{"id":"https://openalex.org/W2083359262","doi":"https://doi.org/10.1300/j411v15n01_11","title":"Enhancing Productivity of Rice-Wheat System Through Integrated Crop Management in the Eastern-Gangetic Plains of South Asia","display_name":"Enhancing Productivity of Rice-Wheat System Through Integrated Crop Management in the Eastern-Gangetic Plains of South Asia","publication_year":2006,"publication_date":"2006-01-04","ids":{"openalex":"https://openalex.org/W2083359262","doi":"https://doi.org/10.1300/j411v15n01_11","mag":"2083359262"},"language":"en","primary_location":{"id":"doi:10.1300/j411v15n01_11","doi":"https://doi.org/10.1300/j411v15n01_11","is_oa":false,"landing_page_url":"https://doi.org/10.1300/j411v15n01_11","pdf_url":null,"source":{"id":"https://openalex.org/S198172604","display_name":"Journal of Crop Improvement","issn_l":"1542-7528","issn":["1542-7528","1542-7536"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-20","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Crop Improvement","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/A5110310827","display_name":"Anant Prasad Regmi","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210142290","display_name":"Nepal Agricultural Research Council","ror":"https://ror.org/05aqbwk58","country_code":"NP","type":"government","lineage":["https://openalex.org/I4210142290"]}],"countries":["NP"],"is_corresponding":false,"raw_author_name":"Anant Prasad Regmi","raw_affiliation_strings":["National Wheat Research Program, Nepal Agricultural Research Council (NARC), Bhairahawa, Rupandehi, Nepal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Wheat Research Program, Nepal Agricultural Research Council (NARC), Bhairahawa, Rupandehi, Nepal","institution_ids":["https://openalex.org/I4210142290"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5014919859","display_name":"Jagdish Kumar Ladha","orcid":"https://orcid.org/0000-0001-6517-5379","observed_orcids":["https://orcid.org/0000-0001-6517-5379"]},"institutions":[{"id":"https://openalex.org/I4210142290","display_name":"Nepal Agricultural Research Council","ror":"https://ror.org/05aqbwk58","country_code":"NP","type":"government","lineage":["https://openalex.org/I4210142290"]}],"countries":["NP"],"is_corresponding":false,"raw_author_name":"Jagdish Kumar Ladha","raw_affiliation_strings":["National Wheat Research Program, Nepal Agricultural Research Council (NARC), Bhairahawa, Rupandehi, Nepal"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Wheat Research Program, Nepal Agricultural Research Council (NARC), Bhairahawa, Rupandehi, Nepal","institution_ids":["https://openalex.org/I4210142290"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I4210142290"],"apc_list":null,"apc_paid":null,"fwci":0.5152,"has_fulltext":false,"cited_by_count":23,"citation_normalized_percentile":{"value":0.71462883,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":97},"biblio":{"volume":"15","issue":"1","first_page":"147","last_page":"170"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.9140999913215637,"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":0.9140999913215637,"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/T12045","display_name":"Rice Cultivation and Yield Improvement","score":0.08030000329017639,"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/T12310","display_name":"Crop Yield and Soil Fertility","score":0.0017000000225380063,"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/rice-wheat-cropping-system","display_name":"rice-wheat cropping system","score":0.9399999976158142},{"id":"https://openalex.org/keywords/integrated-crop-management","display_name":"integrated crop management","score":0.9940000176429749},{"id":"https://openalex.org/keywords/site-specific-nutrient-management","display_name":"site-specific nutrient management","score":0.9990000128746033},{"id":"https://openalex.org/keywords/yield-gap","display_name":"yield gap","score":0.6489999890327454},{"id":"https://openalex.org/keywords/nitrogen-use-efficiency","display_name":"nitrogen use efficiency","score":0.8600000143051147},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.777999997138977},{"id":"https://openalex.org/keywords/farm-profitability","display_name":"farm