Zobrazeno 1 - 10
of 72
pro vyhledávání: '"Johannes Ravn Jørgensen"'
Autor:
Takashi Sonam Tashi Tanaka, Sheng Wang, Johannes Ravn Jørgensen, Marco Gentili, Armelle Zaragüeta Vidal, Anders Krogh Mortensen, Bharat Sharma Acharya, Brittany Deanna Beck, René Gislum
Publikováno v:
Drones, Vol 8, Iss 6, p 212 (2024)
The phenotyping of field crops quantifies a plant’s structural and physiological characteristics to facilitate crop breeding. High-throughput unmanned aerial vehicle (UAV)-based remote sensing platforms have been extensively researched as replaceme
Externí odkaz:
https://doaj.org/article/8756d4b14de8403ab7c39781aa2689af
Publikováno v:
Agriculture, Vol 11, Iss 4, p 301 (2021)
The objective of seed testing is to provide high-quality seeds in terms of high varietal identity and purity, germination capacity, and seed health. Across the seed industry, it is widely acknowledged that quality assessment needs an upgrade and impr
Externí odkaz:
https://doaj.org/article/b1eb5edc14dd48338afe40ceb0466374
Publikováno v:
PLoS ONE, Vol 11, Iss 3, p e0152011 (2016)
Application of rapid and time-efficient health diagnostic and identification technology in the seed industry chain could accelerate required analysis, characteristic description and also ultimately availability of new desired varieties. The aim of th
Externí odkaz:
https://doaj.org/article/e09078a6c77b49888ac5d6d4d24fe94d
Publikováno v:
Jensen, S M, Jørgensen, J R & Rasmussen, J 2023, ' A non-replicated experimental design in faba bean (Vicia faba L.) variety testing – Embracing plant density variation as a strength ', European Journal of Agronomy, vol. 148, 126851 . https://doi.org/10.1016/j.eja.2023.126851
Plant density is one of several factors that can affect crop yield. In conventional variety trials, it is generally assumed that the plant density is optimal and similar across all varieties, but in practice, field emergence and plant density may var
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::152f483470f5a5e9ce0087de23d5ddef
https://doi.org/10.1016/j.eja.2023.126851
https://doi.org/10.1016/j.eja.2023.126851
Autor:
Rose Kristoffersen, Lars Bonde Eriksen, Ghita Cordsen Nielsen, Johannes Ravn Jørgensen, Lise Nistrup Jørgensen
Publikováno v:
Kristoffersen, R, Eriksen, L B, Nielsen, G C, Jørgensen, J R & Jørgensen, L N 2022, ' Management of Septoria tritici blotch using cultivar mixtures ', Plant Disease, vol. 106, no. 5, pp. 1341-1349 . https://doi.org/10.1094/PDIS-01-21-0069-RE
Septoria tritici blotch (STB) is among the most devastating diseases in European wheat production. In recent years, there has been increased interest in using cultivar mixtures as part of an integrated control strategy against diseases. This study in
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::557c8f5097620df1e2ed3af9e77a27f6
https://pubmed.ncbi.nlm.nih.gov/34907800
https://pubmed.ncbi.nlm.nih.gov/34907800
Publikováno v:
Matzen, N, Jørgensen, J R, Holst, N & Jørgensen, L N 2019, ' Grain quality in wheat-Impact of disease management ', European Journal of Agronomy, vol. 103, pp. 152-164 . https://doi.org/10.1016/j.eja.2018.12.007
Winter wheat is commonly attacked by a range of major leaf diseases like septoria tritici blotch (Zymoseptoria tritici) (STB), yellow rust (Puccinia striiformis) (YR) and powdery mildew (Blumeria graminis) (PM), which have significant negative impact
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cec9e301efeed721926e75f057087279
https://doi.org/10.1016/j.eja.2018.12.007
https://doi.org/10.1016/j.eja.2018.12.007
Publikováno v:
Agriculture, Vol 11, Iss 301, p 301 (2021)
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, vol. 11, no. 4, 301 . https://doi.org/10.3390/agriculture11040301
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, vol. 11, no. 4, 301 . https://doi.org/10.3390/agriculture11040301
The objective of seed testing is to provide high-quality seeds in terms of high varietal identity and purity, germination capacity, and seed health. Across the seed industry, it is widely acknowledged that quality assessment needs an upgrade and impr
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::33b48ad5de5ed0b7f0d16eb3de071edd
https://www.mdpi.com/2077-0472/11/4/301
https://www.mdpi.com/2077-0472/11/4/301
Autor:
Arezoo Taghizadeh-Toosi, Johannes Ravn Jørgensen, Niclas Scott Bentsen, Uffe Jørgensen, Inge Stupak
Publikováno v:
Bentsen, N S, Jørgensen, J R, Stupak, I, Jørgensen, U & Taghizadeh-Toosi, A 2019, ' Dynamic sustainability assessment of heat and electricity production based on agricultural crop residues in Denmark ', Journal of Cleaner Production, vol. 213, pp. 491-507 . https://doi.org/10.1016/j.jclepro.2018.12.194
Bioenergy use is expected to increase significantly to support energy strategies and to meet climate targets in a large number of countries. Agricultural residues as an energy resource have attracted a lot of interest, as the use of residue biomass i
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e6331883a795cacc421b1eb5d7cc362a
https://pure.au.dk/portal/da/publications/dynamic-sustainability-assessment-of-heat-and-electricity-production-based-on-agricultural-crop-residues-in-denmark(9b462556-916d-43a0-83ad-86f30f8692ce).html
https://pure.au.dk/portal/da/publications/dynamic-sustainability-assessment-of-heat-and-electricity-production-based-on-agricultural-crop-residues-in-denmark(9b462556-916d-43a0-83ad-86f30f8692ce).html
Autor:
Rikke Bagger Jørgensen, Anders Stockmarr, Cathrine Heinz Ingvordsen, René Gislum, Teis Nørgaard Mikkelsen, Johannes Ravn Jørgensen
Publikováno v:
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, vol. 67, no. 8, pp. 2151-2158 . https://doi.org/10.1093/jxb/erw033
In the present study a set of 108 spring barley (H. vulgare L.) accessions were cultivated under predicted future levels of temperature and [CO2] as single factors and in combination (IPCC, AR5, RCP8.5). Across all genotypes, elevated [CO2] (700 ppm
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c18308df9677575902d43e84a878eaad
https://doi.org/10.1093/jxb/erw033
https://doi.org/10.1093/jxb/erw033
Publikováno v:
PloS ONE, vol. 11, no. 3, pp. 1-10, 2016.
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 ', Final COBRA Conference, Vingsted, Denmark, 24/11/2015-25/11/2015 .
Aarhus University
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 ', Final COBRA Conference, Vingsted, Denmark, 24/11/2015-25/11/2015 .
Aarhus University
Application of rapid and time-efficient health diagnostic and identification technology in the seed industry chain could accelerate required analysis, characteristic description and also ultimately availability of new desired varieties. The aim of th
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::7547ff8c9a19c0acb47709e658136cd3
https://dk.um.si/Dokument.php?id=112794&dn=
https://dk.um.si/Dokument.php?id=112794&dn=