{"id":"https://openalex.org/W2042857457","doi":"https://doi.org/10.1017/s0021859602002885","title":"Effects of rate and timing of nitrogen fertilizer on disease control by fungicides in winter wheat. 1. Grain yield and foliar disease control","display_name":"Effects of rate and timing of nitrogen fertilizer on disease control by fungicides in winter wheat. 1. Grain yield and foliar disease control","publication_year":2003,"publication_date":"2003-02-01","ids":{"openalex":"https://openalex.org/W2042857457","doi":"https://doi.org/10.1017/s0021859602002885","mag":"2042857457"},"language":"en","primary_location":{"id":"doi:10.1017/s0021859602002885","doi":"https://doi.org/10.1017/s0021859602002885","is_oa":false,"landing_page_url":"https://doi.org/10.1017/s0021859602002885","pdf_url":null,"source":{"id":"https://openalex.org/S12429487","display_name":"The Journal of Agricultural Science","issn_l":"0021-8596","issn":["0021-8596","1469-5146"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-2","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Agricultural Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018605749","display_name":"J\u00f8rgen Eivind Olesen","orcid":"https://orcid.org/0000-0002-6639-1273","observed_orcids":["https://orcid.org/0000-0002-6639-1273"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. E. OLESEN","raw_affiliation_strings":["Danish Institute of Agricultural Sciences, Department of Crop Physiology and Soil Science, Research Centre Foulum, Box 50, 8830 Tjele, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Institute of Agricultural Sciences, Department of Crop Physiology and Soil Science, Research Centre Foulum, Box 50, 8830 Tjele, Denmark","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020717767","display_name":"Lars Nannestad J\u00f8rgensen","orcid":"https://orcid.org/0000-0001-7465-5374","observed_orcids":["https://orcid.org/0000-0001-7465-5374"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"L. N. J\u00d8RGENSEN","raw_affiliation_strings":["Danish Institute of Agricultural Sciences, Department of Crop Protection, Research Centre Flakkebjerg, 4200 Slagelse, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Institute of Agricultural Sciences, Department of Crop Protection, Research Centre Flakkebjerg, 4200 Slagelse, Denmark","institution_ids":[]}]},{"author_position":"middle","author":{"id":null,"display_name":"J. PETERSEN","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. PETERSEN","raw_affiliation_strings":["Danish Institute of Agricultural Sciences, Department of Crop Physiology and Soil Science, Research Centre Foulum, Box 50, 8830 Tjele, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Institute of Agricultural Sciences, Department of Crop Physiology and Soil Science, Research Centre Foulum, Box 50, 8830 Tjele, Denmark","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103487231","display_name":"J. V. Mortensen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. V. MORTENSEN","raw_affiliation_strings":["Danish Institute of Agricultural Sciences, Department of Crop Physiology and Soil Science, Research Centre Foulum, Box 50, 8830 Tjele, Denmark"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Danish Institute of Agricultural Sciences, Department of Crop Physiology and Soil Science, Research Centre Foulum, Box 50, 8830 Tjele, Denmark","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3550,"currency":"USD","value_usd":3550},"apc_paid":null,"fwci":1.6284,"has_fulltext":false,"cited_by_count":71,"citation_normalized_percentile":{"value":0.83809703,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"140","issue":"1","first_page":"1","last_page":"13"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T13214","display_name":"Powdery Mildew Fungal Diseases","score":0.5532000064849854,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T13214","display_name":"Powdery Mildew Fungal Diseases","score":0.5532000064849854,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10733","display_name":"Wheat and Barley Genetics and Pathology","score":0.31619998812675476,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11900","display_name":"Fungal Plant Pathogen