{"id":"https://openalex.org/W11828186","doi":null,"title":"Heat-unit accumulation as a measure of adaptability in chickpea (Cicer arietinum)","display_name":"Heat-unit accumulation as a measure of adaptability in chickpea (Cicer arietinum)","publication_year":2005,"publication_date":"2005-01-05","ids":{"openalex":"https://openalex.org/W11828186","mag":"11828186"},"language":"en","primary_location":{"id":"mag:11828186","doi":null,"is_oa":true,"landing_page_url":"http://epubs.icar.org.in/ejournal/index.php/IJAgS/article/view/9038","pdf_url":null,"source":{"id":"https://openalex.org/S182975812","display_name":"The Indian Journal of Agricultural Sciences","issn_l":"0019-5022","issn":["0019-5022","2394-3319"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310318737","host_organization_name":"Indian Council of Agricultural Research","host_organization_lineage":["https://openalex.org/P4310318737"],"host_organization_lineage_names":["Indian Council of Agricultural Research"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"The Indian Journal of Agricultural Sciences","raw_type":null},"volume":null,"type":"article","indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://epubs.icar.org.in/ejournal/index.php/IJAgS/article/view/9038","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5010702382","display_name":"L. L. Bello","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I44738892","display_name":"Joseph Sarwuan Tarka University Makurdi","ror":"https://ror.org/05hgtp764","country_code":"NG","type":"education","lineage":["https://openalex.org/I44738892"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"L. L. Bello","raw_affiliation_strings":["University of Agriculture, Makurdi"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Agriculture, Makurdi","institution_ids":["https://openalex.org/I44738892"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5089070522","display_name":"Oluwafemi Adeleke Ojo","orcid":"https://orcid.org/0000-0001-9331-396X","observed_orcids":["https://orcid.org/0000-0001-9331-396X"]},"institutions":[{"id":"https://openalex.org/I44738892","display_name":"Joseph Sarwuan Tarka University Makurdi","ror":"https://ror.org/05hgtp764","country_code":"NG","type":"education","lineage":["https://openalex.org/I44738892"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"Oluwafemi Adeleke Ojo","raw_affiliation_strings":["University of Agriculture, Makurdi"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Agriculture, Makurdi","institution_ids":["https://openalex.org/I44738892"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033975552","display_name":"B. A. Kalu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I44738892","display_name":"Joseph Sarwuan Tarka University Makurdi","ror":"https://ror.org/05hgtp764","country_code":"NG","type":"education","lineage":["https://openalex.org/I44738892"]}],"countries":["NG"],"is_corresponding":false,"raw_author_name":"B. A. Kalu","raw_affiliation_strings":["University of Agriculture, Makurdi"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Agriculture, Makurdi","institution_ids":["https://openalex.org/I44738892"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I44738892"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.00203737,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"75","issue":"1","first_page":"30","last_page":"33"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12115","display_name":"Genetic and Environmental Crop Studies","score":0.9810000061988831,"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"}},"topics":[{"id":"https://openalex.org/T12115","display_name":"Genetic and Environmental Crop Studies","score":0.9810000061988831,"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":0.006300000008195639,"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":0.005499999970197678,"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/chickpea","display_name":"chickpea","score":0.996999979019165},{"id":"https://openalex.org/keywords/thermal-time","display_name":"thermal time","score":0.703000009059906},{"id":"https://openalex.org/keywords/crop-adaptability","display_name":"crop adaptability","score":0.6899999976158142},{"id":"https://openalex.org/keywords/sowing-date","display_name":"sowing date","score":0.9860000014305115},{"id":"https://openalex.org/keywords/intra-row-spacing","display_name":"intra-row spacing","score":0.9909999966621399},{"id":"https://openalex.org/keywords/seed-yield","display_name":"seed yield","score":0.7070000171661377},{"id":"https://openalex.org/keywords/pods-per-plant","display_name":"pods per plant","score":0.8930000066757202},{"id":"https://openalex.org/keywords/guinea-savanna","display_name":"Guinea savanna","score":0.6420000195503235},{"id":"https://openalex.org/keywords/precipitation-deficit","display_name":"precipitation deficit","score":0.4749999940395355}],"concepts":[{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.9704700708389282},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.6705252528190613},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.5221322178840637},{"id":"https://openalex.org/C177606310","wikidata":"https://www.wikidata.org/wiki/Q5674297","display_name":"Adaptability","level":2,"score":0.4741596281528473},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.4712643623352051},{"id":"https://openalex.org/C2776394811","wikidata":"https://www.wikidata.org/wiki/Q3634497","display_name":"Cropping