{"id":"https://openalex.org/W2026742003","doi":"https://doi.org/10.2503/jjshs.49.534","title":"Two Methods of Injecting Phosphorus into the Trunks of Citrus Trees","display_name":"Two Methods of Injecting Phosphorus into the Trunks of Citrus Trees","publication_year":1981,"publication_date":"1981-01-01","ids":{"openalex":"https://openalex.org/W2026742003","doi":"https://doi.org/10.2503/jjshs.49.534","mag":"2026742003"},"language":"en","primary_location":{"id":"doi:10.2503/jjshs.49.534","doi":"https://doi.org/10.2503/jjshs.49.534","is_oa":true,"landing_page_url":"https://doi.org/10.2503/jjshs.49.534","pdf_url":"https://www.jstage.jst.go.jp/article/jjshs1925/49/4/49_4_534/_pdf","source":{"id":"https://openalex.org/S81704942","display_name":"Journal of the Japanese Society for Horticultural Science","issn_l":"0013-7626","issn":["0013-7626","1880-358X","1882-3351","1882-336X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1"],"host_organization":"https://openalex.org/P4310313201","host_organization_name":"Japanese Society for Horticultural Science","host_organization_lineage":["https://openalex.org/P4310313201"],"host_organization_lineage_names":["Japanese Society for Horticultural Science"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Japanese Society for Horticultural Science","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.jstage.jst.go.jp/article/jjshs1925/49/4/49_4_534/_pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5011226883","display_name":"Shoichiro Akao","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Shoichiro AKAO","raw_affiliation_strings":["Shikoku Agricultural Experiment Station","\u6771\u5317\u8fb2\u696d\u8a66\u9a13\u5834"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shikoku Agricultural Experiment Station","institution_ids":[]},{"raw_affiliation_string":"\u6771\u5317\u8fb2\u696d\u8a66\u9a13\u5834","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5089313470","display_name":"Sadao Tsukahara","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sadao TSUKAHARA","raw_affiliation_strings":["Shikoku Agricultural Experiment Station"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shikoku Agricultural Experiment Station","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"49","issue":"4","first_page":"534","last_page":"538"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11546","display_name":"Plant Physiology and Cultivation Studies","score":0.6801999807357788,"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/T11546","display_name":"Plant Physiology and Cultivation Studies","score":0.6801999807357788,"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/T12754","display_name":"Plant Growth and Agriculture Techniques","score":0.2304999977350235,"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/T11247","display_name":"Plant nutrient uptake and metabolism","score":0.04050000011920929,"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/trunk-injection","display_name":"trunk injection","score":0.843999981880188},{"id":"https://openalex.org/keywords/citrus-trees","display_name":"citrus trees","score":0.9459999799728394},{"id":"https://openalex.org/keywords/citrus-unshiu","display_name":"Citrus unshiu","score":0.9490000009536743},{"id":"https://openalex.org/keywords/potassium-dihydrogen-phosphate","display_name":"potassium dihydrogen phosphate","score":0.8330000042915344},{"id":"https://openalex.org/keywords/potassium-hydrogen-phosphate","display_name":"potassium hydrogen phosphate","score":0.7279999852180481},{"id":"https://openalex.org/keywords/phosphorus-uptake","display_name":"phosphorus uptake","score":0.7009999752044678},{"id":"https://openalex.org/keywords/leaf-phosphorus","display_name":"leaf phosphorus","score":0.8640000224113464}],"concepts":[{"id":"https://openalex.org/C510538283","wikidata":"https://www.wikidata.org/wiki/Q674","display_name":"Phosphorus","level":2,"score":0.663554847240448},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.5103346705436707},{"id":"https://openalex.org/C144027150","wikidata":"https://www.wikidata.org/wiki/Q48803","display_name":"Horticulture","level":1,"score":0.3849462568759918},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3608472943305969},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.33845221996307373},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.32699108123779297},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2503/jjshs.49.534","doi":"https://doi.org/10.2503/jjshs.49.534","is_oa":true,"landing_page_url":"https://doi.org/10.2503/jjshs.49.534","pdf_url":"https://www.jstage.jst.go.jp/article/jjshs1925/49/4/49_4_534/_pdf","source":{"id":"https://openalex.org/S81704942","display_name":"Journal