Control","score":0.08449999988079071,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/winter-wheat","display_name":"winter wheat","score":0.8389999866485596},{"id":"https://openalex.org/keywords/nitrogen-application-rate","display_name":"nitrogen application rate","score":0.8840000033378601},{"id":"https://openalex.org/keywords/nitrogen-application-timing","display_name":"nitrogen application timing","score":0.9210000038146973},{"id":"https://openalex.org/keywords/fungicide-dose","display_name":"fungicide dose","score":0.7490000128746033},{"id":"https://openalex.org/keywords/powdery-mildew","display_name":"powdery mildew","score":0.828000009059906},{"id":"https://openalex.org/keywords/septoria-leaf-spot","display_name":"Septoria leaf spot","score":0.8820000290870667},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.7990000247955322},{"id":"https://openalex.org/keywords/disease-progression","display_name":"disease progression","score":0.4650000035762787},{"id":"https://openalex.org/keywords/propiconazole","display_name":"propiconazole","score":0.7580000162124634},{"id":"https://openalex.org/keywords/fenpropimorph","display_name":"fenpropimorph","score":0.9990000128746033},{"id":"https://openalex.org/keywords/economic-returns","display_name":"economic returns","score":0.5109999775886536},{"id":"https://openalex.org/keywords/loamy-sand","display_name":"loamy sand soil","score":0.5830000042915344}],"concepts":[{"id":"https://openalex.org/C2776008901","wikidata":"https://www.wikidata.org/wiki/Q310475","display_name":"Septoria","level":2,"score":0.9566000699996948},{"id":"https://openalex.org/C2779336322","wikidata":"https://www.wikidata.org/wiki/Q934008","display_name":"Powdery mildew","level":2,"score":0.9518935680389404},{"id":"https://openalex.org/C74600772","wikidata":"https://www.wikidata.org/wiki/Q193237","display_name":"Fungicide","level":2,"score":0.8923546075820923},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.7082340121269226},{"id":"https://openalex.org/C2780034373","wikidata":"https://www.wikidata.org/wiki/Q6508875","display_name":"Leaf spot","level":2,"score":0.6163861751556396},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.6091296076774597},{"id":"https://openalex.org/C137660486","wikidata":"https://www.wikidata.org/wiki/Q732240","display_name":"Growing season","level":2,"score":0.5147150158882141},{"id":"https://openalex.org/C2777734684","wikidata":"https://www.wikidata.org/wiki/Q337796","display_name":"Blumeria graminis","level":4,"score":0.5143259763717651},{"id":"https://openalex.org/C2777860415","wikidata":"https://www.wikidata.org/wiki/Q414357","display_name":"Propiconazole","level":3,"score":0.5056941509246826},{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"score":0.48642587661743164},{"id":"https://openalex.org/C2779669290","wikidata":"https://www.wikidata.org/wiki/Q1220207","display_name":"Mildew","level":2,"score":0.4636797308921814},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.34156835079193115},{"id":"https://openalex.org/C93678976","wikidata":"https://www.wikidata.org/wiki/Q4215946","display_name":"Plant disease resistance","level":3,"score":0.11974227428436279},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1017/s0021859602002885","doi":"https://doi.org/10.1017/s0021859602002885","is_oa":false,"landing_page_url":"https://doi.org/10.1017/s0021859602002885","pdf_url":null,"source":{"id":"https://openalex.org/S12429487","display_name":"The Journal of Agricultural Science","issn_l":"0021-8596","issn":["0021-8596","1469-5146"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-2","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Journal of Agricultural Science","raw_type":"journal-article"},{"id":"pmh:oai:pure.atira.dk:publications/c6a570f0-bb3a-11db-8e26-000ea68e967b","doi":null,"is_oa":false,"landing_page_url":"https://pure.au.dk/portal/en/publications/c6a570f0-bb3a-11db-8e26-000ea68e967b","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Olesen, J E, J\u00f8rgensen, L N, Petersen, J & Mortensen, J V 2003, 'Effects of rate and timing of nitrogen fertilizer on disease control by fungicides in winter wheat : 1. Grain yield and foliar disease control', Journal of Agricultural Science, vol. 140, pp. 