{"id":"https://openalex.org/W2089856632","doi":"https://doi.org/10.2135/cropsci1967.0011183x000700020018x","title":"Effects of Shade Applied at Different Stages of Plant Development on Corn (Zea mays L.) Production1","display_name":"Effects of Shade Applied at Different Stages of Plant Development on Corn (Zea mays L.) Production1","publication_year":1967,"publication_date":"1967-03-01","ids":{"openalex":"https://openalex.org/W2089856632","doi":"https://doi.org/10.2135/cropsci1967.0011183x000700020018x","mag":"2089856632"},"language":"en","primary_location":{"id":"doi:10.2135/cropsci1967.0011183x000700020018x","doi":"https://doi.org/10.2135/cropsci1967.0011183x000700020018x","is_oa":false,"landing_page_url":"https://doi.org/10.2135/cropsci1967.0011183x000700020018x","pdf_url":null,"source":{"id":"https://openalex.org/S48277251","display_name":"Crop Science","issn_l":"0011-183X","issn":["0011-183X","1435-0653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-100","russia-white-list-1"],"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":"Crop 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/A5043938329","display_name":"E. B. Early","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"E. B. Early","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029895603","display_name":"W. O. McIlrath","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"W. O. McIlrath","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062892963","display_name":"Robert D. Seif","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R. D. Seif","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5111572537","display_name":"Richard H. Hageman","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I115475287","display_name":"Oklahoma State University","ror":"https://ror.org/01g9vbr38","country_code":"US","type":"education","lineage":["https://openalex.org/I115475287"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R. H. Hageman","raw_affiliation_strings":["Professor of Plant Physiology, former graduate student (now at Oklahoma State University), Associate Professor of Biometry, and Professor of Plant Physiology, respectively"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Professor of Plant Physiology, former graduate student (now at Oklahoma State University), Associate Professor of Biometry, and Professor of Plant Physiology, respectively","institution_ids":["https://openalex.org/I115475287"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":1980,"currency":"USD","value_usd":1980},"apc_paid":null,"fwci":1.4416,"has_fulltext":false,"cited_by_count":89,"citation_normalized_percentile":{"value":0.73508353,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"7","issue":"2","first_page":"151","last_page":"156"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12310","display_name":"Crop Yield and Soil Fertility","score":0.9994999766349792,"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":0.9994999766349792,"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/T12742","display_name":"Sunflower and Safflower Cultivation","score":9.999999747378752e-05,"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":9.999999747378752e-05,"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/maize","display_name":"maize","score":0.9570000171661377},{"id":"https://openalex.org/keywords/shading","display_name":"shading","score":0.871999979019165},{"id":"https://openalex.org/keywords/plant-growth-stages","display_name":"plant growth stages","score":0.5230000019073486},{"id":"https://openalex.org/keywords/vegetative-phase","display_name":"vegetative phase","score":0.8130000233650208},{"id":"https://openalex.org/keywords/reproductive-stage","display_name":"reproductive stage","score":1.0},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.9679999947547913},{"id":"https://openalex.org/keywords/grain-protein","display_name":"grain protein","score":0.6320000290870667},{"id":"https://openalex.org/keywords/grain-number","display_name":"grain number","score":0.8320000171661377},{"id":"https://openalex.org/keywords/starter-fertilizer","display_name":"starter fertilizer","score":0.777999997138977},{"id":"https://openalex.org/keywords/leaf-area","display_name":"leaf area","score":0.38199999928474426}],"concepts":[{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.836851954460144},{"id":"https://openalex.org/C177515723","wikidata":"https://www.wikidata.org/wiki/Q1191981","display_name":"Shading","level":2,"score":0.7558294534683228},{"id":"https://openalex.org/C48189365","wikidata":"https://www.wikidata.org/wiki/Q42621","display_name":"Hybrid","level":2,"score":0.6564105153083801},{"id":"https://openalex.org/C25761633","wikidata":"https://www.wikidata.org/wiki/Q464666","display_name":"Vegetative reproduction","level":2,"score":0.6237793564796448},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.5794935822486877},{"id":"https://openalex.org/C2993531722","wikidata":"https://www.wikidata.org/wiki/Q11575","display_name":"Zea