{"id":"https://openalex.org/W3137590545","doi":"https://doi.org/10.2174/1874331502115010033","title":"Maximizing the Rice Yield (Oryza Sativa L.) using NPK Fertilizer","display_name":"Maximizing the Rice Yield (Oryza Sativa L.) using NPK Fertilizer","publication_year":2021,"publication_date":"2021-03-18","ids":{"openalex":"https://openalex.org/W3137590545","doi":"https://doi.org/10.2174/1874331502115010033","mag":"3137590545"},"language":"en","primary_location":{"id":"doi:10.2174/1874331502115010033","doi":"https://doi.org/10.2174/1874331502115010033","is_oa":true,"landing_page_url":"https://doi.org/10.2174/1874331502115010033","pdf_url":"https://openagriculturejournal.com/VOLUME/15/PAGE/33/PDF/","source":{"id":"https://openalex.org/S98054249","display_name":"The Open Agriculture Journal","issn_l":"1874-3315","issn":["1874-3315"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-40","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320079","host_organization_name":"Bentham Science Publishers","host_organization_lineage":["https://openalex.org/P4310320079"],"host_organization_lineage_names":["Bentham Science Publishers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Open Agriculture Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://openagriculturejournal.com/VOLUME/15/PAGE/33/PDF/","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5086176170","display_name":"Paiman Paiman","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":". Paiman","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053544001","display_name":"ARDIYANTA .","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":". Ardiyanta","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041847474","display_name":"Cicilia Tri Kusumastuti","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210127278","display_name":"Universitas PGRI Yogyakarta","ror":"https://ror.org/03ka58c58","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210127278"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"C. Tri Kusumastuti","raw_affiliation_strings":["Department of Agrotechnology, Faculty of Agriculture, Universitas PGRI Yogyakarta, Yogyakarta, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agrotechnology, Faculty of Agriculture, Universitas PGRI Yogyakarta, Yogyakarta, Indonesia","institution_ids":["https://openalex.org/I4210127278"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078219292","display_name":"Sri Gunawan","orcid":"https://orcid.org/0000-0002-0230-0512","observed_orcids":["https://orcid.org/0000-0002-0230-0512"]},"institutions":[{"id":"https://openalex.org/I4210102604","display_name":"Institut Pertanian Stiper","ror":"https://ror.org/01gwrbq98","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210102604"]},{"id":"https://openalex.org/I4210127278","display_name":"Universitas PGRI Yogyakarta","ror":"https://ror.org/03ka58c58","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210127278"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Sri Gunawan","raw_affiliation_strings":["Department of Agrotechnology, Faculty of Agriculture, Institut Pertanian STIPER, Yogyakarta, Indonesia","Department of Agrotechnology, Faculty of Agriculture, Universitas PGRI Yogyakarta, Yogyakarta, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agrotechnology, Faculty of Agriculture, Institut Pertanian STIPER, Yogyakarta, Indonesia","institution_ids":["https://openalex.org/I4210102604"]},{"raw_affiliation_string":"Department of Agrotechnology, Faculty of Agriculture, Universitas PGRI Yogyakarta, Yogyakarta, Indonesia","institution_ids":["https://openalex.org/I4210127278"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5055509996","display_name":"Fani Ardiani","orcid":"https://orcid.org/0000-0002-1889-1150","observed_orcids":["https://orcid.org/0000-0002-1889-1150"]},"institutions":[{"id":"https://openalex.org/I4210102604","display_name":"Institut Pertanian Stiper","ror":"https://ror.org/01gwrbq98","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210102604"]},{"id":"https://openalex.org/I4210127278","display_name":"Universitas PGRI Yogyakarta","ror":"https://ror.org/03ka58c58","country_code":"ID","type":"education","lineage":["https://openalex.org/I4210127278"]}],"countries":["ID"],"is_corresponding":false,"raw_author_name":"Fani Ardiani","raw_affiliation_strings":["Department of Agrotechnology, Faculty of Agriculture, Institut Pertanian STIPER, Yogyakarta, Indonesia","Department of Agrotechnology, Faculty of Agriculture, Universitas PGRI Yogyakarta, Yogyakarta, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Agrotechnology, Faculty of Agriculture, Institut Pertanian