{"id":"https://openalex.org/W2004125327","doi":"https://doi.org/10.2134/agronj1979.00021962007100030014x","title":"Yields and Protein Content of Wheat Grain as Affected by Cultivar, N, and Environmental Growth Factors1","display_name":"Yields and Protein Content of Wheat Grain as Affected by Cultivar, N, and Environmental Growth Factors1","publication_year":1979,"publication_date":"1979-05-01","ids":{"openalex":"https://openalex.org/W2004125327","doi":"https://doi.org/10.2134/agronj1979.00021962007100030014x","mag":"2004125327"},"language":"en","primary_location":{"id":"doi:10.2134/agronj1979.00021962007100030014x","doi":"https://doi.org/10.2134/agronj1979.00021962007100030014x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1979.00021962007100030014x","pdf_url":null,"source":{"id":"https://openalex.org/S139950591","display_name":"Agronomy Journal","issn_l":"0002-1962","issn":["0002-1962","1072-9623","1435-0645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Agronomy Journal","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/A5058553207","display_name":"Gilbert L. Terman","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"G. L. Terman","raw_affiliation_strings":["Agronomist"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Agronomist","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5058553207"],"corresponding_institution_ids":[],"apc_list":{"value":1800,"currency":"USD","value_usd":1800},"apc_paid":null,"fwci":1.219,"has_fulltext":false,"cited_by_count":74,"citation_normalized_percentile":{"value":0.7213467,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"71","issue":"3","first_page":"437","last_page":"440"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12310","display_name":"Crop Yield and Soil Fertility","score":0.6758000254631042,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop 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/T12310","display_name":"Crop Yield and Soil Fertility","score":0.6758000254631042,"subfield":{"id":"https://openalex.org/subfields/1102","display_name":"Agronomy and Crop 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":0.2728999853134155,"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/T11229","display_name":"Genetics and Plant Breeding","score":0.029600000008940697,"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/wheat","display_name":"wheat","score":0.7459999918937683},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.8100000023841858},{"id":"https://openalex.org/keywords/grain-protein-content","display_name":"grain protein content","score":0.8999999761581421},{"id":"https://openalex.org/keywords/nitrogen-fertilization","display_name":"nitrogen fertilization","score":0.7879999876022339},{"id":"https://openalex.org/keywords/cultivar-differences","display_name":"cultivar differences","score":0.8960000276565552},{"id":"https://openalex.org/keywords/soft-red-winter-wheat","display_name":"soft red winter wheat","score":0.8309999704360962},{"id":"https://openalex.org/keywords/hard-red-winter-wheat","display_name":"hard red winter wheat","score":0.9990000128746033},{"id":"https://openalex.org/keywords/nitrogen-uptake","display_name":"nitrogen uptake","score":0.7829999923706055},{"id":"https://openalex.org/keywords/moisture-supply","display_name":"moisture supply","score":0.6570000052452087},{"id":"https://openalex.org/keywords/light","display_name":"light","score":0.5640000104904175},{"id":"https://openalex.org/keywords/temperature","display_name":"temperature","score":0.6890000104904175},{"id":"https://openalex.org/keywords/crude-protein","display_name":"crude