profitability","score":0.6859999895095825},{"id":"https://openalex.org/keywords/eastern-gangetic-plains","display_name":"Eastern Gangetic Plains","score":0.7260000109672546},{"id":"https://openalex.org/keywords/nepal","display_name":"Nepal","score":0.3930000066757202}],"concepts":[{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.76151043176651},{"id":"https://openalex.org/C105462344","wikidata":"https://www.wikidata.org/wiki/Q17142554","display_name":"Nutrient management","level":3,"score":0.7056857943534851},{"id":"https://openalex.org/C2778361644","wikidata":"https://www.wikidata.org/wiki/Q8053545","display_name":"Yield gap","level":3,"score":0.5903606414794922},{"id":"https://openalex.org/C2778543611","wikidata":"https://www.wikidata.org/wiki/Q161426","display_name":"Oryza sativa","level":3,"score":0.5704900026321411},{"id":"https://openalex.org/C204983608","wikidata":"https://www.wikidata.org/wiki/Q2111958","display_name":"Productivity","level":2,"score":0.5563129782676697},{"id":"https://openalex.org/C137580998","wikidata":"https://www.wikidata.org/wiki/Q235352","display_name":"Crop","level":2,"score":0.5541632175445557},{"id":"https://openalex.org/C126343540","wikidata":"https://www.wikidata.org/wiki/Q889514","display_name":"Crop yield","level":2,"score":0.5176594853401184},{"id":"https://openalex.org/C142796444","wikidata":"https://www.wikidata.org/wiki/Q181394","display_name":"Nutrient","level":2,"score":0.5053465962409973},{"id":"https://openalex.org/C2776394811","wikidata":"https://www.wikidata.org/wiki/Q3634497","display_name":"Cropping system","level":3,"score":0.472074031829834},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.46704500913619995},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.46642500162124634},{"id":"https://openalex.org/C549605437","wikidata":"https://www.wikidata.org/wiki/Q1229911","display_name":"Food security","level":3,"score":0.4257131814956665},{"id":"https://openalex.org/C118518473","wikidata":"https://www.wikidata.org/wiki/Q11451","display_name":"Agriculture","level":2,"score":0.41753262281417847},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.314184308052063},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0},{"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/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","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/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C139719470","wikidata":"https://www.wikidata.org/wiki/Q39680","display_name":"Macroeconomics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1300/j411v15n01_11","doi":"https://doi.org/10.1300/j411v15n01_11","is_oa":false,"landing_page_url":"https://doi.org/10.1300/j411v15n01_11","pdf_url":null,"source":{"id":"https://openalex.org/S198172604","display_name":"Journal of Crop Improvement","issn_l":"1542-7528","issn":["1542-7528","1542-7536"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-1","norway-1","poland-20","russia-white-list-2"],"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547","https://openalex.org/P4310320449"],"host_organization_lineage_names":["Taylor & Francis","Informa"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Crop Improvement","raw_type":"journal-article"},{"id":"pmh:oai:cgspace.cgiar.org:10568/166671","doi":null,"is_oa":false,"landing_page_url":"https://hdl.handle.net/10568/166671","pdf_url":null,"source":{"id":"https://openalex.org/S4306402055","display_name":"CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1286583668","host_organization_name":"CGIAR","host_organization_lineage":["https://openalex.org/I1286583668"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Regmi, Anant Prasad; Ladha, Jagdish Kumar. 