen, S., Dyrmann, M., Eriksen, J., Gislum, R., Karstoft, H. & Nyholm Jørgensen, R. (2018). Predicting Dry Matter Composition of Grass Clover Leys Using Data Simulation and Camera-based Segmentation of Field Canopies into White Clover, Red Clover, Grass and Weeds. I Proceedings of the 14th International Conference on Precision Engineering Artikel 5079 International Society of Precision Agriculture. https://ispag.org/proceedings/?action=abstract&id=5079

Skovsen, S., Dyrmann, M., Eriksen, J., Gislum, R., Karstoft, H. & Nyholm Jørgensen, R. (2018). Predicting Dry Matter Composition of Grass Clover Leys Using Data Simulation and Camera-based Segmentation of Field Canopies into White Clover, Red Clover, Grass and Weeds. Abstract fra International Conference on Precision Agriculture, Montréal, Quebec, Canada. https://ispag.org/proceedings/?action=abstract&id=5079&search=authors

Mortensen, A. K., Bender, A., Whelan, B., Barbour, M. M., Sukkarieh, S., Karstoft, H. & Gislum, R. (2018). Segmentation of lettuce in coloured 3D point clouds for fresh weight estimation. Computers and Electronics in Agriculture, 154, 373-381. https://doi.org/10.1016/j.compag.2018.09.010

Gislum, R. & Nyholm Jørgensen, R., (2018). Valg af biomasseindeks i pilotprojekt om efterafgrøder/biomasse, Nr. 2018-760-000909, 4 s., nov. 09, 2018.

Nielsen, S. F., Jørgensen, U., Hjorth, M., Felby, C. & Gislum, R. (2017). Comparing methods for measuring the digestibility of miscanthus in bioethanol or biogas processing. Global change biology. Bioenergy, 9(1), 168-175. https://doi.org/10.1111/gcbb.12377

Knadel, M., Gislum, R., Hermansen, C., Peng, Y., Møldrup, P., de Jonge, L. W. & Greve, M. H. (2017). Comparing predictive ability of laser-induced breakdown spectroscopy to visible near-infrared spectroscopy for soil property determination. Biosystems Engineering, 156, 157-172. https://doi.org/10.1016/j.biosystemseng.2017.01.007

Christiansen, M. P., Laursen, M. S., Nyholm Jørgensen, R., Skovsen, S. & Gislum, R. (2017). Designing and Testing a UAV Mapping System for Agricultural Field Surveying. Sensors, 17(12), Artikel 2703. https://doi.org/10.3390/s17122703

Skovsen, S., Dyrmann, M., Mortensen, A. K., Steen, K. A., Green, O., Eriksen, J., Gislum, R., Nyholm Jørgensen, R. & Karstoft, H. (2017). Estimation of the Botanical Composition of Clover-Grass Leys from RGB Images Using Data Simulation and Fully Convolutional Neural Networks. Sensors, 17(12), Artikel 2930. https://doi.org/10.3390/s17122930

Laursen, M. S., Nyholm Jørgensen, R., Gislum, R. & Christiansen, M. P. (2017). First attempt at crop mapping with Velodyne VLP16 and Matrice 100. Billeder, Video- og Lydoptagelser (digital), YouTube. https://www.youtube.com/watch?v=rzTScFbkdG0

Gislum, R. (2017). Her er frøavlerens fremtid: Droner og satellitter. Froeavleren, (5), 20-22.

Nørremark, M., Thomsen, I. K., Blicher-Mathiesen, G., Nyord, T., Gislum, R., Rasmussen, A., Sørensen, P., Hansen, E. M. & Eriksen, J., (2017). Notat vedr. præcisionsjordbrug og målrettet regulering, Nr. 2017-760-000363, 12 s., sep. 29, 2017.

Abel, S., Gislum, R. & Boelt, B. (2017). Path and correlation analysis of perennial ryegrass (Lolium perenne L.) seed yield components. Journal of Agronomy and Crop Science, 203(4), 338-344. https://doi.org/10.1111/jac.12202

Mortensen, A. K., Karstoft, H., Søegaard, K., Gislum, R. & Nyholm Jørgensen, R. (2017). Preliminary Results of Clover and Grass Coverage and Total Dry Matter Estimation in Clover-Grass Crops Using Image Analysis. Journal of Imaging, 3(4), Artikel 59. https://doi.org/10.3390/jimaging3040059

Vleugels, T., Rijckaert, G. & Gislum, R. (2017). Seed yield response to N fertilization and potential of proximal sensing in Italian ryegrass seed crops. Field Crops Research, 211, 37-47. https://doi.org/10.1016/j.fcr.2017.06.018

Shrestha, S., Deleuran, L. C. & Gislum, R. (2017). Separation of viable and non-viable tomato (Solanum lycopersicum L.) seeds using single seed near-infrared spectroscopy. Computers and Electronics in Agriculture, 142(A), 348-355. https://doi.org/10.1016/j.compag.2017.09.004

Christiansen, M. P., Nyholm Jørgensen, R., Laursen, M. S. & Gislum, R. (2017). UAV LIDAR biomass estimation/Using Sentinel-1 to estimate yield potential. Poster-session præsenteret på DIGIT, Aarhus, Danmark.

Gislum, R., Abel, S., Mortensen, A. K. & Boelt, B. (2016). Anvendelse af droner med kamera til bestemmelse af afgrødeindeks i græsfrø afgrøder / The use of drones with camera to determine crop index in grass seed crops. I Proceedings of the 16th Nordic herbage seed production seminar: NJF seminar 491. 20 – 22 June 2016, Grimstad, Norway (s. 57-60) http://njf.nu/assets/Proceedings-NJF-seminar491-Grimstad-2016.pdf

Shrestha, S., Deleuran, L. C. & Gislum, R. (2016). Classification of different tomato seed cultivars by multispectral visible-near infrared spectroscopy and chemometrics. Journal of Spectral Imaging, 5(1), 1-9. Artikel a1. https://doi.org/10.1255/jsi.2016.a1

Etzerodt, T., Gislum, R., Laursen, B., Heinrichson, K., Gregersen, P. L., Jørgensen, L. N. & Fomsgaard, I. S. (2016). Correlation of Deoxynivalenol Accumulation in Fusarium-Infected Winter and Spring Wheat Cultivars with Secondary Metabolites at Different Growth Stages. Journal of Agricultural and Food Chemistry, 64(22), 4545-4555. https://doi.org/10.1021/acs.jafc.6b01162

Abel, S., Gislum, R. & Boelt, B. (2016). Genotype variation of perennial ryegrass grown for seed. I L. T. Havstad (red.), Book of Abstracts of the 16th Nordic herbage seed production seminar: NJF seminar 491. 20-22 June 2016, Grimstad, Norway (s. 12). NIBIO Norsk Institutt for Bioøkonomi. http://njf.nu/assets/491/Book-of-Abstract-NJF-seminar491-Grimstad-2016.pdf

Ingvordsen, C. H., Gislum, R., Jørgensen, J. R., Mikkelsen, T. N., Stockmarr, A. & Bagger Jørgensen, R. (2016). Grain protein concentration and harvestable protein under future climate conditions. A study of 108 spring barley accessions. Journal of Experimental Botany, 67(8), 2151-2158. https://doi.org/10.1093/jxb/erw033

Gislum, R. & Hansen, J. G. (2016). Kulstofindhold og Dexter-indeks på udvalgte Sjællandske gårde. I Plantekongres 2016 (s. 54-55)

Gislum, R. (2016). Ny og målrettet N-regulering giver både muligheder og udfordringer. Froeavleren, (4), 12-13.

