{"id":"https://openalex.org/W1965087948","doi":"https://doi.org/10.2136/sssaj1995.03615995005900050024x","title":"Time of Nitrogen Application: Effects on Winter Wheat and Residual Soil Nitrate","display_name":"Time of Nitrogen Application: Effects on Winter Wheat and Residual Soil Nitrate","publication_year":1995,"publication_date":"1995-09-01","ids":{"openalex":"https://openalex.org/W1965087948","doi":"https://doi.org/10.2136/sssaj1995.03615995005900050024x","mag":"1965087948"},"language":"en","primary_location":{"id":"doi:10.2136/sssaj1995.03615995005900050024x","doi":"https://doi.org/10.2136/sssaj1995.03615995005900050024x","is_oa":false,"landing_page_url":"https://doi.org/10.2136/sssaj1995.03615995005900050024x","pdf_url":null,"source":{"id":"https://openalex.org/S59755854","display_name":"Soil Science Society of America Journal","issn_l":"0361-5995","issn":["0361-5995","1435-0661"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-2","norway-2","poland-100","russia-white-list-2"],"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":"Soil Science Society of America 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/A5110895073","display_name":"Randy K. Boman","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":true,"raw_author_name":"R. K. Boman","raw_affiliation_strings":["Department of Agronomy Oklahoma State Univ. Stillwater OK 74078"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agronomy Oklahoma State Univ. Stillwater OK 74078","institution_ids":["https://openalex.org/I115475287"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012322913","display_name":"Robert L. Westerman","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. L. Westerman","raw_affiliation_strings":["Department of Agronomy Oklahoma State Univ. Stillwater OK 74078"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agronomy Oklahoma State Univ. Stillwater OK 74078","institution_ids":["https://openalex.org/I115475287"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003196739","display_name":"W. R. Raun","orcid":"https://orcid.org/0000-0002-1206-1105","observed_orcids":["https://orcid.org/0000-0002-1206-1105"]},"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":"W. R. Raun","raw_affiliation_strings":["Department of Agronomy Oklahoma State Univ. Stillwater OK 74078"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agronomy Oklahoma State Univ. Stillwater OK 74078","institution_ids":["https://openalex.org/I115475287"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010352483","display_name":"M. E. Jojola","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":"M. E. Jojola","raw_affiliation_strings":["Department of Agronomy Oklahoma State Univ. Stillwater OK 74078"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agronomy Oklahoma State Univ. Stillwater OK 74078","institution_ids":["https://openalex.org/I115475287"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5110895073"],"corresponding_institution_ids":["https://openalex.org/I115475287"],"apc_list":{"value":2020,"currency":"USD","value_usd":2020},"apc_paid":null,"fwci":4.0366,"has_fulltext":false,"cited_by_count":61,"citation_normalized_percentile":{"value":0.92258838,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":87,"max":98},"biblio":{"volume":"59","issue":"5","first_page":"1364","last_page":"1369"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.4790000021457672,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/T12294","display_name":"Agricultural Science and Fertilization","score":0.4790000021457672,"subfield":{"id":"https://openalex.org/subfields/1111","display_name":"Soil 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/T12310","display_name":"Crop Yield and Soil Fertility","score":0.46700000762939453,"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/T12566","display_name":"Nitrogen and Sulfur Effects on Brassica","score":0.02199999988079071,"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/nitrogen-fertilizer-timing","display_name":"nitrogen fertilizer timing","score":0.8619999885559082},{"id":"https://openalex.org/keywords/winter-wheat","display_name":"winter wheat","score":0.9729999899864197},{"id":"https://openalex.org/keywords/residual-soil-nitrate","display_name":"residual soil nitrate","score":0.9200000166893005},{"id":"https://openalex.org/keywords/urea-ammonium-nitrate","display_name":"urea ammonium nitrate","score":0.8600000143051147},{"id":"https://openalex.org/keywords/forage-yield","display_name":"forage yield","score":0.8450000286102295},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.9990000128746033},{"id":"https://openalex.org/keywords/nitrogen-uptake","display_name":"nitrogen uptake","score":0.8289999961853027},{"id":"https://openalex.org/keywords/ammonium-nitrate","display_name":"ammonium nitrate","score":0.6869999766349792},{"id":"https://openalex.org/keywords/topdressing","display_name":"topdressing","score":0.7139999866485596},{"id":"https://openalex.org/keywords/nitrogen-recovery","display_name":"nitrogen recovery","score":0.3449999988079071},{"id":"https://openalex.org/keywords/plant-tissue-damage","display_name":"plant tissue damage","score":0.5519999861717224}],"concepts":[{"id":"https://openalex.org/C39780413","wikidata":"https://www.wikidata.org/wiki/Q7877225","display_name":"Udic moisture regime","level":4,"score":0.8973838686943054},{"id":"https://openalex.org/C113578266","wikidata":"https://www.wikidata.org/wiki/Q1131303","display_name":"Loam","level":3,"score":0.7695298194885254},{"id":"https://openalex.org/C2779370140","wikidata":"https://www.wikidata.org/wiki/Q13377214","display_name":"Forage","level":2,"score":0.7088593244552612},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.6466635465621948},{"id":"https://openalex.org/C2776617377","wikidata":"https://www.wikidata.org/wiki/Q182329","display_name":"Ammonium