2006. Enhancing productivity of rice-wheat system through integrated crop management in the Eastern-Gangetic plains of South Asia. Journal of Crop Improvement, Volume 15 no. 1 p. 147-170","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","score":1.0,"display_name":"Zero hunger"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":24,"referenced_works":["https://openalex.org/W119484925","https://openalex.org/W267972154","https://openalex.org/W330676098","https://openalex.org/W381157406","https://openalex.org/W576907045","https://openalex.org/W941125702","https://openalex.org/W1540259523","https://openalex.org/W1593780004","https://openalex.org/W1995470113","https://openalex.org/W2008567304","https://openalex.org/W2051868230","https://openalex.org/W2053015844","https://openalex.org/W2053606208","https://openalex.org/W2075700692","https://openalex.org/W2079270884","https://openalex.org/W2079352588","https://openalex.org/W2092618097","https://openalex.org/W2123961034","https://openalex.org/W2160959950","https://openalex.org/W2283466014","https://openalex.org/W2298799903","https://openalex.org/W2767345483","https://openalex.org/W3202605474","https://openalex.org/W4379796302"],"related_works":["https://openalex.org/W2094494764","https://openalex.org/W330476571","https://openalex.org/W2594638313","https://openalex.org/W4387457621","https://openalex.org/W2053630845","https://openalex.org/W7220855655","https://openalex.org/W6922685870","https://openalex.org/W2212722762","https://openalex.org/W3099409709","https://openalex.org/W2905893413"],"abstract_inverted_index":{"Rice":[0,108,240],"(Oryza":[1],"sariva)-wheat":[2],"(Triticum":[3],"aestivum)":[4],"rotation":[5],"is":[6,22,176],"the":[7,12,25,29,36,67,141,291,306],"major":[8],"production":[9],"system":[10,38],"in":[11,57,61,66,164,171,186,195,221,279,284,305],"Indo-Gangetic":[13],"plains":[14,69],"of":[15,28,35,44,70,144,302],"South":[16],"Asia":[17],"and":[18,21,33,48,63,84,93,115,120,129,136,146,166,183,205,232,247,251],"mid":[19],"hills":[20],"important":[23],"for":[24,89,180,203,211,230,238,299],"food":[26],"security":[27],"region.":[30],"The":[31,268,288],"productivity":[32,92],"profitability":[34],"rice-wheat":[37,91],"are":[39],"very":[40],"low":[41],"mainly":[42],"because":[43],"inappropriate":[45],"nutrient":[46,81],"input":[47],"poor":[49],"crop":[50,86],"management":[51,82,87],"practices.":[52],"Field":[53],"experiments":[54],"were":[55],"conducted":[56],"21":[58],"farmers'":[59,106,154],"fields":[60],"Bara":[62],"Parsa":[64],"districts":[65],"Eastern-Gangetic":[68,307],"Nepal":[71],"from":[72,224],"May":[73],"1999":[74],"to":[75,78,159,199,207,226,234,245,262,294],"April":[76],"2002":[77],"evaluate":[79],"site-specific":[80],"(SSNM)":[83],"integrated":[85],"(ICM)":[88],"improving":[90],"profitability.":[94],"Soil":[95],"nutrient-supplying":[96],"capacity":[97,117],"(based":[98],"on":[99],"omission":[100],"plot":[101],"method)":[102],"varied":[103],"largely":[104],"among":[105],"fields.":[107],"soil":[109],"had":[110],"a":[111,177],"higher":[112,278],"N,":[113],"P,":[114],"K-supplying":[116],"(35\u201376,":[118],"8\u201317,":[119],"63\u201398":[121],"kg":[122,131],"ha1,":[123,132],"compared":[124],"with":[125,249],"wheat":[126,184,280],"(16\u201341,":[127],"6\u201312,":[128],"20\u2013104":[130],"respectively).":[133],"Both":[134],"SSNM":[135,250],"ICM":[137,152,265,274,303],"strategies":[138],"significantly":[139],"improved":[140],"grain":[142],"yields":[143,185],"rice":[145,165,182,204,231,285],"wheat.":[147,212,239],"Overall":[148],"yield":[149,194,214,220],"increment":[150],"by":[151,264,272],"over":[153,254,266,275],"practice":[155],"(FP)":[156],"reached":[157],"up":[158,244,261],"2.3":[160,167,233],"Mg":[161,168,201,209,228,236],"ha1":[162,169,202,210],"(66%)":[163],"(87%)":[170],"wheat,":[172,257],"suggesting":[173],"that":[174],"there":[175],"large":[178],"potential":[179],"increasing":[181],"Nepal.":[187],"Yield":[188],"gap":[189,215],"1":[190],"(maximum":[191,217],"attainable":[192,218],"yieldaverage":[193,219],"ICM)":[196],"was":[197,277],"1.3":[198],"1.4":[200],"0.3":[206],"1.0":[208],"While":[213],"2":[216],"FP)":[222],"ranged":[223],"2.8":[225,235],"3.5":[227],"ha-1":[229,237],"N-use":[241,258],"efficiencies":[242],"increased":[243,260],"50%":[246],"70%":[248],"ICM,":[252],"respectively,":[253],"FP.":[255],"In":[256],"efficiency":[259],"46%":[263],"SSNM.":[267],"net":[269],"profit":[270],"gained":[271],"applying":[273],"FP":[276],"(US$":[281,286],"217)":[282],"than":[283],"73).":[287],"findings":[289],"suggest":[290],"urgent":[292],"need":[293],"develop":[295],"an":[296],"effective":[297],"program":[298],"wider":[300],"dissemination":[301],"technology":[304],"plains.":[308]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}