Gislum, R. & Nyholm Jørgensen, R. (2016). Pilotprojekt vedr. billedanalyse på golfbaner med henblik på reduktion i pesticidforbruget og implementering af IPM.

Boelt, B., Lemaire, C., Abel, S. & Gislum, R. (2016). Plant growth regulation in seed crops of perennial ryegrass (Lolium perenne L). I Proceedings of the 16th Nordic herbage seed production seminar: NJF seminar 491. 20 – 22 June 2016, Grimstad, Norway (s. 85-89) http://njf.nu/assets/Proceedings-NJF-seminar491-Grimstad-2016.pdf

Hauggaard-Nielsen, H., Lachouani, P., Knudsen, M. T., Ambus, P. L., Boelt, B. & Gislum, R. (2016). Productivity and carbon footprint of perennial grass-forage legume intercropping strategies with high or low nitrogen fertilizer input. Science of the Total Environment, 541, 1339-1347. https://doi.org/10.1016/j.scitotenv.2015.10.013

Vidkjær, N. H., Jensen, K.-M. V., Gislum, R. & Fomsgaard, I. S. (2016). Profiling and Metabolism of Sterols in the Weaver Ant Genus Oecophylla. Natural Product Communications, 11(1), 39-43.

Mortensen, A. K., Dyrmann, M., Karstoft, H., Nyholm Jørgensen, R. & Gislum, R. (2016). Semantic Segmentation of Mixed Crops using Deep Convolutional Neural Network. Afhandling præsenteret på CIGR 2016, World Congress. http://conferences.au.dk/uploads/tx_powermail/biomap_-_cigr_2016_-_paper_-_final.pdf

Shrestha, S., Knapič, M., Žibrat, U., Deleuran, L. C. & Gislum, R. (2016). Single seed near-infrared hyperspectral imaging in determining tomato (Solanum lycopersicum L.) seed quality in association with multivariate data analysis. Sensors and Actuators B: Chemical, 237, 1027-1034. https://doi.org/10.1016/j.snb.2016.08.170

Greve, M. H., Knadel, M., Peng, Y. & Gislum, R. (2016). Spektroskopi til bestemmelse af jordens egenskaber. I Plantekongres 2016 (s. 52-53)

Nielsen, S. F., Hjorth, M., Baby, S., Felby, C., Jørgensen, U. & Gislum, R. (2016). The effect of harvest time, dry matter content and mechanical pretreatments on anaerobic digestion and enzymatic hydrolysis of miscanthus. Bioresource Technology, 218, 1008-1015. https://doi.org/10.1016/j.biortech.2016.07.046

Ingvordsen, C. H., Gislum, R., Jørgensen, J. R., Mikkelsen, T. N., Stockmarr, A. & Bagger Jørgensen, R. (2016, maj 3). The fundament of food, crop protein production, is threatened by climate change. http://atlasofscience.org/the-fundament-of-food-crop-protein-production-is-threatened-by-climate-change/

Vrešak, M., Halkjaer Olesen, M., Gislum, R., Bavec, F. & Ravn Jørgensen, J. (2016). The Use of Image-Spectroscopy Technology as a Diagnostic Method for Seed Health Testing and Variety Identification. PLoS One, 11(3), e0152011. Artikel e0152011. https://doi.org/10.1371/journal.pone.0152011

Shrestha, S., Deleuran, L. C. & Gislum, R. (2016). Use of multispectral images and chemometrics in tomato seed studies. Poster-session præsenteret på 31st ISTA Congress, Tallinn, Estonia 2016, Tallinn, Estland.

Hermansen, C., Knadel, M., Møldrup, P., Greve, M. H., Gislum, R. & de Jonge, L. W. (2016). Visible–Near-Infrared Spectroscopy Can Predict the Clay/Organic Carbon and Mineral Fines/Organic Carbon Ratios. Soil Science Society of America Journal, 80(6), 1486-1495. https://doi.org/10.2136/sssaj2016.05.0159

Vidkjær, N. H., Wollenweber, B., Gislum, R., Jensen, K.-M. V. & Fomsgaard, I. S. (2015). Are ant feces nutrients for plants? A metabolomics approach to elucidate the nutritional effects on plants hosting weaver ants. Metabolomics, 11(4), 1013-1028. https://doi.org/10.1007/s11306-014-0757-4

Nielsen, S. F., Wahid, R., Jørgensen, U., Møller, H. B., Felby, C. & Gislum, R. (2015). Assessing biogas potentials of energy crops using near infrared reflectance (NIR) spectroscopy. Poster-session præsenteret på 17th International Conference on Near Infrared Spectroscopy, Foz do Iguazu, Brasilien.

Gislum, R. (2015). Beviset på vej: Frømarker spilder kun lidt kvælstof. Froeavleren, (5), 12-13.

Mortensen, A. K., Karstoft, H., Nyholm Jørgensen, R., Larsen, R., Jørgensen, J. R. & Gislum, R. (2015). BioMap - Mapping of Biomass using UAV. http://dce-conference.au.dk/fileadmin/dce-conference.au.dk/Abstracts15/28_Mortensen.pdf

Nielsen, S. F., Jørgensen, U., Hjorth, M., Felby, C. & Gislum, R. (2015). Comparing methods for characterising the biodegradability of miscanthus. I Abstracts from the International Conference on "Perennial biomass crops for a resource-constrained world" (s. 85-85)

Knadel, M., Peng, Y., Gislum, R. & Greve, M. H. (2015). Comparing predictive ability of Laser-Induced Breakdown Spectroscopy to Near Infrared Spectroscopy for soil texture and organic carbon determination. Afhandling præsenteret på 4th Global Workshop on Proximal Soil Sensing, Hanghzou, Kina.

Knadel, M., Peng, Y., Hermansen, C., Norgaard, T., Gislum, R., de Jonge, L. W., Møldrup, P. & Greve, M. H. (2015). Determining the clay/organic carbon ratio by visible near infrared spectroscopy. Abstract fra 17th International Conference on Near Infrared Spectroscopy, Foz do Iguazu, Brasilien.

Gislum, R., Abeynayake, S., Abel, S. & Boelt, B. (2015). Development and evaluation of a near infrared reflection model to predict carbohydrates in grass samples. I M. P. Rolston & Y. R. Wang (red.), The 8th International Herbage Seed Conference. Proceedings & Abstracts (s. 23)

Boelt, B. & Gislum, R. (2015). Efterårsbehandling i rødsvingel til frø. Agrologisk, (8), 6-8.

