{"id":"https://openalex.org/W1965844352","doi":"https://doi.org/10.5400/jts.2012.17.1.37","title":"Variability of Soybean [Glycine max (L) Merr] Growth in Relation to Chemical Properties of Ultisol from East Lampung","display_name":"Variability of Soybean [Glycine max (L) Merr] Growth in Relation to Chemical Properties of Ultisol from East Lampung","publication_year":2012,"publication_date":"2012-01-01","ids":{"openalex":"https://openalex.org/W1965844352","doi":"https://doi.org/10.5400/jts.2012.17.1.37","mag":"1965844352"},"language":"en","primary_location":{"id":"doi:10.5400/jts.2012.17.1.37","doi":"https://doi.org/10.5400/jts.2012.17.1.37","is_oa":true,"landing_page_url":"https://doi.org/10.5400/jts.2012.17.1.37","pdf_url":null,"source":{"id":"https://openalex.org/S2764628540","display_name":"Journal of Tropical Soils","issn_l":"0852-257X","issn":["0852-257X","2086-6682"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315088","host_organization_name":"Lampung University","host_organization_lineage":["https://openalex.org/P4310315088"],"host_organization_lineage_names":["Lampung University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal TANAH TROPIKA (Journal of Tropical Soils)","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://doi.org/10.5400/jts.2012.17.1.37","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5040043377","display_name":"Abdullah Taufiq","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Abdullah Taufiq","raw_affiliation_strings":["Indonesian Legumes and Tuber Crops Research Institute (ILETRI)#R##N#Jl. Raya Kendalpayak, km 8 PO Box 66 Malang 65101, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indonesian Legumes and Tuber Crops Research Institute (ILETRI)#R##N#Jl. Raya Kendalpayak, km 8 PO Box 66 Malang 65101, Indonesia","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5029032114","display_name":"Andy Wijanarko","orcid":"https://orcid.org/0000-0002-0165-2743","observed_orcids":["https://orcid.org/0000-0002-0165-2743"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Andy Wijanarko","raw_affiliation_strings":["Indonesian Legumes and Tuber Crops Research Institute (ILETRI)#R##N#Jl. Raya Kendalpayak, km 8 PO Box 66 Malang 65101, Indonesia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Indonesian Legumes and Tuber Crops Research Institute (ILETRI)#R##N#Jl. Raya Kendalpayak, km 8 PO Box 66 Malang 65101, Indonesia","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":125,"currency":"USD","value_usd":125},"apc_paid":{"value":125,"currency":"USD","value_usd":125},"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":93},"biblio":{"volume":"17","issue":"1","first_page":"37","last_page":"43"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12754","display_name":"Plant Growth and Agriculture Techniques","score":0.6646000146865845,"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/T12754","display_name":"Plant Growth and Agriculture Techniques","score":0.6646000146865845,"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/T12792","display_name":"Soil Management and Crop Yield","score":0.23579999804496765,"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/T12294","display_name":"Agricultural Science and Fertilization","score":0.07959999889135361,"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/soybean","display_name":"soybean","score":0.9980000257492065},{"id":"https://openalex.org/keywords/ultisol","display_name":"Ultisol","score":0.9359999895095825},{"id":"https://openalex.org/keywords/arid-regions","display_name":"arid regions","score":0.515999972820282},{"id":"https://openalex.org/keywords/soil-ph","display_name":"soil pH","score":0.8650000095367432},{"id":"https://openalex.org/keywords/exchangeable-aluminum","display_name":"exchangeable aluminum","score":0.9850000143051147},{"id":"https://openalex.org/keywords/exchangeable-potassium","display_name":"exchangeable potassium","score":0.9549999833106995},{"id":"https://openalex.org/keywords/exchangeable-calcium","display_name":"exchangeable