STIPER, Yogyakarta, Indonesia","institution_ids":["https://openalex.org/I4210102604"]},{"raw_affiliation_string":"Department of Agrotechnology, Faculty of Agriculture, Universitas PGRI Yogyakarta, Yogyakarta, Indonesia","institution_ids":["https://openalex.org/I4210127278"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.4696,"has_fulltext":true,"cited_by_count":23,"citation_normalized_percentile":{"value":0.88091544,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":98},"biblio":{"volume":"15","issue":"1","first_page":"33","last_page":"38"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12045","display_name":"Rice Cultivation and Yield Improvement","score":0.7148000001907349,"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/T12045","display_name":"Rice Cultivation and Yield Improvement","score":0.7148000001907349,"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/T12294","display_name":"Agricultural Science and Fertilization","score":0.2809999883174896,"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/T12754","display_name":"Plant Growth and Agriculture Techniques","score":0.001500000013038516,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/rice-yield","display_name":"rice yield","score":0.9660000205039978},{"id":"https://openalex.org/keywords/rice","display_name":"rice","score":0.972000002861023},{"id":"https://openalex.org/keywords/npk-fertilizer","display_name":"NPK fertilizer","score":0.9869999885559082},{"id":"https://openalex.org/keywords/fertilizer-dose-optimization","display_name":"fertilizer dose optimization","score":0.8690000176429749},{"id":"https://openalex.org/keywords/ciherang-variety","display_name":"Ciherang variety","score":0.8640000224113464},{"id":"https://openalex.org/keywords/alluvial-soils","display_name":"alluvial soils","score":0.9890000224113464},{"id":"https://openalex.org/keywords/root-shoot-ratio","display_name":"root-shoot ratio","score":0.7239999771118164},{"id":"https://openalex.org/keywords/panicle-length","display_name":"panicle length","score":0.9599999785423279},{"id":"https://openalex.org/keywords/quadratic-regression","display_name":"quadratic regression","score":0.5180000066757202}],"concepts":[{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"score":0.7795760631561279},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.6453851461410522},{"id":"https://openalex.org/C75337361","wikidata":"https://www.wikidata.org/wiki/Q148600","display_name":"Panicle","level":2,"score":0.6291428804397583},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.48284298181533813},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.4794382154941559},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.4712534248828888},{"id":"https://openalex.org/C69823785","wikidata":"https://www.wikidata.org/wiki/Q6185405","display_name":"Alluvium","level":2,"score":0.4557792842388153},{"id":"https://openalex.org/C2778543611","wikidata":"https://www.wikidata.org/wiki/Q161426","display_name":"Oryza sativa","level":3,"score":0.4475913941860199},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.38861486315727234},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.2564961314201355},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.06809622049331665},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"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/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.2174/1874331502115010033","doi":"https://doi.org/10.2174/1874331502115010033","is_oa":true,"landing_page_url":"https://doi.org/10.2174/1874331502115010033","pdf_url":"https://openagriculturejournal.com/VOLUME/15/PAGE/33/PDF/","source":{"id":"https://openalex.org/S98054249","display_name":"The Open Agriculture Journal","issn_l":"1874-3315","issn":["1874-3315"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-40","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320079","host_organization_name":"Bentham Science Publishers","host_organization_lineage":["https://openalex.org/P4310320079"],"host_organization_lineage_names":["Bentham Science Publishers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Open Agriculture Journal","raw_type":"journal-article"},{"id":"pmh:oai:repository.upy.ac.id:10424","doi":null,"is_oa":false,"landing_page_url":"http://repository.upy.ac.id/10424/1/Article_Maximizing%20using%20NPK.pdf","pdf_url":"http://repository.upy.ac.id/10424/1/Article_Maximizing%20using%20NPK.pdf","source":{"id":"https://openalex.org/S4306400231","display_name":"Repository Universitas PGRI Yogyakarta (Universitas PGRI Yogyakarta)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I4210127278","host_organization_name":"Universitas PGRI