Mortensen, A. K., Gislum, R., Larsen, R. & Nyholm Jørgensen, R. (2015). Estimation of above-ground dry matter and nitrogen uptake in catch crops using images acquired from an octocopter. I J. V. Stafford (red.), Precision agriculture '15: Papers presented at the 10th European Conference on Precision Agriculture (Bind 2015, s. 127-134). Wageningen Academic Publishers. https://doi.org/10.3920/978-90-8686-814-8_15

Abel, S., Gislum, R. & Boelt, B. (2015). Flowering dynamics of a diverse perennial rygrass population grown for seed. I M. P. Rolston & Y. R. Wang (red.), The 8th International Herbage Seed Conference. Proceedings & Abstracts (s. 17)

Abel, S., Gislum, R. & Boelt, B. (2015). Grass seed crops soil moisture utilisation. I M. P. Rolston & Y. R. Wang (red.), The 8th International Herbage Seed Conference. Proceedings & Abstracts (s. 60)

Wahid, R., Nielsen, S. F., Hernandez, V. M., Ward, A. J., Gislum, R., Jørgensen, U. & Møller, H. B. (2015). Methane production potential from Miscanthus sp. Effect of harvesting time, genotypes and plant fractions. Biosystems Engineering, 133, 71-80. https://doi.org/10.1016/j.biosystemseng.2015.03.005

Gislum, R., Nyholm Jørgensen, R. & Mortensen, A. K. (2015). Mulige gevinster ved gradueret gødskning på basis af droneoptagelser. Abstract fra Plantekongres 2015, Herning, Danmark.

Pinkalski, C., Damgaard, C., Jensen, K.-M. V., Gislum, R., Peng, R. & Offenberg, J. (2015). Non-destructive biomass estimation of Oecophylla smaragdina colonies: a model species for the ecological impact of ants. Insect Conservation and Diversity, 8(5), 464-473. https://doi.org/10.1111/icad.12126

Tveden-Nyborg, S., Abel, S., Gislum, R. & Boelt, B. (2015). Organic red clover seed production. I M. P. Rolston & Y. R. Wang (red.), The 8th International Herbage Seed Conference. Proceedings & Abstracts (s. 68)

Hermansen, C., Knadel, M., Moldrup, P., Greve, M. H., Gislum, R. & de Jonge, L. W. (2015). Prediction of mineral fines to soil organic carbon ratio with visible near-infrared spectroscopy (vis-NIRS). Abstract fra ASA, CSSA and SSSA International Annual Meeting 2015, Minneapolis, USA.

Boelt, B., Olesen, M. H., Abel, S. & Gislum, R. (2015). Seed set and seed development in perennial ryegrass and the effects on seed quality. I M. P. Rolston & Y. R. Wang (red.), The 8th International Herbage Seed Conference. Proceedings & Abstracts (s. 129)

Vrešak, M., Olesen, M. H., Gislum, R., Bavec, F. & Jørgensen, J. R. (2015). The use of image-spectroscopy technology as a diagnostic method for seed health tests and variety identification. Poster-session præsenteret på Final COBRA Conference, Vingsted, Danmark.

Gislum, R., Abel, S. & Boelt, B. (2015). Thoughts about a new nitrogen regulation system in Denmark. I M. P. Rolston & Y. R. Wang (red.), The 8th International Herbage Seed Conference. Proceedings & Abstracts (s. 54)

Shrestha, S., Deleuran, L. C., Olesen, M. H. & Gislum, R. (2015). Use of Multispectral Imaging in Varietal Identification of Tomato. Sensors, 15(2), 4496-4512. https://doi.org/10.3390/s150204496

Olesen, M. H., Nikneshan, P., Shrestha, S., Tadayyon, A., Deleuran, L. C., Boelt, B. & Gislum, R. (2015). Viability Prediction of Ricinus cummunis L. Seeds Using Multispectral Imaging. Sensors, 15(2), 4592-4604. https://doi.org/10.3390/s150204592

Nielsen, S. F., Jørgensen, U., Felby, C. & Gislum, R. (2014). Does harvest time influence the enzymatic accessibility of sugars in miscanthus?. Poster-session præsenteret på Energy and Environment for the Future, Copenhagen, Danmark.

Gislum, R. (2014). Flerårige frøgræsmarker giver jorden et boost. Froeavleren, (1), 14-15.

Gislum, R. (2014). Giv det svage udlæg ekstra kvælstof tidligt. Froeavleren, (4), 5.

Gislum, R. & Boelt, B. (2014). Gødskning af frøgræs. Agrologisk, (1), 28-31.

Gislum, R. & Boelt, B. (2014). Markfrø under nye rammebetingelser. I Plantekongres 2014: Sammendrag af indlæg (s. 14-15) https://www.landbrugsinfo.dk/Planteavl/Plantekongres/Filer/pl_plk_2014_shw_01_1_Rene_Gislum.pdf

Olesen, M. H., Deleuran, L. C., Gislum, R. & Boelt, B. (2014). Preventing an increase in Verticillium wilt incidence in spinach seed production. Crop Protection, 66, 107-113. https://doi.org/10.1016/j.cropro.2014.09.005

Peng, Y., Knadel, M., Gislum, R., Schelde, K., Thomsen, A. G. & Greve, M. H. (2014). Quantification of SOC and Clay Content Using Visible Near-Infrared Reflectance–Mid-Infrared Reflectance Spectroscopy With Jack-Knifing Partial Least Squares Regression. Soil Science, 179(7), 325-332. https://doi.org/10.1097/SS.0000000000000074

Eriksen, J. (red.), Jensen, P. N. (red.), Jacobsen, B. H. (red.), Thomsen, I. K., Schelde, K., Blicher-Mathiesen, G., Kronvang, B., Hansen, E. M., Jørgensen, U., Andersen, H. E., Hoffmann, C. C., Børgesen, C. D., Baattrup-Pedersen, A., Rasmussen, J. J., Olesen, J. E., Kjærgaard, C., Sørensen, P., Hasler, B., Eberhardt, J. M. ... Gislum, R. (2014). Virkemidler til realisering af 2. generations vandplaner og målrettet arealregulering. DCA - Nationalt Center for Fødevarer og Jordbrug. DCA rapport Bind 052

Gislum, R. & Boelt, B. (2013). Advances in nutrient management of grass seed crops. I D. L. Michalk, G. D. Millar, W. B. Badgery & K. M. Broadfoot (red.), Proceedings 22nd International Grassland Congress: Revitalising Grasslands to Sustain our Communities (s. 413-415). New South Wales Department of Primary Industry. http://www.internationalgrasslands.org/publications

Boelt, B., Abel, S. & Gislum, R. (2013). Floret site utilisation in perennial ryegrass (Lolium perenne L.). I International Herbage Seed Group Workshop

Abel, S., Gislum, R. & Boelt, B. (2013). Flowering - is it a yield limiting factor in Denmark. I International Herbage Seed Group Workshop

Gislum, R. (2013). Kvælstof til rajgræs dykket fra 350 til 180 kg. Froeavleren, (7), 8-9.