calcium","score":0.9649999737739563},{"id":"https://openalex.org/keywords/exchangeable-magnesium","display_name":"exchangeable magnesium","score":1.0},{"id":"https://openalex.org/keywords/soil-fertility","display_name":"soil fertility","score":0.9319999814033508},{"id":"https://openalex.org/keywords/low-yield","display_name":"low yield","score":0.5960000157356262},{"id":"https://openalex.org/keywords/east-lampung","display_name":"East Lampung","score":0.8289999961853027}],"concepts":[{"id":"https://openalex.org/C154108195","wikidata":"https://www.wikidata.org/wiki/Q1115789","display_name":"Ultisol","level":3,"score":0.9278395771980286},{"id":"https://openalex.org/C168741863","wikidata":"https://www.wikidata.org/wiki/Q777671","display_name":"Sowing","level":2,"score":0.6965256929397583},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.6208164691925049},{"id":"https://openalex.org/C38774213","wikidata":"https://www.wikidata.org/wiki/Q202080","display_name":"Soil fertility","level":3,"score":0.5217700600624084},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.44849395751953125},{"id":"https://openalex.org/C198072978","wikidata":"https://www.wikidata.org/wiki/Q565649","display_name":"Soil pH","level":3,"score":0.4206525683403015},{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"score":0.41528552770614624},{"id":"https://openalex.org/C50516716","wikidata":"https://www.wikidata.org/wiki/Q877107","display_name":"Soil test","level":3,"score":0.413551390171051},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.37757205963134766},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.36865493655204773},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.36433395743370056},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.25853946805000305},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.07717448472976685},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","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}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.5400/jts.2012.17.1.37","doi":"https://doi.org/10.5400/jts.2012.17.1.37","is_oa":true,"landing_page_url":"https://doi.org/10.5400/jts.2012.17.1.37","pdf_url":null,"source":{"id":"https://openalex.org/S2764628540","display_name":"Journal of Tropical Soils","issn_l":"0852-257X","issn":["0852-257X","2086-6682"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315088","host_organization_name":"Lampung University","host_organization_lineage":["https://openalex.org/P4310315088"],"host_organization_lineage_names":["Lampung University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal TANAH TROPIKA (Journal of Tropical Soils)","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:9200516d678f467093a3d4e9a577837b","doi":null,"is_oa":true,"landing_page_url":"https://doaj.org/article/9200516d678f467093a3d4e9a577837b","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Tropical Soils, Vol 17, Iss 1, Pp 37-43 (2012)","raw_type":"article"},{"id":"pmh:oai:journal.unila.ac.id:article/167","doi":null,"is_oa":true,"landing_page_url":"http://journal.unila.ac.id/index.php/tropicalsoil/article/view/167","pdf_url":null,"source":{"id":"https://openalex.org/S2764628540","display_name":"Journal of Tropical Soils","issn_l":"0852-257X","issn":["0852-257X","2086-6682"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315088","host_organization_name":"Lampung University","host_organization_lineage":["https://openalex.org/P4310315088"],"host_organization_lineage_names":["Lampung University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"JURNAL TANAH TROPIKA (JOURNAL OF TROPICAL SOILS); Vol 17, No 1: January 2012; 37-43","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:journal.unila.ac.id:article/179","doi":null,"is_oa":true,"landing_page_url":"http://journal.unila.ac.id/index.php/tropicalsoil/article/view/179","pdf_url":null,"source":{"id":"https://openalex.org/S2764628540","display_name":"Journal of Tropical Soils","issn_l":"0852-257X","issn":["0852-257X","2086-6682"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315088","host_organization_name":"Lampung