{"id":"https://openalex.org/W2105196991","doi":"https://doi.org/10.1109/igarss.2007.4422919","title":"Regional yield prediction for winter wheat based on crop biomass estimation using multi-source data","display_name":"Regional yield prediction for winter wheat based on crop biomass estimation using multi-source data","publication_year":2007,"publication_date":"2007-01-01","ids":{"openalex":"https://openalex.org/W2105196991","doi":"https://doi.org/10.1109/igarss.2007.4422919","mag":"2105196991"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2007.4422919","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2007.4422919","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"article","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/A5112108215","display_name":"Jianqiang Ren","orcid":null},"institutions":[{"id":"https://openalex.org/I4210138501","display_name":"Chinese Academy of Agricultural Sciences","ror":"https://ror.org/0313jb750","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]},{"id":"https://openalex.org/I4210108914","display_name":"Institute of Agricultural Resources and Regional Planning","ror":"https://ror.org/01nrzdp21","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210108914","https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jianqiang Ren","raw_affiliation_strings":["Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]},{"raw_affiliation_string":"Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100374882","display_name":"Su Li","orcid":"https://orcid.org/0000-0001-5295-6846"},"institutions":[{"id":"https://openalex.org/I179026463","display_name":"Beijing Technology and Business University","ror":"https://ror.org/013e0zm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I179026463"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Su Li","raw_affiliation_strings":["Computer College, Beijing Technology and Business University, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Computer College, Beijing Technology and Business University, Beijing, China","institution_ids":["https://openalex.org/I179026463"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102008756","display_name":"Zhongxin Chen","orcid":"https://orcid.org/0009-0004-2148-9367"},"institutions":[{"id":"https://openalex.org/I4210108914","display_name":"Institute of Agricultural Resources and Regional Planning","ror":"https://ror.org/01nrzdp21","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210108914","https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]},{"id":"https://openalex.org/I4210138501","display_name":"Chinese Academy of Agricultural Sciences","ror":"https://ror.org/0313jb750","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhongxin Chen","raw_affiliation_strings":["Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]},{"raw_affiliation_string":"Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5103668758","display_name":"Qingbo Zhou","orcid":null},"institutions":[{"id":"https://openalex.org/I4210108914","display_name":"Institute of Agricultural Resources and Regional Planning","ror":"https://ror.org/01nrzdp21","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210108914","https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]},{"id":"https://openalex.org/I4210138501","display_name":"Chinese Academy of Agricultural Sciences","ror":"https://ror.org/0313jb750","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Qingbo Zhou","raw_affiliation_strings":["Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]},{"raw_affiliation_string":"Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074919470","display_name":"Huajun Tang","orcid":"https://orcid.org/0000-0002-0186-165X"},"institutions":[{"id":"https://openalex.org/I4210138501","display_name":"Chinese Academy of Agricultural Sciences","ror":"https://ror.org/0313jb750","country_code":"CN","type":"government","lineage":["https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]},{"id":"https://openalex.org/I4210108914","display_name":"Institute of Agricultural Resources and Regional Planning","ror":"https://ror.org/01nrzdp21","country_code":"CN","type":"facility","lineage":["https://openalex.org/I4210108914","https://openalex.org/I4210127390","https://openalex.org/I4210138501","https://openalex.org/I4210151987"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Huajun Tang","raw_affiliation_strings":["Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China"],"affiliations":[{"raw_affiliation_string":"Institute of Agricultural Resources & Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"]},{"raw_affiliation_string":"Key Laboratory of Resources Remote-Sensing & Digital Agriculture, Ministry of Agriculture, Beijing, China","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5112108215"],"corresponding_institution_ids":["https://openalex.org/I4210108914","https://openalex.org/I4210138501"],"apc_list":null,"apc_paid":null,"fwci":0.6254,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.72480629,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"805","last_page":"808"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9653000235557556,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10111","display_name":"Remote Sensing in Agriculture","score":0.9653000235557556,"subfield":{"id":"https://openalex.org/subfields/2303","display_name":"Ecology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14157","display_name":"Environmental and Agricultural Sciences","score":0.9406999945640564,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13890","display_name":"Remote Sensing and Land Use","score":0.9204999804496765,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/winter-wheat","display_name":"Winter wheat","score":0.7638914585113525},{"id":"https://openalex.org/keywords/yield","display_name":"Yield (engineering)","score":0.7413595914840698},{"id":"https://openalex.org/keywords/biomass","display_name":"Biomass (ecology)","score":0.7395778298377991},{"id":"https://openalex.org/keywords/crop","display_name":"Crop","score":0.5958056449890137},{"id":"https://openalex.org/keywords/estimation","display_name":"Estimation","score":0.5348944067955017},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.5215235352516174},{"id":"https://openalex.org/keywords/crop-yield","display_name":"Crop