Gislum, R. & Boelt, B. (2013). Nitrogen uptake and utilisation in red fescue (Festuca rubra var. rubra) for seed production. I D. L. Michalk, G. D. Millar, W. B. Badgery & K. M. Broadfoot (red.), Proceedings 22nd International Grassland Congress: Revitalising Grasslands to Sustain our Communities (s. 420-421). New South Wales Department of Primary Industry. http://www.internationalgrasslands.org/publications

Deleuran, L. C., Kristensen, K., Gislum, R. & Boelt, B. (2013). Optimizing the number of consecutive seed harvests in red fescue (Festuca rubra L.) and perennial ryegrass (Lolium perenne L.) for yield, yield components and economic return. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science, 63(1), 1-10. https://doi.org/10.1080/09064710.2012.703229

Peng, Y., Knadel, M., Gislum, R., Deng, F., Nørgaard, T., de Jonge, L. W., Møldrup, P. & Greve, M. H. (2013). Predicting Soil Organic Carbon at Field Scale Using a National Soil Spectral Library. Journal of Near Infrared Spectroscopy, 21(3), 213-222. https://doi.org/10.1255/jnirs.1053

Kandel, T. P., Gislum, R., Jørgensen, U. & Lærke, P. E. (2013). Prediction of biogas yield and its kinetics in reed canary grass using near infrared reflectance spectroscopy and chemometrics. Bioresource Technology, 146, 282–287. https://doi.org/10.1016/j.biortech.2013.07.092

Peng, Y., Knadel, M., Gislum, R., Schelde, K., Thomsen, A. G. & Greve, M. H. (2013). Quantification Of Soil Characteristics Using Vis-NIR and Mir Spectroscopy On a Field Scale. I Water, Food, Energy & Innovation for a Sustainable World Artikel 411-14 https://scisoc.confex.com/scisoc/2013am/webprogram/Paper81299.html

Trethewey, J., Anderson, N., Gislum, R., Wang, Y. & Stewart, A. (2013). Research approaches - where next? I International Herbage Seed Group Workshop

Nielsen, S. F., Jørgensen, U., Felby, C. & Gislum, R. (2013). Temporal changes of enzymatic accessible sugars in the cell walls in three varieties of Miscanthus. I European Biomass Conference and Exhibition Proceedings ETA - Renewable Energies. http://www.etaflorence.it/proceedings/?detail=9061&mode=topic&categories=0&items=--&searchstring=nielsen&limit=0

Gislum, R., Abel, S. & Boelt, B. (2013). Working within nitrogen limits. I International Herbage Seed Group Workshop

Shetty, N., Gislum, R., Jensen, A. M. D. & Boelt, B. (2012). Development of NIR calibration models to assess year-to-year variation in total non-structural carbohydrates in grasses using PLSR. Chemometrics and Intelligent Laboratory Systems, 111(1), 34-38. https://doi.org/10.1016/j.chemolab.2011.11.004

Gislum, R. (2012). Frøafgrøden kan levere biomasse til energi. Froeavleren, (2), 12-13.

Gislum, R., Deleuran, L. C., Kristensen, K. & Boelt, B. (2012). Optimum distribution between autumn-applied and spring-applied nitrogen in seed production of tall fescue (Festuca arundinacea Schreb.). Journal of Plant Nutrition, 35(9), 1394-1410. https://doi.org/10.1080/01904167.2012.684131

Shetty, N., Rinnan, Å. & Gislum, R. (2012). Selection of representative calibration sample sets for near-infrared reflectance spectroscopy to predict nitrogen concentration in grasses. Chemometrics and Intelligent Laboratory Systems, 111(1), 59-65. https://doi.org/10.1016/j.chemolab.2011.11.013

Gislum, R., Deleuran, L. C., Olesen, M. H., Tveden-Nyborg, S. & Boelt, B. (2012). Single seed NIR as a fast method to predict germination ability in Pak Choi. N I R News, 23(4), 6-7. https://doi.org/10.1255/nirn.1306

Gislum, R., Chynoweth, R. & Boelt, B. (2012). The use of seed and straw N concentration to estimate NUE in perennial ryegrass for seed production - a case study from Denmark and New Zealand. I F. L. Stoddard & P. Mäkelä (red.), Abstracts of ESA12 (s. 122-123) http://www.esa12.fi/welcome.htm

Gislum, R. (2012). Tilførsel af kvælstof til rødsvingel og engrapgræs efter høst af dæksæd. Froeavleren, (6), 10-12.

Shetty, N., Olesen, M. H., Gislum, R., Deleuran, L. C. & Boelt, B. (2012). Use of partial least squares discriminant analysis on visible-near infrared multispectral image data to examine germination ability and germ length in spinach seeds. Journal of Chemometrics, 26(8-9), 462-466. https://doi.org/10.1002/cem.1415

Gislum, R. & Boelt, B. (2011). Anvendelse af kvælstoffortyndingskurven i praksis - med eksempel fra frøavl. I Seminar Report. NJF Seminar 420 Herbage Seed Production: Findings from research plots to commercial seed multiplication (s. 1-4) http://www.njf.nu/site/seminarRedirect.asp?intSeminarID=420&p=1293

Gislum, R. (2011). Avl af græs og kløver til energiafgrøder. Froeavleren, (6), 12-13.

Olesen, M. H., Shetty, N., Gislum, R. & Boelt, B. (2011). Classification of viable and non-viable spinach (Spinacia oleracea L.) seeds by single seed near infrared spectroscopy and extended canonical variates analysis. Journal of Near Infrared Spectroscopy, 19(3), 171-180. https://doi.org/10.1255/jnirs.928

Gislum, R. (2011). How the economical optimum nitrogen application rate is affected by fluctuations in seed and nitrogen prices. Poster-session præsenteret på NJF Seminar 420 Herbage Seed Production, Ilmajoki, Finland.

Gislum, R. & Boelt, B. (2011). How the economical optimum nitrogen application rate is affected by fluctuations in seed and nitrogen prices. I Seminar Report. NJF Seminar 420 Herbage Seed Production: Findings from research plots to commercial seed multiplication (s. 1) http://www.njf.nu/site/seminarRedirect.asp?intSeminarID=420&p=1293

Deleuran, L. C., Olesen, M. H., Shetty, N., Gislum, R. & Boelt, B. (2011). Importance of Seed Quality for the Fresh-cut Chain. I S. Nicola (red.), II ISHS International Conference on Quality Management of Fresh Cut Produce: Convenience Food for a Tasteful Life. Book of Abstracts (s. 20). Facoltà di Agraria - Università degli Studi di Torino. http://www.freshcut2011.org/downloads/Freshcut2011_Book_of_Abstracts.pdf

Boelt, B., Gislum, R., Tveden-Nyborg, S. & Hansen, L. M. (2011). Klimaforandringers effekt på græs- og kløverfrøproduktion i Danmark. I Seminar Report. NJF Seminar 420 Herbage Seed Production: Findings from research plots to commercial seed multiplication (s. 1) http://www.njf.nu/site/seminarRedirect.asp?intSeminarID=420&p=1293

Lachouani, P., Ambus, P., Gislum, R. & Hauggaard-Nielsen, H. (2011). Management tools for carbon sequestration in low-input legume management systems: Poster Presentation of a PhD project. Abstract fra International Symposium on Soil Organic Matter 2011 (SOM 2011), Leuven, Belgien.

