{"id":"https://openalex.org/W2039735261","doi":"https://doi.org/10.2134/agronj1993.00021962008500030034x","title":"Radiation\u2010Use Efficiency among Grain Sorghum Cultivars and Plant Densities","display_name":"Radiation\u2010Use Efficiency among Grain Sorghum Cultivars and Plant Densities","publication_year":1993,"publication_date":"1993-05-01","ids":{"openalex":"https://openalex.org/W2039735261","doi":"https://doi.org/10.2134/agronj1993.00021962008500030034x","mag":"2039735261"},"language":"en","primary_location":{"id":"doi:10.2134/agronj1993.00021962008500030034x","doi":"https://doi.org/10.2134/agronj1993.00021962008500030034x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1993.00021962008500030034x","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/A5037805998","display_name":"W. D. Rosenthal","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"W. D. Rosenthal","raw_affiliation_strings":["Blackland Research Center, Texas Agriculture Experiment Station Temple TX 76502"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Blackland Research Center, Texas Agriculture Experiment Station Temple TX 76502","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004637230","display_name":"Thomas J. Gerik","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210164589","display_name":"Department of Primary Industries","ror":"https://ror.org/05s5aag36","country_code":"AU","type":"government","lineage":["https://openalex.org/I2801244131","https://openalex.org/I4210164589"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"T. J. Gerik","raw_affiliation_strings":["Queensland Department of Primary Industries Emerald Qld Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Queensland Department of Primary Industries Emerald Qld Australia","institution_ids":["https://openalex.org/I4210164589"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023712239","display_name":"Len J. Wade","orcid":"https://orcid.org/0000-0002-1321-4310","observed_orcids":["https://orcid.org/0000-0002-1321-4310"]},"institutions":[{"id":"https://openalex.org/I4210164589","display_name":"Department of Primary Industries","ror":"https://ror.org/05s5aag36","country_code":"AU","type":"government","lineage":["https://openalex.org/I2801244131","https://openalex.org/I4210164589"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"L. J. Wade","raw_affiliation_strings":["Queensland Department of Primary Industries Emerald Qld Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Queensland Department of Primary Industries Emerald Qld Australia","institution_ids":["https://openalex.org/I4210164589"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5037805998"],"corresponding_institution_ids":[],"apc_list":{"value":1800,"currency":"USD","value_usd":1800},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"85","issue":"3","first_page":"703","last_page":"705"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12310","display_name":"Crop Yield and Soil Fertility","score":0.9878000020980835,"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":0.9878000020980835,"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/T12571","display_name":"Soybean genetics and cultivation","score":0.003599999938160181,"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/T13628","display_name":"Agricultural Productivity and Crop Improvement","score":0.00279999990016222,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/radiation-use-efficiency","display_name":"radiation use efficiency","score":0.984000027179718},{"id":"https://openalex.org/keywords/grain-sorghum","display_name":"grain sorghum","score":0.9980000257492065},{"id":"https://openalex.org/keywords/sorghum","display_name":"sorghum","score":0.996999979019165},{"id":"https://openalex.org/keywords/plant-density","display_name":"plant density","score":0.9509999752044678},{"id":"https://openalex.org/keywords/cultivar-effects","display_name":"cultivar effects","score":0.9259999990463257},{"id":"https://openalex.org/keywords/photosynthetically-active-radiation","display_name":"photosynthetically active radiation","score":0.8659999966621399},{"id":"https://openalex.org/keywords/extinction-coefficient","display_name":"extinction coefficient","score":0.9229999780654907},{"id":"https://openalex.org/keywords/dry-matter-accumulation","display_name":"dry matter accumulation","score":0.656000018119812},{"id":"https://openalex.org/keywords/leaf-area-index","display_name":"leaf area index","score":0.9900000095367432},{"id":"https://openalex.org/keywords/crop-growth-model","display_name":"crop growth simulation","score":0.546999990940094},{"id":"https://openalex.org/keywords/maturity-classes","display_name":"maturity class","score":0.4230000078678131}],"concepts":[{"id":"https://openalex.org/C2778157034","wikidata":"https://www.wikidata.org/wiki/Q12111","display_name":"Sorghum","level":2,"score":0.8485821485519409},{"id":"https://openalex.org/C131366478","wikidata":"https://www.wikidata.org/wiki/Q900892","display_name":"Photosynthetically