yield","score":0.5024528503417969},{"id":"https://openalex.org/keywords/agronomy","display_name":"Agronomy","score":0.41764187812805176},{"id":"https://openalex.org/keywords/agricultural-engineering","display_name":"Agricultural engineering","score":0.3389509916305542},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.09838932752609253},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.07594761252403259},{"id":"https://openalex.org/keywords/biology","display_name":"Biology","score":0.07539823651313782}],"concepts":[{"id":"https://openalex.org/C3018661444","wikidata":"https://www.wikidata.org/wiki/Q6977574","display_name":"Winter wheat","level":2,"score":0.7638914585113525},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.7413595914840698},{"id":"https://openalex.org/C115540264","wikidata":"https://www.wikidata.org/wiki/Q2945560","display_name":"Biomass (ecology)","level":2,"score":0.7395778298377991},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.5958056449890137},{"id":"https://openalex.org/C96250715","wikidata":"https://www.wikidata.org/wiki/Q965330","display_name":"Estimation","level":2,"score":0.5348944067955017},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5215235352516174},{"id":"https://openalex.org/C126343540","wikidata":"https://www.wikidata.org/wiki/Q889514","display_name":"Crop yield","level":2,"score":0.5024528503417969},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.41764187812805176},{"id":"https://openalex.org/C88463610","wikidata":"https://www.wikidata.org/wiki/Q194118","display_name":"Agricultural engineering","level":1,"score":0.3389509916305542},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.09838932752609253},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.07594761252403259},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.07539823651313782},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0},{"id":"https://openalex.org/C201995342","wikidata":"https://www.wikidata.org/wiki/Q682496","display_name":"Systems engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2007.4422919","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2007.4422919","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2007 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","score":0.6200000047683716,"display_name":"Zero hunger"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":11,"referenced_works":["https://openalex.org/W1579893055","https://openalex.org/W1974180061","https://openalex.org/W1982024602","https://openalex.org/W2002173751","https://openalex.org/W2010440859","https://openalex.org/W2017541618","https://openalex.org/W2077770698","https://openalex.org/W2085843062","https://openalex.org/W2156162633","https://openalex.org/W2171395380","https://openalex.org/W2990009991"],"related_works":["https://openalex.org/W2018149064","https://openalex.org/W2002738406","https://openalex.org/W2985080412","https://openalex.org/W3006201793","https://openalex.org/W4378566980","https://openalex.org/W139018289","https://openalex.org/W2065828020","https://openalex.org/W2380001790","https://openalex.org/W2515171211","https://openalex.org/W1979405749"],"abstract_inverted_index":{"Crop":[0,99],"yield":[1,46,72,242,254,278],"data":[2,58,159,272],"is":[3,18,29,84],"a":[4,42,231,284],"key":[5],"indicator":[6],"for":[7,48],"national":[8],"food":[9],"security":[10],"and":[11,26,71,191,208,217,225,249,275],"sustainable":[12],"development":[13],"of":[14,20,122,130,174,197,220,240,252,261,280],"society.":[15],"Winter":[16],"wheat":[17,50,282],"one":[19],"the":[21,30,39,60,65,88,137,166,223,236,259,263],"most":[22,31],"important":[23,32],"main":[24],"crops":[25],"Huanghuaihai":[27],"Plain":[28],"productive":[33],"region":[34],"in":[35,59,87,230,277,283],"North":[36],"China.":[37],"So,":[38],"authors":[40],"had":[41],"research":[43],"on":[44,52,204,266],"regional":[45],"prediction":[47],"winter":[49,123,281],"based":[51,265],"crop":[53,69,78,82,90,114,267],"biomass":[54,70,83,86,100,115,268],"estimation":[55,269,279],"using":[56,155,186,270],"multi-source":[57,271],"Plain.":[61],"In":[62],"this":[63],"paper,":[64],"quantitative":[66],"relationship":[67,205],"between":[68,189,206],"was":[73,101,111,135,145,153,201,243,255,273],"mainly":[74],"used":[75],"to":[76,96],"estimate":[77],"yield.":[79,98],"The":[80,147,172,193],"total":[81],"cumulative":[85],"critical":[89],"growth":[91],"stages":[92],"which":[93,163],"are":[94],"significant":[95],"final":[97],"calculated":[102,154,202],"by":[103],"net":[104],"primary":[105],"production":[106],"(NPP)":[107],"model.":[108],"Then":[109],"NPP":[110,134,139],"converted":[112],"into":[113],"considering":[116],"factors":[117,211],"such":[118,212],"as":[119,213],"carbon":[120],"content":[121,129],"wheat,":[124],"harvest":[125],"index":[126],"(HI),":[127],"water":[128],"grain,":[131],"etc.":[132],"When":[133],"calculated,":[136],"model:":[138],"=\u03b5":[140],"*":[141,143],"fPAR":[142,190],"PAR":[144],"used.":[146],"photosynthetically":[148,175],"active":[149,176],"radiation":[150,177],"(PAR,":[151],"400\u2013700nm)":[152],"ultraviolet":[156],"(UV)":[157],"reflectance":[158],"at":[160],"370":[161],"nm":[162],"came":[164],"from":[165,182,258],"Total":[167],"Ozone":[168],"Mapping":[169],"Spectrometer":[170],"(TOMS).":[171],"fraction":[173],"(fPAR)":[178],"could":[179],"be":[180],"retrieved":[181],"MODIS":[183],"NDVI":[184],"imagery":[185],"linear":[187],"regression":[188],"NDVI.":[192],"biological":[194],"conversion":[195],"efficiency":[196],"dry":[198],"matter":[199],"(\u03b5)":[200],"depending":[203],"\u03b5":[207],"its":[209],"affecting":[210],"average":[214],"temperature,":[215],"rainfall":[216],"relative":[218,250],"moisture":[219],"soil.":[221],"Finally,":[222],"method":[224,264],"established":[226],"relationships":[227],"were":[228],"applied":[229],"larger":[232,285],"region.":[233,286],"Through":[234],"validation,":[235,262],"absolute":[237],"mean":[238],"error":[239,251],"estimated":[241,253],"232.7":[244],"kg.ha":[245],"<sup":[246],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[247],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">\u22121</sup>":[248],"4.28%.":[256],"Judged":[257],"results":[260],"effective":[274],"practical":[276]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