Wollenweber, B., Gislum, R. & Brinch-Pedersen, H., (2011). Monopotassium phosphite, Nr. 787342, 7 s.

Gislum, R. (2011). Nye forsøg med gødskning af rød svingel og almindelig rajgræs. I Plantekongres 2011: Sammendrag af indlæg (s. 18-19). Aarhus University. http://www.plantekongres.dk

Shetty, N., Min, T.-G., Gislum, R., Olesen, M. H. & Boelt, B. (2011). Optimal sample size for predicting viability of cabbage and radish seeds based on near infrared spectra of single seeds. Journal of Near Infrared Spectroscopy, 19(6), 451-461. https://doi.org/10.1255/jnirs.966

Wang, Q., Zhang, T., Cui, J., Wang, X., Zhou, H., Han, J. & Gislum, R. (2011). Path and ridge regression analysis of seed yield and seed yield components of Russian wildrye (Psathyrostachys juncea Nevski) under field conditions. PLoS One, 6(4: e18245). https://doi.org/10.1371/journal.pone.0018245

Shetty, N. & Gislum, R. (2011). Quantification of fructan concentration in grasses using NIR spectroscopy and PLSR. Field Crops Research, 120(1), 31-37. https://doi.org/10.1016/j.fcr.2010.08.008

Boelt, B. & Gislum, R. (2011). Udbyttepotentialet i rødkløver i Danmark. I Seminar Report. NJF Seminar 420 Herbage Seed Production: Findings from research plots to commercial seed multiplication (s. 1-5) http://www.njf.nu/site/seminarRedirect.asp?intSeminarID=420&p=1293

Gislum, R. (2011). Vigtigt for frøudbytte at udnytte kvælstof om efteråret. Froeavleren, (1), 12-13. http://www.froeavleren.dk/Froeavleren.htm

Gislum, R. (2010). Application and utilization of ¹⁵N in red fescue for herbage seed production. IHSG Newsletter, 44, 5-6. http://www.ihsg.org/content/newsletter-issue-44-december-2010

Gislum, R., Shetty, P. H. & Jørgensen, J. R. (2010). Classification of grass samples containing or free of endophytes using near infrared and extended canonical variates analysis (ECVA). I S. Saranwong, S. Kasemsumran, W. Thanapase & P. Williams (red.), Near Infrared Spectroscopy: Proceedings of the 14th International Conference (s. 17-20). IM Publications.

Deleuran, L. C., Gislum, R. & Boelt, B. (2010). Effect of seed rate and row spacing in seed production of Festulolium. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science, 60(2), 152-156. https://doi.org/10.1080/09064710902744463

Green, O., Jørgensen, R. N., Kristensen, K., Gislum, R., Bochtis, D. & Sørensen, C. A. G. (2010). Effects of the machine wheel load on grass yield. Poster-session præsenteret på World Congress of the International Commission of Agricultural Engineering (CIGR), Sustainable biosystems through engineering, Quebec, Canada.

Green, O., Tortajada, V. G., Gislum, R., Jørgensen, R. N. & Sørensen, C. A. G. (2010). Forage density effect on sound insulation properties. Grass and Forage Science, 65(3), 362-366. https://doi.org/10.1111/j.1365-2494.2010.00747.x

Gislum, R. (2010). Frøafgrøder har en positiv miljøprofil. Froeavleren, (9), 12-13.

Gislum, R. (2010). Grøn Vækst vil koste store udbyttetab hos frøavlerne. LandbrugsAvisen, 16. http://www.landbrugsavisen.dk/Landbrugsavisen/2010/5/28/GroenVaekstvilkostestoreudbyttetabhosfroeavlerne.htm

Gislum, R. & Boelt, B. (2010). Modelling critical NDVI curves in perennial ryegrass. I G. R. Smith, G. W. Evers & L. R. Nelson (red.), Proceedings of the 7th International Herbage Seed Conference (s. 60-63)

Min, T. G., Shetty, N., Kang, W. S., Deleuran, L. C., Olesen, M. H. & Gislum, R. (2010). Multivariate classification of germinated, non-germinated and artificially aged radish and cabbage seeds using single seed near infrared reflectance spectroscopy. Poster-session præsenteret på ISTA Congress Cologne, Køln, Tyskland.

Min, T.-G., Gislum, R. & Kang, W.-S. (2010). Multivariate classification of intact, naturally aged and artificially aged radish and cabbage seeds using single seed near infrared reflectance spectroscopy. I Seed Symposium Abstracts, 29th ISTA Congress Cologne (s. 50). International Seed Testing Association.

Jørgensen, J. R. & Gislum, R. (2010). Prediction of enzyme digestibility of organic matter (EDOM) using spectroscopy and chemometrics. I S. Saranwong, S. Kasemsumran, W. Thanapase & P. Williams (red.), Near Infrared Spectroscopy: Proceedings of the 14th International Conference (s. 317-320). IM Publications.

Boelt, B. & Gislum, R. (2010). Seed yield components and their potential interaction in grasses - to what extend does seed weigth influence yield? I G. R. Smith, G. W. Evers & L. R. Nelson (red.), Proceedings of the 7th International Herbage Seed Conference (s. 109-112)

Gislum, R., Halekoh, U. & Boelt, B. (2010). Seed yield responses to climate. I G. R. Smith, G. W. Evers & L. R. Nelson (red.), Proceedings of the 7th International Herbage Seed Conference (s. 177)

Gislum, R. & Hansen, J. (2010). Solskin op til høst øger frøudbyttet. Tidsskrift for Frøavl, 1, 8-9.

Gislum, R. (2009). Agricultural applications of NIR reflectance and transmittance. N I R News, 20(6), 4. https://doi.org/10.1255/nirn.1141

Raju, C. S., Ward, A. J., Møller, H. B., Shetty, N. & Gislum, R. (2009). Application of NIR in the measurement of quality parameters for biogas production - with focus on Danish meadow grasses. Poster-session præsenteret på NJF Seminar: Agricultural application of NIRS and NIT, Slagelse, Danmark.

Raju, C. S., Ward, A. J., Møller, H. B., Shetty, N. & Gislum, R. (2009). Application of NIR in the measurement of quality parameters for biogas production - with focus on Danish meadows grasses. I Ikke angivet (s. 42-42). NJF.