1-13.","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":1.0}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2078313410","https://openalex.org/W2008271763","https://openalex.org/W2097774449","https://openalex.org/W2037887417","https://openalex.org/W2163053726","https://openalex.org/W4317740070","https://openalex.org/W4416574293","https://openalex.org/W4285243112","https://openalex.org/W2290899042","https://openalex.org/W4384346791"],"abstract_inverted_index":{"The":[0,88,123,235,251,279,312,339,359],"effects":[1],"of":[2,23,43,54,63,90,125,147,192,198,212,260,272,361,368],"nitrogen":[3],"(N)":[4],"rate":[5,165,189,209,241,262,288,344,380],"and":[6,48,51,58,81,93,115,129,152,166,190,195,201,205,210,215,239,263,269],"timing":[7,191,211,264],"on":[8,26,230,265,275,299],"need":[9,323],"for":[10,309,337,345,355],"fungicide":[11,55,167,217,237,267,273,281,313],"application":[12,49,146,274],"in":[13,20,30,77,83,111,119,149,315,372],"winter":[14,64],"wheat":[15,65],"(Triticum":[16],"aestivum)":[17],"were":[18,74,182,242,254,318],"investigated":[19],"3":[21],"years":[22],"field":[24],"experiments":[25],"loamy":[27],"sand":[28],"soils":[29],"Denmark.":[31],"A":[32],"two-factor":[33],"completely":[34],"randomized":[35],"experimental":[36],"design":[37],"was":[38,143,349],"used,":[39,75],"comprising":[40],"seven":[41],"combinations":[42],"different":[44,61],"N":[45,148,164,193,213,240,261,277,287,292,304,342,379],"fertilizer":[46,194,214,343],"rates":[47],"times,":[50],"five":[52],"doses":[53],"(co-formulation":[56],"propiconazole":[57],"fenpropimorph).":[59],"Two":[60],"varieties":[62],"with":[66,107,162,286,295,363],"high":[67],"susceptibility":[68],"to":[69,105,188,196,208,216,256,324],"powdery":[70,91,108,127,199,330],"mildew":[71,92,109,128,200,331],"(Blumeria":[72],"graminis)":[73],"Florida":[76],"the":[78,84,112,120,135,138,170,247,258,270,316,322,369,377],"first":[79,113],"season":[80,114],"Pepital":[82],"last":[85,121],"two":[86],"seasons.":[87],"severity":[89,124],"septoria":[94,116,130,202,222,326],"leaf":[95,117,131,203,223,327],"spot":[96,118,132,224],"(mainly":[97],"Septoria":[98],"tritici)":[99],"varied":[100],"between":[101],"seasons":[102],"from":[103],"slight":[104],"moderate":[106],"dominating":[110],"season.":[122],"both":[126],"assessed":[133],"as":[134,244],"Area":[136],"Under":[137],"Disease":[139],"Progress":[140],"Curve":[141],"(AUDPC)":[142],"increased":[144,161,283],"by":[145,155,321,381],"all":[150],"years,":[151],"more":[153],"so":[154],"early":[156],"applied":[157,303],"N.":[158],"Grain":[159],"yields":[160,173],"increasing":[163],"dose.":[168,218],"However,":[169],"observed":[171],"grain":[172,186,231],"did":[174],"not":[175],"reveal":[176],"any":[177],"N\u00d7fungicide":[178],"interactions.":[179],"Regression":[180],"models":[181,253],"therefore":[183],"fitted,":[184],"relating":[185,206],"yield":[187,232],"AUDPC":[197,207],"spot,":[204,328],"They":[219],"demonstrated":[220],"that":[221,367],"had":[225],"a":[226,290,296,306,333],"considerably":[227],"higher":[228,307],"impact":[229],"than":[233,354],"mildew.":[234],"optimal":[236,266,276,280,341,378],"dose":[238,282],"defined":[243],"those":[245],"giving":[246],"highest":[248],"economic":[249],"return.":[250],"regression":[252],"used":[255,371],"estimate":[257],"effect":[259,271],"dose,":[268],"rate.":[278],"almost":[284],"linearly":[285],"above":[289],"minimum":[291],"rate,":[293],"but":[294],"large":[297],"dependency":[298],"price":[300],"relations.":[301],"Early":[302],"caused":[305],"demand":[308],"disease":[310],"control.":[311,338],"applications":[314],"model":[317],"mainly":[319],"driven":[320],"control":[325],"whereas":[329],"gave":[332],"poor":[334],"net":[335],"return":[336],"estimated":[340],"untreated":[346],"diseased":[347],"crops":[348,356],"60":[350],"kg":[351,384],"N/ha":[352],"lower":[353],"without":[357],"disease.":[358],"use":[360],"fungicides":[362],"an":[364],"efficacy":[365],"twice":[366],"EBI-fungicides":[370],"this":[373],"experiment":[374],"would":[375],"increase":[376],"c.":[382],"20":[383],"N/ha.":[385]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":5},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":5}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}