nitrate","level":2,"score":0.586511492729187},{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"score":0.5580953359603882},{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.5515307784080505},{"id":"https://openalex.org/C67276197","wikidata":"https://www.wikidata.org/wiki/Q1063188","display_name":"Mollisol","level":3,"score":0.4659842848777771},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.45840364694595337},{"id":"https://openalex.org/C75639521","wikidata":"https://www.wikidata.org/wiki/Q1283519","display_name":"Field experiment","level":2,"score":0.447146475315094},{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.4391762614250183},{"id":"https://openalex.org/C137660486","wikidata":"https://www.wikidata.org/wiki/Q732240","display_name":"Growing season","level":2,"score":0.4254275858402252},{"id":"https://openalex.org/C2776384668","wikidata":"https://www.wikidata.org/wiki/Q182168","display_name":"Nitrate","level":2,"score":0.4219132661819458},{"id":"https://openalex.org/C50516716","wikidata":"https://www.wikidata.org/wiki/Q877107","display_name":"Soil test","level":3,"score":0.41061848402023315},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.4049878716468811},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.34303927421569824},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.29714858531951904},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.23295915126800537},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.13679036498069763},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.10341405868530273},{"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:10.2136/sssaj1995.03615995005900050024x","doi":"https://doi.org/10.2136/sssaj1995.03615995005900050024x","is_oa":false,"landing_page_url":"https://doi.org/10.2136/sssaj1995.03615995005900050024x","pdf_url":null,"source":{"id":"https://openalex.org/S59755854","display_name":"Soil Science Society of America Journal","issn_l":"0361-5995","issn":["0361-5995","1435-0661"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-2","norway-2","poland-100","russia-white-list-2"],"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":"Soil Science Society of America Journal","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.9208999872207642}],"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/W2378931793","https://openalex.org/W7019790094","https://openalex.org/W2390117754","https://openalex.org/W2080241710","https://openalex.org/W2070628137","https://openalex.org/W2393774939","https://openalex.org/W1990256421","https://openalex.org/W2356213481","https://openalex.org/W2353025043","https://openalex.org/W2900726657"],"abstract_inverted_index":{"Abstract":[0],"Rate":[1],"and":[2,17,20,22,30,49,55,60,98,126,147,153,168,189,196,249,255,271,280],"time":[3,50,242],"of":[4,37,45,51,62,122,226,243,260,289],"N":[5,46,58,129,170,182,186,211,218,227,244,261],"fertilizer":[6,47,210],"application":[7,52,171,228,245,262],"can":[8],"affect":[9],"winter":[10,88],"wheat":[11,89],"(":[12],"Triticum":[13],"aestivum":[14],"L.)":[15],"forage":[16,54,198,214,248],"grain":[18,56,142,233,250],"yield":[19,158],"quality,":[21],"may":[23],"influence":[24,231,273],"residual":[25,63,267,275],"NO":[26,65,154,276],"3":[27,66,155,277],"\u2010N":[28,152,270,278],"concentration":[29,279],"distribution":[31,61,281],"in":[32,105,161,187,192,213,282],"the":[33,43,240,283,287],"soil":[34,64,284],"profile.":[35],"Objectives":[36],"this":[38],"experiment":[39],"were":[40,70,135],"to":[41,87,144,164,166,174,201,252],"determine":[42],"effects":[44],"rate":[48],"on":[53,76,232,266,274],"yield,":[57],"uptake,":[59],"\u2010N.":[67,156],"Field":[68],"experiments":[69],"conducted":[71],"for":[72,149,246],"four":[73],"consecutive":[74],"years":[75],"a":[77],"Teller":[78],"sandy":[79],"loam":[80],"(fine\u2010loamy,":[81],"mixed,":[82],"thermic":[83],"Udic":[84],"Argiustoll)":[85],"cropped":[86],"under":[90],"conventional":[91],"tillage.":[92],"Urea\u2010ammonium":[93],"nitrate":[94],"(UAN)":[95],"was":[96,172,179,183,215,219],"broadcast":[97],"incorporated":[99],"before":[100,223],"planting":[101],"(PPI)":[102],"or":[103,116,222],"topdressed":[104],"December":[106,169],"(Feekes":[107,114,118],"3),":[108,112],"January":[109,167],"(late":[110],"Feekes":[111],"February":[113,188],"4),":[115],"March":[117,163,190],"5\u20136)":[119],"at":[120,221,286],"rates":[121],"34,":[123],"67,":[124],"101,":[125],"134":[127],"kg":[128],"ha":[130],"\u22121":[131],".":[132],"Soil":[133],"samples":[134],"taken":[136],"from":[137],"each":[138,141,290],"plot":[139],"after":[140,181],"harvest":[143],"1.2":[145],"m":[146],"analyzed":[148],"NH":[150,268],"4":[151,269],"Forage":[157],"response":[159,236],"(measured":[160],"late":[162],"mid\u2010April)":[165],"comparable":[173],"PPI":[175],"when":[176,217],"adequate":[177],"precipitation":[178],"received":[180],"applied.":[184],"Applying":[185],"resulted":[191],"plant":[193],"tissue":[194],"damage":[195],"lower":[197],"yields":[199,251],"due":[200],"less":[202],"early\u2010season":[203],"growth":[204],"than":[205],"with":[206],"other":[207],"applications.":[208],"Apparent":[209],"recovery":[212],"highest":[216],"applied":[220],"mid\u2010January.":[224],"Date":[225],"had":[229,263],"minimal":[230],"yields.":[234],"Quadratic":[235],"surface":[237],"models":[238],"suggest":[239],"optimum":[241],"maximum":[247],"be":[253],"mid\u2010November":[254],"early":[256],"January,":[257],"respectively.":[258],"Timing":[259],"no":[264],"effect":[265],"little":[272],"profile":[285],"end":[288],"cropping":[291],"cycle.":[292]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}