Gislum, R., Shetty, P. H. & Jørgensen, J. R. (2009). Classification of Grass Samples Containing or Free of Endophytes using NIR and Extended Canonical Variates Analysis (ECVA). I V. Haruthaithanasan (red.), Abstract Book. NIR-2009 Breaking the Dawn: The 14th International Conference on Near Infrared Spectroscopy (s. 6)

Deleuran, L. C., Gislum, R. & Boelt, B. (2009). Cultivar and row distance interactions in perennial ryegrass. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science, 59(4), 335-341. https://doi.org/10.1080/09064710802176642

Jørgensen, R. N., Green, O., Kristensen, K., Gislum, R. & Sørensen, C. A. G. (2009). Estimating impact on clover-grass yield caused by traffic intensities. I C. Lokhorst & P. W. G. Groot Koerkamp (red.), Precision livestock farming '09 (s. 143-147). Wageningen Academic Publishers.

Gislum, R. (2009). Frøgræs perfekt til at opsuge kvælstof i efteråret. Froeavleren, (2), 12-13.

Jørgensen, R. N., Green, O., Swain, K. C., Kristensen, K., Gislum, R., Bochtis, D. & Sørensen, C. A. G. (2009). Impact on clover-grass yield caused by different traffic intensities. Poster-session præsenteret på International Agricultural Engineering Conference, Pathumthani, Thailand.

Jørgensen, R. N., Green, O., Swain, K. C., Kristensen, K., Gislum, R., Bochtis, D. & Sørensen, C. A. G. (2009). Impact on clover-grass yield caused by different traffic intensities. I V. M. Salokhe & P. Soni (red.), 10^th International Agricultural Engineering Conference - Book of Abstracts (s. 35). Asian Association for Agricultural Engineering.

Green, O., Sørensen, C. A. G., Gislum, R. & Jørgensen, R. N. (2009). Method for optimizing harvesting of crops: Patent anmeldt 8. juli 2008. (Patentnummer DK2009/050150).

Shetty, N., Raju, C. S., Gislum, R., Møller, H. B., Ward, A. J. & Lærke, P. E. (2009). NIR-spectroscopy for measurement of quality parameters in plants for biogas. I NJF Seminar 413 Agricultural applications of NIRS and NIT (s. 72) http://www.njf.nu/filebank/files/20100205$211102$fil$n4JHGsicf0710a3ol5PG.pdf

Shetty, N., Raju, C. S., Gislum, R., Møller, H. B., Ward, A. J. & Lærke, P. E. (2009). NIR-spectroscopy for measurement of quality parameters in plants for biogas. Poster-session præsenteret på NJF Seminar: Agricultural applications of NIRS and NIT, Slagelse, Danmark.

Gislum, R., Deleuran, L. C. & Boelt, B. (2009). Predicting seed yield in perennial ryegrass using repeated canopy reflectance measurements and PLSR. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science, 59, 414-423. https://doi.org/10.1080/09064710802322139

Jørgensen, J. R. & Gislum, R. (2009). Prediction of cereal feed value using spectroscopy and chemometrics. I S. K. Rasmussen (red.), 30th Nordic Cereal Congress 15-17th of June 2009 Programme and Book of Abstracts (s. 58). University of Copenhagen. Faculty of Life Sciences.

Jørgensen, J. R. & Gislum, R. (2009). Prediction of cereal feed value using spectroscopy and chemometrics. Poster-session præsenteret på Nordic Cereal Congress, Copenhagen, Danmark.

Jørgensen, J. R. & Gislum, R. (2009). Prediction of Enzyme Digestibility of Organic Matter (EDOM) using Spectroscopy and Chemometrics. I V. Haruthaithanasan (red.), Abstract Book. NIR-2009 Breaking the Dawn: The 14th International Conference on Near Infrared Spectroscopy (s. 124)

Gislum, R., Boelt, B. & Zhang, X. (2009). The use of linear mixed models for analysis of repeated measurements applied to water-soluble carbohydrates in perennial ryegrass for seed production. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science, 59(2), 151-156. https://doi.org/10.1080/09064710802022937

Gislum, R. & Boelt, B. (2009). Validity of accessible critical nitrogen dilution curves in perennial ryegrass for seed production. Field Crops Research, 111(1-2), 152-156. https://doi.org/10.1016/j.fcr.2008.11.009

Boelt, B. & Gislum, R. (2008). Engrapgræs kvitterer for kvælstof efter kornhøst. Froeavleren, (1), 12-13.

Boelt, B. & Gislum, R. (2008). Man spiller da golf på rødsvingel. Froeavleren, (1), 14-15.

Gislum, R. (2008). Optimale kvælstofmængder til rød svingel og alm. rajgræs. Froeavleren, (2), 12-13.

Hart, J. M., Rolston, P., Mellbye, M. E., Silberstein, T. B., Young III, W. C., McCloy, B. L., Gingrich, G. A., Christensen, N. W. & Gislum, R. (2007). Comparison of soil N tests for prediction of spring N rate in perennial ryegrass seed production. I T. S. Aamild, L. T. Havstad & B. Boelt (red.), Proceedings of the Sixth International Herbage Seed Conference: Seed production in the northern light (Bind 2, s. 239-243). Bioforsk.

Gislum, R. & Boelt, B. (2007). Correlation between seed yield and biomass-nitrogen - a case study using multible field experiments. I T. S. Aamlid, L. T. Havstad & B. Boelt (red.), Proceedings of the Sixth International Herbage Seed Conference: Seed production in the northern light (Bind 2, s. 248-251). Bioforsk.

Gislum, R., Rolston, P., Hart, J. M., Chynoweth, R., McCloy, B. & Young, W. C. (2007). Economical optimal nitrogen (ECO-N) application rate is all that matters for the growers. I T. S. Aamlid, L. T. Havstad & B. Boelt (red.), Proceedings of the Sixth International Herbage Seed Conference: Seed production in the norhern light (Bind 2, s. 206-210). Bioforsk.

Gislum, R. (2007). Fordel kvælstoffet optimalt mellem efterår og forår. Froeavleren, 12-13.

Gislum, R. (2007). Frøgræsarter betaler for at flytte kvælstof til foråret. Mark, 28-30.

Gislum, R., Asp, T. & Boelt, B. (2007). NIRS and chemometrics - exploration of grass forage quality. I Abstract book (s. 40). Aarhus University.

Gislum, R. & Boelt, B. (2007). Translocation of nitrogen (N) to the seeds of perennial ryegrass in relation to the availabiliity of N. I Proceedings of the Sixth International Herbage Seed Conference: Seed production in the northern light (Bind 2, s. 113-116). Bioforsk.

Gislum, R. (2007). Udnyttelsen af kvælstof skal optimeres. Froeavleren, 90(7), 8-9.

Boelt, B., Deleuran, L. C. & Gislum, R. (2006). Anbefalinger vedrørende økologisk græsfrøavl. I Sammendrag af indlæg Plantekongres (s. 364-365)

Gislum, R. & Rolston, P. (2006). Economical Optimal Nitrogen (ECO-N) application rate in herbage grass seed production. International Herbage Seed Group Newsletter, 40, 10.

Deleuran, L. C., Gislum, R. & Boelt, B. (2006). Etablering af frøgræs i økologsk jordbrug. I NJF seminar 395 - Herbage Seed Production: Frøproduktion (s. 3.3.1-3.3.7). NJF.