system","level":3,"score":0.4255644381046295},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.3888317346572876},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.24525073170661926},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.06569132208824158},{"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}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:11828186","doi":null,"is_oa":true,"landing_page_url":"http://epubs.icar.org.in/ejournal/index.php/IJAgS/article/view/9038","pdf_url":null,"source":{"id":"https://openalex.org/S182975812","display_name":"The Indian Journal of Agricultural Sciences","issn_l":"0019-5022","issn":["0019-5022","2394-3319"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310318737","host_organization_name":"Indian Council of Agricultural Research","host_organization_lineage":["https://openalex.org/P4310318737"],"host_organization_lineage_names":["Indian Council of Agricultural Research"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":"The Indian Journal of Agricultural Sciences","raw_type":null}],"best_oa_location":{"id":"mag:11828186","doi":null,"is_oa":true,"landing_page_url":"http://epubs.icar.org.in/ejournal/index.php/IJAgS/article/view/9038","pdf_url":null,"source":{"id":"https://openalex.org/S182975812","display_name":"The Indian Journal of Agricultural Sciences","issn_l":"0019-5022","issn":["0019-5022","2394-3319"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310318737","host_organization_name":"Indian Council of Agricultural Research","host_organization_lineage":["https://openalex.org/P4310318737"],"host_organization_lineage_names":["Indian Council of Agricultural Research"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"The Indian Journal of Agricultural Sciences","raw_type":null},"sustainable_development_goals":[{"score":1.0,"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger"}],"sustainable_development_goals_aurora":[],"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/W1589625596","https://openalex.org/W2182240625","https://openalex.org/W884155881","https://openalex.org/W2155246395","https://openalex.org/W2069759233","https://openalex.org/W2205321184","https://openalex.org/W2806634599","https://openalex.org/W2407578807","https://openalex.org/W1119885895","https://openalex.org/W3041560966","https://openalex.org/W2188502151","https://openalex.org/W3154242134","https://openalex.org/W1448768760","https://openalex.org/W3210511579","https://openalex.org/W1489230250","https://openalex.org/W2181574061","https://openalex.org/W2587452785","https://openalex.org/W3087995633","https://openalex.org/W2286825304","https://openalex.org/W1980455476"],"abstract_inverted_index":{"An":[0],"experiment":[1,27],"was":[2,43,90,105,120,146,192],"conducted":[3],"during":[4,115],"1999":[5],"and":[6,35,49,55,65,78,99,117,127,153,176,196],"2000":[7,158],"to":[8,110,138,208],"study":[9],"heat":[10,100,174],"units":[11,101,175],"accumulation":[12],"in":[13,33,37,94,130],"'Ex-Punjab'":[14],"chickpea":[15,134,184],"(Cicer":[16],"arietinum":[17],"L.)":[18],"at":[19,45,186],"a":[20,91],"southern":[21],"Guinea":[22],"Savanna":[23],"location,":[24],"Nigeria.":[25],"The":[26,41,58,113,133,168],"had":[28],"3":[29],"planting":[30,42,63,104,114],"dates,":[31],"starting":[32],"July":[34,109,119],"ending":[36],"August":[38],"each":[39],"year.":[40],"done":[44],"2":[46,50],"weeks":[47],"interval":[48],"intra-row":[51,79],"spacings":[52],"(20":[53],"cm":[54],"25":[56],"cm).":[57],"combined":[59],"analysis":[60],"revealed":[61],"that":[62,160,171],"date":[64,74],"year":[66],"effects":[67],"were":[68,81,155],"significant":[69,83],"(P":[70],"&lt":[71],"0.05).":[72,85],"Planting":[73],"x":[75],"spacing":[76,80],"interaction":[77],"not":[82],"(P&gt":[84],"In":[86,148],"both":[87,131,149],"years,":[88,150],"there":[89],"progressive":[92],"reduction":[93],"number":[95],"of":[96,141,166],"days":[97],"(7)":[98],"(157)":[102],"as":[103,204],"delayed":[106],"from":[107,163],"6":[108],"10":[111],"August.":[112],"20":[116],"27":[118],"found":[121],"best":[122],"with":[123],"higher":[124],"yield":[125,145,198],"(210.5":[126],"214.2":[128],"kg/ha)":[129],"years.":[132],"adapted":[135],"very":[136],"well":[137],"the":[139,144,151],"system":[140],"cropping,":[142],"although":[143],"low.":[147],"pods":[152],"seeds/plant":[154],"comparable":[156],"except":[157],"August\nplanting":[159],"suffered":[161],"considerably":[162],"early":[164],"cessation":[165],"rains.":[167],"results":[169],"indicated":[170],"about":[172],"2189":[173],"248":[177],"mm":[178],"rainfall":[179],"would":[180],"be":[181,202],"required":[182],"for":[183],"production":[185],"this":[187],"location.":[188],"Significant":[189],"positive":[190],"correlation":[191],"observed":[193],"between":[194],"pods/plant":[195],"seed":[197],"(r=0.85).":[199],"Pods/plant":[200],"could":[201],"used":[203],"indirect":[205],"selection":[206],"criterion":[207],"pick":[209],"high-yielding":[210],"lines.":[211]},"counts_by_year":[],"updated_date":"2026-08-08T07:41:36.138363","created_date":"2025-10-27T00:00:00"}