Yogyakarta","host_organization_lineage":["https://openalex.org/I4210127278"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":{"id":"doi:10.2174/1874331502115010033","doi":"https://doi.org/10.2174/1874331502115010033","is_oa":true,"landing_page_url":"https://doi.org/10.2174/1874331502115010033","pdf_url":"https://openagriculturejournal.com/VOLUME/15/PAGE/33/PDF/","source":{"id":"https://openalex.org/S98054249","display_name":"The Open Agriculture Journal","issn_l":"1874-3315","issn":["1874-3315"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-40","russia-white-list-1"],"host_organization":"https://openalex.org/P4310320079","host_organization_name":"Bentham Science Publishers","host_organization_lineage":["https://openalex.org/P4310320079"],"host_organization_lineage_names":["Bentham Science Publishers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Open Agriculture Journal","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":1.0}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3137590545.pdf","grobid_xml":"https://content.openalex.org/works/W3137590545.grobid-xml"},"referenced_works_count":19,"referenced_works":["https://openalex.org/W1572382278","https://openalex.org/W1865964784","https://openalex.org/W2059928218","https://openalex.org/W2089646258","https://openalex.org/W2408820477","https://openalex.org/W2626729016","https://openalex.org/W2651883102","https://openalex.org/W2737647446","https://openalex.org/W2742996383","https://openalex.org/W2768932604","https://openalex.org/W2783923781","https://openalex.org/W2806480955","https://openalex.org/W2906942410","https://openalex.org/W2954203144","https://openalex.org/W2967534538","https://openalex.org/W2969279450","https://openalex.org/W2972325004","https://openalex.org/W3017347942","https://openalex.org/W4206196101"],"related_works":["https://openalex.org/W3130594269","https://openalex.org/W7202112600","https://openalex.org/W4403745998","https://openalex.org/W7220586188","https://openalex.org/W4399413739","https://openalex.org/W3122466991","https://openalex.org/W2953778246","https://openalex.org/W4213035834","https://openalex.org/W7153289146","https://openalex.org/W4285813505"],"abstract_inverted_index":{"Background:":[0],"Rice":[1],"has":[2,211],"become":[3],"a":[4,60,65],"primary":[5],"daily":[6],"necessity":[7],"for":[8,220,239],"mostly":[9],"Indonesian":[10],"population.":[11],"The":[12,73,90,105,127,153,181,198],"upsurge":[13],"of":[14,27,39,50,79,98,110,129,136,146,162,177,183,200,207,226],"national":[15],"rice":[16,48],"production":[17],"can":[18],"be":[19],"done":[20],"by":[21,95],"agricultural":[22],"intensification":[23],"through":[24],"the":[25,36,46,108,111,130,134,142,147,159,172,190,201,205,214,221],"application":[26,135,182,206,225],"NPK":[28,40,74,137,163,184,208,227],"fertilizer.":[29],"Objective:":[30],"This":[31,57],"study":[32,58,202],"aimed":[33],"to":[34],"determine":[35],"optimum":[37,160,215],"dose":[38,161,216],"Mutiara":[41,75,138,185,228],"fertilizer,":[42],"which":[43],"could":[44,140,187],"provide":[45],"highest":[47],"yield":[49,145],"Ciherang":[51,148,222],"variety":[52,149],"in":[53,64,150,217],"Alluvial":[54,151,218],"soil.":[55,152],"Methods:":[56],"was":[59,113,165],"single":[61],"factor":[62],"arranged":[63],"completely":[66],"randomized":[67],"design":[68],"(CRD)":[69],"with":[70,171,230],"three":[71],"replications.":[72],"fertilizer":[76,139,186,209,229],"treatment":[77,112],"consisted":[78],"four":[80],"doses,":[81],"i.e.,":[82],"0,":[83],"160,":[84],"320,":[85],"and":[86,144,194],"480":[87,234],"kg":[88,169,235],"ha\u203e1.":[89,180],"data":[91],"observations":[92],"were":[93],"analyzed":[94],"using":[96,115],"analysis":[97,156],"variance":[99],"(ANOVA)":[100],"at":[101,122,167],"5%":[102,123],"significance":[103,124],"levels.":[104,125],"difference":[106],"between":[107],"averages":[109],"compared":[114],"Duncan\u2032s":[116],"new":[117],"multiple":[118],"range":[119],"test":[120],"(DMRT)":[121],"Results:":[126],"results":[128],"research":[131],"showed":[132],"that":[133,158,204],"increase":[141],"growth":[143],"quadratic":[154],"regression":[155],"revealed":[157],"Mutiata":[164],"obtained":[166],"656":[168],"ha\u203e1":[170,236],"maximum":[173],"grains":[174],"dry":[175],"weight":[176],"4.26":[178],"tons":[179],"not":[188,212],"affect":[189],"shoot":[191],"root":[192],"ratio":[193],"panicle":[195],"length.":[196],"Conclusion:":[197],"findings":[199],"suggest":[203],"interval":[210],"reached":[213],"soils":[219],"variety.":[223],"Therefore,":[224],"doses":[231],"higher":[232],"than":[233],"is":[237],"required":[238],"alluvial":[240],"soils.":[241]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2021-03-29T00:00:00"}