University","host_organization_lineage":["https://openalex.org/P4310315088"],"host_organization_lineage_names":["Lampung University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"JOURNAL OF TROPICAL SOILS; Vol 17, No 1: January 2012; 37-43","raw_type":"info:eu-repo/semantics/article"},{"id":"mag:1965844352","doi":null,"is_oa":true,"landing_page_url":"https://journal.unila.ac.id/index.php/tropicalsoil/article/download/317/356","pdf_url":null,"source":{"id":"https://openalex.org/S2764628540","display_name":"Journal of Tropical Soils","issn_l":"0852-257X","issn":["0852-257X","2086-6682"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315088","host_organization_name":"Lampung University","host_organization_lineage":["https://openalex.org/P4310315088"],"host_organization_lineage_names":["Lampung University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of Tropical Soils","raw_type":null}],"best_oa_location":{"id":"doi:10.5400/jts.2012.17.1.37","doi":"https://doi.org/10.5400/jts.2012.17.1.37","is_oa":true,"landing_page_url":"https://doi.org/10.5400/jts.2012.17.1.37","pdf_url":null,"source":{"id":"https://openalex.org/S2764628540","display_name":"Journal of Tropical Soils","issn_l":"0852-257X","issn":["0852-257X","2086-6682"],"is_oa":true,"is_in_doaj":true,"is_core":false,"listed_in":["doaj"],"host_organization":"https://openalex.org/P4310315088","host_organization_name":"Lampung University","host_organization_lineage":["https://openalex.org/P4310315088"],"host_organization_lineage_names":["Lampung University"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Jurnal TANAH TROPIKA (Journal of Tropical Soils)","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Zero hunger","score":0.991100013256073,"id":"https://metadata.un.org/sdg/2"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W970299197","https://openalex.org/W1572142900","https://openalex.org/W1976944921","https://openalex.org/W1989740836","https://openalex.org/W2030275465","https://openalex.org/W2039762269","https://openalex.org/W2067639943","https://openalex.org/W2084484996"],"related_works":["https://openalex.org/W1554839701","https://openalex.org/W2047715612","https://openalex.org/W1974856205","https://openalex.org/W2004257100","https://openalex.org/W2025272237","https://openalex.org/W6884651759","https://openalex.org/W3015578199","https://openalex.org/W2182419653","https://openalex.org/W3149366852","https://openalex.org/W7220063827"],"abstract_inverted_index":{"Acidic":[0],"dry":[1,49],"land":[2,50],"in":[3,14],"Lampung":[4,109],"is":[5,17,26],"potential":[6],"for":[7],"soybean":[8,12,46,60,86,103],"development":[9],"area.":[10],"Low":[11],"yield":[13,33],"farmer":[15],"level":[16],"one":[18],"offactor":[19],"causing":[20],"its\u2019":[21],"low":[22,32,129,135],"competitiveness.":[23],"Soil":[24,58],"fertility":[25],"the":[27,37],"main":[28],"constrain":[29],"related":[30,110],"to":[31,40,111,128],"of":[34,44,102,113],"soybean.":[35],"Objectiveof":[36],"research":[38],"was":[39,126],"diagnose":[41],"a":[42],"cause":[43],"poor":[45],"growth":[47,104,125],"on":[48,105],"Ultisol":[51,106],"at":[52,68,87],"Sukadana":[53,69],"sub":[54],"District,":[55],"EastLampung":[56],"District.":[57],"and":[59,80,121,139],"plant":[61],"samples":[62,82],"were":[63,83],"collected":[64],"from":[65],"farmers\u2019":[66],"field":[67],"ilir":[70],"village":[71],"duringplanting":[72],"season":[73],"April":[74],"\u2013":[75],"July":[76],"year":[77],"2010.":[78],"Plant":[79],"soil":[81,114,130],"taken":[84],"when":[85],"R1":[88],"stage":[89],"(starting":[90],"tobloom)":[91],"using":[92],"stratified":[93],"random":[94],"sampling":[95],"method.":[96],"The":[97,123],"result":[98],"showed":[99],"that":[100],"variability":[101,112],"atSukadana,":[107],"East":[108],"pH,":[115,131],"exchangeable":[116,118,133,136],"Al,":[117,134],"K,":[119,137],"Ca,":[120,138],"Mg.":[122,140],"poorsoybean":[124],"due":[127],"high":[132]},"counts_by_year":[{"year":2025,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}