mays","level":2,"score":0.528651773929596},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.5179649591445923},{"id":"https://openalex.org/C2780500427","wikidata":"https://www.wikidata.org/wiki/Q2351904","display_name":"Stover","level":3,"score":0.49310705065727234},{"id":"https://openalex.org/C137660486","wikidata":"https://www.wikidata.org/wiki/Q732240","display_name":"Growing season","level":2,"score":0.4164005517959595},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.3665104806423187},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.33458012342453003},{"id":"https://openalex.org/C75639521","wikidata":"https://www.wikidata.org/wiki/Q1283519","display_name":"Field experiment","level":2,"score":0.16949030756950378},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0},{"id":"https://openalex.org/C142362112","wikidata":"https://www.wikidata.org/wiki/Q735","display_name":"Art","level":0,"score":0.0},{"id":"https://openalex.org/C153349607","wikidata":"https://www.wikidata.org/wiki/Q36649","display_name":"Visual arts","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2135/cropsci1967.0011183x000700020018x","doi":"https://doi.org/10.2135/cropsci1967.0011183x000700020018x","is_oa":false,"landing_page_url":"https://doi.org/10.2135/cropsci1967.0011183x000700020018x","pdf_url":null,"source":{"id":"https://openalex.org/S48277251","display_name":"Crop Science","issn_l":"0011-183X","issn":["0011-183X","1435-0653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-100","russia-white-list-1"],"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":"Crop Science","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":1.0}],"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/W1965091394","https://openalex.org/W2562304010","https://openalex.org/W2009040726","https://openalex.org/W1984738081","https://openalex.org/W2037655795","https://openalex.org/W4244442696","https://openalex.org/W4300784033","https://openalex.org/W2385303851","https://openalex.org/W2389386357","https://openalex.org/W2388414431"],"abstract_inverted_index":{"The":[0,29,106],"effects":[1],"of":[2,6,44,124,203,233,244,257,264,282],"reducing":[3],"the":[4,9,16,51,80,98,103,117,131,146,151,156,167,179,200,226,255,258,265,280,283],"amount":[5],"sunlight":[7,275],"at":[8,74,221,254],"vegetative,":[10],"reproductive,":[11],"and":[12,20,69,77,126,210,238,249],"maturation":[13,70,104,155],"phases":[14],"on":[15],"morphology,":[17],"grain":[18,58,90,127,159,170,190,208],"yield,":[19,128],"chemical":[21],"composition":[22],"was":[23,54,100,134,148,161,183],"determined":[24],"for":[25,47,64,172,187,199],"two":[26],"corn":[27],"hybrids.":[28,174],"shade":[30,113],"treatments":[31,114],"exerted":[32],"significant":[33],"reductions":[34],"inall":[35],"components":[36],"measured":[37],"except":[38],"those":[39],"established":[40],"prior":[41],"to":[42,57,112,122,137,206,273,279],"initiation":[43],"treatment.":[45],"Shading":[46],"21":[48],"days":[49,182],"during":[50,67,79,102,116,130,150,178,225,291],"reproductive":[52,83,152,227],"phase":[53,133,228],"more":[55,89,135],"detrimental":[56,136],"production":[59],"per":[60,91,192,247,252],"plant":[61,92,253],"than":[62,93,141,262],"shading":[63,129],"longer":[65],"periods":[66],"vegetative":[68,81,118,132,176],"phases.":[71],"When":[72],"shaded":[73,220],"60,":[75],"70,":[76],"80%":[78],"or":[82,223],"phase,":[84],"Hy2":[85,142],"\u2715":[86,95,139,143],"Oh41":[87,144],"produced":[88],"WF9":[94,138],"C103,":[96],"while":[97,145],"reverse":[99,147],"true":[101,149],"phase.":[105,119,153],"hybrids":[107],"exhibited":[108],"a":[109,185,188,230,241],"differential":[110],"response":[111],"only":[115,240],"With":[120],"respect":[121],"number":[123,243],"kernels":[125],"C103":[140],"During":[154],"reduction":[157,168],"in":[158,169],"protein":[160],"not":[162,184],"proportionally":[163],"as":[164,166],"great":[165],"yield":[171,191,209],"both":[173],"Extensive":[175],"growth":[177],"first":[180],"54":[181],"prerequisite":[186],"high":[189],"plant.":[193,267],"These":[194],"observations":[195],"provide":[196],"an":[197],"explanation":[198],"frequent":[201],"failure":[202],"starter":[204],"fertilizers":[205],"enhance":[207],"suggest":[211],"management":[212],"practices":[213],"that":[214,263],"might":[215],"produce":[216],"higher":[217,224],"yields.":[218],"Plants":[219],"60%":[222],"had":[229],"full":[231,274],"complement":[232],"normal":[234],"leaves,":[235],"but":[236],"initiated":[237],"developed":[239],"limited":[242],"kernels.":[245],"Weight":[246],"kernel":[248],"stover":[250],"weight":[251],"end":[256,281],"season":[259],"were":[260,271],"less":[261],"control":[266],"Since":[268],"these":[269],"leaves":[270],"exposed":[272],"from":[276],"August":[277],"8":[278],"season,":[284],"they":[285],"must":[286],"have":[287],"been":[288],"essentially":[289],"nonoperative":[290],"this":[292],"period.":[293]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":3},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":3}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}