Gislum, R., Nielsen, E. N., Deleuran, L. C. & Boelt, B. (2006). Exploratory analysis of fresh grass samples using NIRS and multivariate data analysis - method study in perennial ryegrass. Poster-session præsenteret på NJF seminar - Herbage Seed Production, Flakkebjerg, Danmark.

Boelt, B., Deleuran, L. C. & Gislum, R. (2006). Flere års avl på samme udlæg. I Sammendrag af indlæg Plantekongres (s. 312-313)

Gislum, R. (2006). Intercropping - cover crops soil life. I Proc. Annual Landwise Conference - Keeping our soils productive (s. 1)

Gislum, R. (2006). Kvælstofreduktioner også på vej på New Zealand. Froeavleren, 3, 4-6.

Boelt, B., Deleuran, L. C. & Gislum, R. (2006). Markforsøg dyrkningsteknik - Forskningscenter Flakkebjerg. I NJF seminar 395 - Herbage Seed Production (s. 1.7.1-1.7.6). NJF.

Nielsen, E. N. & Gislum, R. (2006). Økonomisk optimale kvælstofmængder i diploide og tetraploide typer af almindelig rajgræs - én eller to modeller? I NJF seminar 395 - Herbage Seed Production (s. 1.8.1-1.8.8). NJF.

Gislum, R. (2006). Økonomisk optimale kvælstofmængder til strandsvingel. Froeavleren, 3, 16-17.

Gislum, R., Boelt, B. & Deleuran, L. C. (2006). Optimal gødskning af strandsvingel. I Sammendrag af indlæg (s. 310-311)

Gislum, R. & Boelt, B. (2006). Quantification of nitrogen in herbage grass seeds using near-infrared reflectance spectroscopy and partial least squares regression. I Proc. Australian Near Infrared Spectroscopy Conference (s. 25)

Gislum, R. (2006). Sengødskning af rød svingel giver et merudbytte i nogle år, men hvilke år? Froeavleren, 5, 4-5.

Gislum, R. (2005). Behovsbestemt gødningsstrategi - Nye kvælstofnormer på baggrund af resultater fra Forskningsprogram Frøavl II. Froeavleren, 2, 20.

Deleuran, L. C., Boelt, B. & Gislum, R. (2005). Frøavl af rajsvingel (Festulolium). Grøn Viden - Markbrug, (313).

Gislum, R., Kristensen, K. & Boelt, B. (2005). Hvordan udnyttes kvælstof bedst i alm. rajgræs og strandsvingel? I Proc. Plantekongres 2005 (s. 258-259)

Gislum, R. & Boelt, B. (2005). Intercropped green manure legumes in perennial ryegrass (Lolium perenne L). I IFOAM Congress Handbook (s. 51)

Thalbitzer, F. & Gislum, R. (2005). Ny frøforskning gav bonus med højere kvælstofnormer. Mark, 5, 43.

Deleuran, L. C., Gislum, R. & Boelt, B. (2005). Placement of nitrogen in spinach (Spinacea oleracea L.): a method to increase seed yield? Acta Agriculturae Scandinavica, Section B - Soil & Plant Science, 55(1), 68-75. http://journalsonline.tandf.co.uk/(o3d042yoc2zxapytbzwgiz55)/app/home/contribution.asp?referrer=parent&backto=issue,5,13;journal,9,30;linkingpublicationresults,1:103635,1

Gislum, R., Boelt, B., Jensen, E. S., Wollenweber, B. & Kristensen, K. (2005). Temporal variation in nitrogen concentration of above ground perennial ryegrass applied different nitrogen fertiliser rates. Field Crops Research, 91(1), 83-90. https://doi.org/10.1016/j.fcr.2004.06.008

Gislum, R. & Griffith, S. M. (2005). Tiller production and development in perennial ryegrass in relation to nitrogen use. Journal of Plant Nutrition, 27(12), 2135-2148. https://doi.org/10.1081/PLN-200034675

Gislum, R. (2005). Vækstregulering og kvælstof - hvordan hænger det sammen? Froeavleren, 4, 56-57.

Gislum, R. & Boelt, B. (2004). Green manure as nitrogen source in organic seed production of perennial ryegrass. Poster-session præsenteret på American Society of Agronomy Annual Meeting, Seattle, Washington, USA.

Gislum, R. (2004). Kvælstof, frøgræs og New Zealand. Froeavleren, 4, 66.

Gislum, R. (2004). Kvælstof til Frøgræs. Froeavleren, 2, 32-33.

Gislum, R. & Boelt, B. (2004). New insights towards the understanding of the relationship between seed yield of perennial ryegrass and nitrogen application. I Proc. 7th International Symposium on Inorganic Nitrogen Assimilation in Plants (s. 55)

Gislum, R. (2004). Nye målemetoder til at identificere indholdsstoffer i plantemateriale. Froeavleren, 8, 128.

Gislum, R. (2004). Optimal kvælstoftilførsel. Froeavleren, 3, 44.

Gislum, R., Kristensen, K. & Boelt, B. (2004). Optimum nitrogen application strategy for seed production of perennial ryegrass (Lolium perenne L.) is dependent on plant density and cultivar. I Book of Proceedings (s. 843-844)

Gislum, R., Micklander, E. & Nielsen, J. P. (2004). Quantification of nitrogen concentration in perennial ryegrass and red fescue using near-infrared reflectance spectroscopy (NIRS) and chemometrics. Field Crops Research, 88(2-3), 269-277. https://doi.org/10.1016/j.fcr.2004.01.021

Boelt, B., Gislum, R. & Jensen, A. M. D. (2004). Resultater af dyrkningssystemer. I Bilag fra Plantekongressen 2004 (s. 22)

Boelt, B. & Gislum, R. (2004). What are the limiting factors to seed quality in organic production of grass and clover seed and how to improve yield? I Proceedings of the First World Conference on Organic Seed, 5-7 July 2004, Rome, Italy (s. 149-153)

Kristensen, K., Willas, J., Jørgensen, L. N. & Gislum, R. (2003). Anvendelse af ufuldstændige blokforsøg. I Bilag til Temamøde: Biometrianvendelse i planteforskningen (s. 69-77)

Gislum, R. (2003). Dynamics of nitrogen use efficiency in grass seed crops.

Boelt, B. & Gislum, R. (2003). Nyt fra Danmarks JordbrugsForskning, Flakkebjerg: Frøproduktion af efter- og grøngødningsafgrøder. Tidsskrift for frøavl, 2003, 7-9.

Gislum, R. & Kristensen, K. (2003). Optimal kvælstofmængde er afhængig af sort. Agrologisk, 11(3), 13.

Gislum, R., Deneufbourg, F., Hacquet, J., Borm, G., vanDijk, W. & Boelt, B. (2003). Restrictions and balances in the use of nitrogen for grass seed production in France, The Netherlands and Denmark; a review with case studies. I Fifth International Herbage Seed Conference (s. 48-52). Queensland Department of Primary Industries.