protein","score":0.5989999771118164}],"concepts":[{"id":"https://openalex.org/C197321923","wikidata":"https://www.wikidata.org/wiki/Q4886","display_name":"Cultivar","level":2,"score":0.9107022285461426},{"id":"https://openalex.org/C2779587293","wikidata":"https://www.wikidata.org/wiki/Q7622360","display_name":"Straw","level":2,"score":0.7853228449821472},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.656153678894043},{"id":"https://openalex.org/C113578266","wikidata":"https://www.wikidata.org/wiki/Q1131303","display_name":"Loam","level":3,"score":0.5522136092185974},{"id":"https://openalex.org/C142796444","wikidata":"https://www.wikidata.org/wiki/Q181394","display_name":"Nutrient","level":2,"score":0.5340729355812073},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.44993168115615845},{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.41643157601356506},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3593738079071045},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.07231312990188599},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2134/agronj1979.00021962007100030014x","doi":"https://doi.org/10.2134/agronj1979.00021962007100030014x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1979.00021962007100030014x","pdf_url":null,"source":{"id":"https://openalex.org/S139950591","display_name":"Agronomy Journal","issn_l":"0002-1962","issn":["0002-1962","1072-9623","1435-0645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Agronomy Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W1897046022","https://openalex.org/W2073496542","https://openalex.org/W2076350689","https://openalex.org/W2047261139","https://openalex.org/W2076624630","https://openalex.org/W4412013136","https://openalex.org/W249872278","https://openalex.org/W2013379330","https://openalex.org/W912388958","https://openalex.org/W280882041"],"abstract_inverted_index":{"Abstract":[0],"Grain":[1],"protein":[2,34,111,115,147,168],"is":[3],"important":[4],"in":[5,11,30,65,105,150,196],"human":[6],"and":[7,10,33,48,51,59,80,107,113,176,185,203,208],"animal":[8],"nutrition":[9],"relation":[12],"to":[13,27,74,174,222],"various":[14],"culinary":[15],"uses":[16],"of":[17,83,87,96,120,165,181,188],"flour.":[18],"Various":[19],"wheat":[20,61],"(Triticum":[21],"aestivum":[22],"L.)":[23],"cultivars":[24,62,102,220],"are":[25],"reported":[26],"vary":[28],"widely":[29],"grain":[31,106,126,175,197],"yield":[32],"concentrations.":[35],"To":[36],"study":[37],"yield\u2010protein":[38,214],"relationships,":[39],"three":[40,52],"soft":[41],"red":[42,54],"winter":[43,55],"(Atlas":[44],"66,":[45],"Knox":[46,134],"62,":[47],"Blue":[49,131],"Boy)":[50],"hard":[53],"(Norin":[56],"16,":[57],"Tascosa,":[58],"Omaha)":[60],"were":[63,170],"grown":[64],"a":[66],"pot":[67,117],"experiment":[68],"at":[69,183,200],"Muscle":[70],"Shoals,":[71],"Alabama.":[72],"Response":[73],"0,":[75],"100,":[76],"200,":[77],"400,":[78],"800,":[79],"1,200":[81],"mg":[82],"N/pot":[84],"(3":[85],"kg":[86],"Mountview":[88],"silt":[89],"loam)":[90],"together":[91],"with":[92,118,194],"adequate,":[93],"uniform":[94],"rates":[95],"other":[97,209],"nutrients":[98],"was":[99,149,190],"determined.":[100],"All":[101],"increased":[103],"similarly":[104],"straw":[108,177,199],"yields,":[109],"crude":[110,114,146],"concentrations,":[112],"/":[116],"amount":[119],"applied":[121,166],"N.":[122],"The":[123,143],"ranking":[124,144],"for":[125,145],"yields":[127],"was:":[128],"Tascosa":[129],">":[130,136,138,141],"Boy":[132],"=":[133],"62":[135],"Omaha":[137],"Norin":[139],"16":[140],"Atlas.":[142],"concentrations":[148,169],"the":[151],"reverse":[152],"order.":[153],"These":[154],"trends":[155],"indicate":[156],"pronounced":[157],"genetic":[158],"differences":[159],"among":[160,216,219],"cultivars.":[161,217],"At":[162],"each":[163],"rate":[164],"N,":[167],"also":[171],"inversely":[172],"related":[173],"yields.":[178],"Early":[179],"uptake":[180,195],"N":[182],"forage":[184],"boot":[186],"stages":[187],"growth":[189,210,227],"usually":[191],"highly":[192],"correlated":[193],"+":[198],"maturity.":[201],"Nitrogen":[202],"moisture":[204],"supply,":[205],"light,":[206],"temperature,":[207],"factors":[211],"greatly":[212],"affect":[213],"relationships":[215],"Differences":[218],"tended":[221],"be":[223],"greatest":[224],"under":[225],"optimum":[226],"conditions.":[228]},"counts_by_year":[{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}