of the Japanese Society for Horticultural Science","issn_l":"0013-7626","issn":["0013-7626","1880-358X","1882-3351","1882-336X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1"],"host_organization":"https://openalex.org/P4310313201","host_organization_name":"Japanese Society for Horticultural Science","host_organization_lineage":["https://openalex.org/P4310313201"],"host_organization_lineage_names":["Japanese Society for Horticultural Science"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Japanese Society for Horticultural Science","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.2503/jjshs.49.534","doi":"https://doi.org/10.2503/jjshs.49.534","is_oa":true,"landing_page_url":"https://doi.org/10.2503/jjshs.49.534","pdf_url":"https://www.jstage.jst.go.jp/article/jjshs1925/49/4/49_4_534/_pdf","source":{"id":"https://openalex.org/S81704942","display_name":"Journal of the Japanese Society for Horticultural Science","issn_l":"0013-7626","issn":["0013-7626","1880-358X","1882-3351","1882-336X"],"is_oa":true,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1"],"host_organization":"https://openalex.org/P4310313201","host_organization_name":"Japanese Society for Horticultural Science","host_organization_lineage":["https://openalex.org/P4310313201"],"host_organization_lineage_names":["Japanese Society for Horticultural Science"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Japanese Society for Horticultural Science","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":0.5365999937057495}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2026742003.pdf","grobid_xml":"https://content.openalex.org/works/W2026742003.grobid-xml"},"referenced_works_count":2,"referenced_works":["https://openalex.org/W1980196805","https://openalex.org/W2000084714"],"related_works":["https://openalex.org/W1554655420","https://openalex.org/W2184522294","https://openalex.org/W2052537322","https://openalex.org/W2184049842","https://openalex.org/W7099474368","https://openalex.org/W2663059286","https://openalex.org/W2793943118","https://openalex.org/W2354987144","https://openalex.org/W2046106964","https://openalex.org/W1976101647"],"abstract_inverted_index":{"Two":[0],"methods":[1],"of":[2,8,31,52,61,69,77,94,102,144,152],"injecting":[3],"phosphorus":[4,87,120,139],"into":[5,37],"the":[6,14,18,44,90,95,119,123,132,142,145],"trunks":[7],"citrus":[9],"trees,":[10],"which":[11],"we":[12],"termed":[13],"\u201cringer-injection":[15],"method\u201d":[16],"and":[17,49,66,92,110],"\u201cpressure-injection":[19],"method\u201d,":[20],"were":[21,57,73],"studied":[22],"using":[23],"14-year-old":[24],"satsuma":[25],"mandarin":[26],"trees.1.":[27],"Only":[28],"abut":[29],"60ml":[30],"a":[32,38,53,70],"0.1M-KH232PO4":[33,99],"solution":[34,56,72],"was":[35],"incorporated":[36],"tree":[39,96],"after":[40,112,161],"30":[41],"days":[42],"by":[43,59,75,100,108,127,150,159],"ringer-injection":[45],"method.":[46],"Five":[47],"hundred":[48],"twenty":[50],"milliliters":[51],"0.1M-KH232":[54],"PO4":[55],"pressure-injected":[58],"application":[60,76,101,151],"5kg/cm2":[62,103],"for":[63,79,104,154],"3":[64],"days,":[65],"750_??_1,":[67],"000ml":[68],"0.2M-KH2PO4":[71,149],"injected":[74,97,147],"10kg/cm2":[78,153],"about":[80,155],"1":[81,113,156],"day,":[82],"in":[83,89,122,131,141],"field":[84],"tests.2.":[85],"The":[86,138],"concentration":[88,121,140],"pulp":[91,124],"leaves":[93,133,143],"with":[98,148],"3days":[105],"respectively":[106],"increased":[107,126,158],"7%":[109],"64%":[111],"week.":[114],"However,":[115],"8":[116],"weeks":[117],"later,":[118],"had":[125,134],"19%,":[128],"while":[129],"that":[130],"decreased":[135],"to":[136],"43%.3.":[137],"trees":[146],"day":[157],"113%":[160],"1_??_2":[162],"weeks.":[163]},"counts_by_year":[],"updated_date":"2026-08-06T08:24:18.245995","created_date":"2016-06-24T00:00:00"}