Gislum, R. & Boelt, B. (2003). Snittet frøgræshalm på anden og tredje års afgrøde giver ikke nedgang i udbyttet. Agrologisk, 6, 8-9.

Gislum, R., Thorsted, M. D., Kudsk, K. S. & Berner, O. (2003). Svovl og mangan til almindelig rajgræs. Froeavleren, 9, 136-137.

Gislum, R. (2003). Tildeling af kvælstof til frøgræs. Nyhedsbrevet, Danmarks JordbrugsForskning, (3), 6.

Gislum, R. (2003). Udnyttelsen af kvælstof i frøgræsafgrøder. Froeavleren, 6, 88-89.

Gislum, R., Wollenweber, B., Boelt, B. & Jensen, E. S. (2003). Uptake and distribution of nitrogen in perennial ryegrass: effect of additional applications at vegetative growth. Journal of Plant Nutrition, 26(12), 2375-2389.

Boelt, B., Gislum, R., Jensen, A. M. D. & Deleuran, L. C. (2002). Afprøvning af græsfrøsorter med forskellig geografisk oprindelse. I NJF-rapport 341 (s. 13-19)

Gislum, R., Boelt, B., Deleuran, L. C. & Jensen, A. M. D. (2002). Estimering af kvælstofindhold i Lolium perenne L ved brug af "Crop Scan" refleksionsdata. I NJF-rapport 341 (s. 63-70)

Boelt, B., Deleuran, L. C. & Gislum, R. (2002). Grass seed and Danish research. I Forage seed, winter 2002 (s. 40-42)

Boelt, B. & Gislum, R. (2002). Intercropping as solution for organic grass seed production. I Proceecings of ECO-PB 1st International symposium on organic seed production and plant breeding (s. 32-33)

Gislum, R. (2002). Kvælstofstatus i frøgræs. Froeavleren, 136-137.

Gislum, R. (2002). Kvælstoftilførsel. Dansk Frøavl, 2, 24-25.

Boelt, B., Deleuran, L. C. & Gislum, R. (2002). Nyt fra Danmarks JordbrugsForskning. Tidsskrift for frøavl, 1, 11-12.

Boelt, B., Deleuran, L. C. & Gislum, R. (2002). Organic forage seed production in Denmark. IHSG Newsletter, 34, 3-4.

Deleuran, L. C., Jensen, A. M. D., Boelt, B. & Gislum, R. (2002). Rækkeafstand i almindelig rajgræs (Lolium perenne L.) og rød svingel (Festuca rubra L.) i flerårige frøgræsmarker. I NJF-rapport 341 (s. 51-57)

Gislum, R. (2002). Sådan deles kvælstoffet til frøgræs. Landbrugsmagasinet Landsbladet - sektion agro, 21, 32.

Jensen, A. M. D., Deleuran, L. C., Gislum, R. & Boelt, B. (2002). Svampeendofytter i græs. I NJF-rapport 341 (s. 30-37)

Gislum, R. (2001). Gradueret kvælstof. Dansk Frøavl, (7), 128.

Gislum, R. (2001). Gradueret kvælstoftilførsel. Dansk Frøavl, (3), 50-51.

Gislum, R., Boelt, B. & Jensen, E. S. (2001). Grøngødningsafgrøder kan medvirke til et højt frøudbytte i økologisk dyrket almindelig rajgræs. Forskningsnytt om Oekologisk Landbruk i Norden, (5), 4-5.

Gislum, R. (2001). Grøngødningsafgrøder kan medvirke til et højt frøudbytte i økologisk dyrket almindelig rajgræs: Del af "Aktuelt nyt fra Danmarks JordbrugsForskning, 2001". Tidsskrift for frøavl, (2), 8-9.

Gislum, R. (2001). Kvælstofforsøg i Oregon, USA. Dansk Frøavl, (10), 169.

Gislum, R., Knudsen, L. & Haldrup, C. (2001). Kvælstof til frøgræs. Oversigt over Landsforsøgene, 143-147.

Larsen, N. S. & Gislum, R. (2000). Alm. rajgræs gemmer N i rødderne. Dansk Frøavl, (4), 64.

Gislum, R. (2000). Forsøg med kvælstofsensor i frøgræs. Dansk Frøavl, (2).

Gislum, R. (2000). Kvælstofoptagelse ved vandstress. Dansk Frøavl, (6), 97.

Gislum, R. (2000). Kvælstof til almindelig rajgræs og rødsvingel. Planteavlsberetning 2000, 146-149.

Gislum, R., Knudsen, L. & Haldrup, C. (2000). Kvælstof til frøgræs. Oversigt over Landsforsøgene, 157-160.

Deleuran, L. C., Gislum, R. & Jensen, A. M. D. (1999). Agro-physiological characteristics of endophyte-infected perennial ryegrass (Lolium perenne L.). I M. Falcinelli & D. Rosellini (red.), Herbage seed as a key factor for improving production and environmental quality: Proceedings Fourth International Herbage Seed Conference (s. 261)

Gislum, R. & Boelt, B. (1999). Nitrogen application in amenity-type of perennial ryegrass (Lolium perenne L). Journal of Applied Seed Production, 16, 67-70.

Gislum, R. & Deleuran, L. C. (1999). Optimal udnyttelse af kvælstof i frøafgrøder. Dansk Frøavl, (2), 24-25.

Gislum, R. (1999). Planteanalyser og N-min. Dansk Frøavl, (5), 74.

Gislum, R. (1999). Sengødskning i frøgræs. Dansk Frøavl, (3), 38.

Gislum, R. & Boelt, B. (1999). The effect of autumn nitrogen application in tall fescue (Festuca arundinacea schreb.) and Red fescue (Festuca rubra L.) grown for seed. I M. Falcinelli & D. Rosellini (red.), Herbage seed as a key factor for improving production and environmental quality: Proceedings Fourth International Herbage Seed Conference (s. 96-101)

Gislum, R. & Boelt, B. (1999). The effect of autumn nitrogen application in tall fescue (Festuca arundinacea Schreband red fescue (Festuca rubra L.) grown for seed. Journal of Applied Seed Production, 17, 95.

Gislum, R., Rowarth, J. & Boelt, B. (1999). The relationship between applied nitrogen, nitrogen concentration in herbage and seed yield in perennial ryegrass (Lolium perenne L) VI. Cv. Borvi in Denmark. Journal of Applied Seed Production, 17, 87-90.

Gislum, R. & Boelt, B. (1998). Behovsbestemt gødningsstrategi i almindelig rajgræs (Lolium perenne L.). I NJF-rapport nr. 121 (s. 99-106)

Gislum, R. (1998). Behovsbestemt gødningsstrategi i rajgræs. Dansk Frøavl, 2, 28-29.

Gislum, R. (1998). Gødskning af frøgræs. Effektivt Landbrug, 18.

Gislum, R. (1998). Gødskning af frøgræs. Effektivt Landbrug, Planteavl, (18), 35-36.

Gislum, R. (1998). Reflektansmålinger kan blive et redskab til en mere korrekt gødningstildeling. Tidsskrift for frøavl, (3), 12-13.