active radiation","level":3,"score":0.8279531598091125},{"id":"https://openalex.org/C197321923","wikidata":"https://www.wikidata.org/wiki/Q4886","display_name":"Cultivar","level":2,"score":0.6720658540725708},{"id":"https://openalex.org/C25989453","wikidata":"https://www.wikidata.org/wiki/Q446746","display_name":"Leaf area index","level":2,"score":0.6254351735115051},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.5920374393463135},{"id":"https://openalex.org/C2780138947","wikidata":"https://www.wikidata.org/wiki/Q393855","display_name":"Dry matter","level":2,"score":0.5894018411636353},{"id":"https://openalex.org/C2780512892","wikidata":"https://www.wikidata.org/wiki/Q593803","display_name":"Anthesis","level":3,"score":0.5782483816146851},{"id":"https://openalex.org/C2777399377","wikidata":"https://www.wikidata.org/wiki/Q17073957","display_name":"DSSAT","level":3,"score":0.5056805610656738},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4244098961353302},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.38854530453681946},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.2477598488330841},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.15462800860404968},{"id":"https://openalex.org/C183688256","wikidata":"https://www.wikidata.org/wiki/Q11982","display_name":"Photosynthesis","level":2,"score":0.08954015374183655}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2134/agronj1993.00021962008500030034x","doi":"https://doi.org/10.2134/agronj1993.00021962008500030034x","is_oa":false,"landing_page_url":"https://doi.org/10.2134/agronj1993.00021962008500030034x","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":0.991100013256073,"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2"}],"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/W4308700125","https://openalex.org/W1973555485","https://openalex.org/W2026656385","https://openalex.org/W2057890560","https://openalex.org/W2016226619","https://openalex.org/W798906058","https://openalex.org/W4281491671","https://openalex.org/W3164961282","https://openalex.org/W1692735599","https://openalex.org/W74403959"],"abstract_inverted_index":{"Abstract":[0],"Radiation\u2010use":[1],"efficiency":[2,33,203],"(RUE,":[3],"g":[4,181,187],"MJ\u22121)":[5],"has":[6],"often":[7],"been":[8,36],"used":[9],"in":[10,63,150,167,171,189],"many":[11],"crop":[12,152],"model":[13],"equations":[14],"to":[15,54],"estimate":[16],"total":[17,164],"biomass":[18],"and":[19,58,69,90,98,106,124,168,209],"yield":[20],"based":[21],"on":[22,31,61,77,87],"cumulative":[23],"absorbed":[24],"photosynthetically":[25,108],"active":[26,109],"radiation.":[27],"Management":[28],"practice":[29],"effects":[30,60],"radiation\u2010use":[32],"have":[34],"not":[35],"well":[37],"documented":[38],"for":[39,143,176],"grain":[40,64],"sorghum":[41],"[Sorghum":[42],"bicolor":[43],"(L.)":[44],"Moench].":[45],"A":[46],"field":[47],"study":[48],"was":[49,146,179],"conducted":[50],"near":[51],"Temple,":[52],"TX":[53],"determine":[55],"plant":[56],"density":[57,208],"cultivar":[59],"RUE":[62,170,175],"sorghum.":[65],"Early":[66],"\u2018Cargill":[67,72],"4462\u2019":[68],"late":[70],"maturing":[71],"6670\u2019":[73],"cultivars":[74],"were":[75,111,128,205],"planted":[76],"a":[78],"Houston":[79],"Black":[80],"clay":[81],"(fine,":[82],"montmorillonitic,":[83],"thermic":[84],"Udic":[85],"Paleustert)":[86],"16":[88],"Mar.":[89],"1":[91],"Aug.":[92],"1989":[93],"at":[94],"5,":[95],"12,":[96],"19,":[97],"26":[99],"plants":[100],"per":[101],"square":[102],"meter.":[103],"Incoming,":[104],"reflected,":[105],"transmitted":[107],"radiation":[110,136,201],"measured":[112],"weekly":[113],"from":[114,130],"6":[115],"wk":[116],"after":[117,134],"emergence":[118],"until":[119],"full":[120],"anthesis.":[121],"Dry":[122],"matter":[123,166],"leaf":[125],"area":[126],"index":[127],"determined":[129],"0.5\u2010m2":[131],"areas":[132],"immediately":[133],"the":[135,151],"measurements.":[137],"The":[138,173,191],"calculated":[139],"extinction":[140,161],"coefficient,":[141],"0.51,":[142],"PAR":[144],"transmittance":[145],"significantly":[147],"lower":[148],"than":[149],"growth":[153],"model,":[154],"SORKAM,":[155],"documentation.":[156],"This":[157],"new":[158,192],"value":[159],"of":[160],"coefficient":[162],"reduces":[163],"dry":[165],"increases":[169],"SORKAM.":[172,190,198],"average":[174],"all":[177],"treatments":[178],"3.5":[180],"MJ\u22121":[182,188],"as":[183],"compared":[184],"with":[185],"3.2":[186],"values":[193],"will":[194],"be":[195],"incorporated":[196],"into":[197],"No":[199],"significant":[200],"use":[202],"differences":[204],"detected":[206],"among":[207],"maturity":[210],"class":[211],"treatments.":[212]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":4},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
