{"id":"https://openalex.org/W2037338165","doi":"https://doi.org/10.12944/carj.2.2.01","title":"The Effect of Omission Fertilizer Application on Rubber Yield of PB 260","display_name":"The Effect of Omission Fertilizer Application on Rubber Yield of PB 260","publication_year":2014,"publication_date":"2014-12-31","ids":{"openalex":"https://openalex.org/W2037338165","doi":"https://doi.org/10.12944/carj.2.2.01","mag":"2037338165"},"language":"en","primary_location":{"id":"doi:10.12944/carj.2.2.01","doi":"https://doi.org/10.12944/carj.2.2.01","is_oa":true,"landing_page_url":"https://doi.org/10.12944/carj.2.2.01","pdf_url":"https://www.agriculturejournal.org/download/1941","source":{"id":"https://openalex.org/S2764613024","display_name":"Current Agriculture Research Journal","issn_l":"2321-9971","issn":["2321-9971","2347-4688"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Current Agriculture Research 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://www.agriculturejournal.org/download/1941","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5112951862","display_name":"Thomas Wijaya","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Thomas Wijaya","raw_affiliation_strings":["Indonesian Rubber Research Institute, Bogor, West Java, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indonesian Rubber Research Institute, Bogor, West Java, Indonesia","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043244334","display_name":"Risal Ardika","orcid":"https://orcid.org/0000-0002-7675-4891","observed_orcids":["https://orcid.org/0000-0002-7675-4891"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Risal Ardika","raw_affiliation_strings":["Indonesian Rubber Research Institute, Bogor, West Java, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indonesian Rubber Research Institute, Bogor, West Java, Indonesia","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071433685","display_name":"Jamin Saputra","orcid":"https://orcid.org/0000-0001-6714-4787","observed_orcids":["https://orcid.org/0000-0001-6714-4787"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jamin Saputra","raw_affiliation_strings":["Indonesian Rubber Research Institute, Bogor, West Java, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indonesian Rubber Research Institute, Bogor, West Java, Indonesia","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.4149,"has_fulltext":true,"cited_by_count":8,"citation_normalized_percentile":{"value":0.72695636,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":96},"biblio":{"volume":"2","issue":"2","first_page":"68","last_page":"72"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.9404000043869019,"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":0.9404000043869019,"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":0.04879999905824661,"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/T13246","display_name":"Agriculture, Plant Science, Crop Management","score":0.0010999999940395355,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/hevea-brasiliensis","display_name":"Hevea brasiliensis","score":0.9580000042915344},{"id":"https://openalex.org/keywords/pb-260","display_name":"PB 260","score":0.8920000195503235},{"id":"https://openalex.org/keywords/rubber-yield","display_name":"rubber yield","score":0.6790000200271606},{"id":"https://openalex.org/keywords/bark-thickness","display_name":"bark thickness","score":0.6880000233650208},{"id":"https://openalex.org/keywords/fertilizer-uptake","display_name":"fertilizer uptake","score":0.3779999911785126}],"concepts":[{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"score":0.938698410987854},{"id":"https://openalex.org/C176933379","wikidata":"https://www.wikidata.org/wiki/Q131877","display_name":"Natural rubber","level":2,"score":0.7323184013366699},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5839790105819702},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.5714281797409058},{"id":"https://openalex.org/C133446333","wikidata":"https://www.wikidata.org/wiki/Q38681","display_name":"Bark (sound)","level":2,"score":0.4209294319152832},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.3816957175731659},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.15337049961090088},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.13952526450157166},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.061683326959609985},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.12944/carj.2.2.01","doi":"https://doi.org/10.12944/carj.2.2.01","is_oa":true,"landing_page_url":"https://doi.org/10.12944/carj.2.2.01","pdf_url":"https://www.agriculturejournal.org/download/1941","source":{"id":"https://openalex.org/S2764613024","display_name":"Current Agriculture Research Journal","issn_l":"2321-9971","issn":["2321-9971","2347-4688"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Current Agriculture Research Journal","raw_type":"journal-article"},{"id":"mag:2184380824","doi":null,"is_oa":false,"landing_page_url":"http://agriculturejournal.org/pdf/vol2no2/vol2no2_68-72.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":{"id":"doi:10.12944/carj.2.2.01","doi":"https://doi.org/10.12944/carj.2.2.01","is_oa":true,"landing_page_url":"https://doi.org/10.12944/carj.2.2.01","pdf_url":"https://www.agriculturejournal.org/download/1941","source":{"id":"https://openalex.org/S2764613024","display_name":"Current Agriculture Research Journal","issn_l":"2321-9971","issn":["2321-9971","2347-4688"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Current Agriculture Research Journal","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.9208999872207642}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2037338165.pdf","grobid_xml":"https://content.openalex.org/works/W2037338165.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3031135199","https://openalex.org/W2046671515","https://openalex.org/W6942369857","https://openalex.org/W2661033714","https://openalex.org/W1473492015","https://openalex.org/W3122986719","https://openalex.org/W4380606175","https://openalex.org/W4409512877","https://openalex.org/W2978013371","https://openalex.org/W7120331331"],"abstract_inverted_index":{"Fertilizer":[0],"application":[1,41,97],"on":[2,24],"mature":[3],"rubber":[4,12,25,140],"trees":[5],"is":[6,14,134],"sometimes":[7],"neglected":[8],"especially":[9],"when":[10],"the":[11,20,56,76,86,92],"price":[13],"low.":[15],"The":[16,32,72,104,117],"experiment":[17,73],"to":[18],"demonstrate":[19],"effect":[21],"of":[22],"fertilizer":[23,38,83,96,112,124],"yiled":[26,77],"was":[27,78,108],"conducted":[28],"for":[29],"two":[30],"years.":[31],"treatments":[33],"impose":[34],"were":[35,59],"control,":[36],"without":[37],"application,":[39],"fertlizer":[40,50],"with":[42,45,52,69,102,115,143],"straight":[43,70,144],"fertilzer":[44],"general":[46],"recommended":[47],"dose":[48],"and":[49,66,82],"applicakan":[51],"NPK":[53,118,132],"tablet":[54,119,133],"where":[55],"nutrient":[57],"content":[58],"as":[60,62,120],"much":[61,121],"75%,":[63],"50%,":[64],"20%":[65],"15%":[67],"comapred":[68,142],"fertilizer.":[71,145],"showed":[74],"that":[75,131],"similar":[79],"between":[80],"control":[81],"appplication":[84,113],"during":[85],"first":[87],"year":[88],"observation,":[89],"but":[90],"at":[91],"secon":[93],"year,":[94],"continued":[95],"gave":[98,125],"better":[99,110],"yield":[100],"compared":[101,114],"control.":[103,116],"renewal":[105],"bark":[106],"thickness":[107],"also":[109],"in":[111],"75%":[122],"Straight":[123],"he":[126],"highest":[127],"yield.":[128],"This":[129],"meant":[130],"more":[135],"efficent":[136],"taken":[137],"up":[138],"by":[139],"tree":[141]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}