{"id":"https://openalex.org/W3138311853","doi":null,"title":"Analysis of Optimum Spikelet Number and Plant N in Rice at Tanazawa Paddy Field","display_name":"Analysis of Optimum Spikelet Number and Plant N in Rice at Tanazawa Paddy Field","publication_year":2011,"publication_date":"2011-06-20","ids":{"openalex":"https://openalex.org/W3138311853","mag":"3138311853"},"language":"en","primary_location":{"id":"pmh:oai:irdb.nii.ac.jp:00887:0000438426","doi":null,"is_oa":true,"landing_page_url":"https://nodai.repo.nii.ac.jp/records/445","pdf_url":"https://nodai.repo.nii.ac.jp/record/445/files/KJ00007059049.pdf","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"departmental bulletin paper"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://nodai.repo.nii.ac.jp/record/445/files/KJ00007059049.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5075447648","display_name":"Yoshiaki Kamiji","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Yoshiaki Kamiji","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5110751445","display_name":"Tetsuo Sakuratani","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tetsuo Sakuratani","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.3774,"has_fulltext":true,"cited_by_count":1,"citation_normalized_percentile":{"value":0.65088385,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"56","issue":"1","first_page":"93","last_page":"102"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12045","display_name":"Rice Cultivation and Yield Improvement","score":0.9970999956130981,"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":0.9970999956130981,"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":0.0020000000949949026,"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"}},{"id":"https://openalex.org/T12294","display_name":"Agricultural Science and Fertilization","score":0.0008999999845400453,"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","display_name":"rice","score":0.5529999732971191},{"id":"https://openalex.org/keywords/spikelet-number","display_name":"spikelet number","score":0.8240000009536743},{"id":"https://openalex.org/keywords/plant-nitrogen","display_name":"plant nitrogen","score":0.6309999823570251},{"id":"https://openalex.org/keywords/nitrogen-fertilizer-management","display_name":"nitrogen fertilizer management","score":0.8059999942779541},{"id":"https://openalex.org/keywords/yield-components","display_name":"yield components","score":0.44699999690055847},{"id":"https://openalex.org/keywords/grain-yield","display_name":"grain yield","score":0.5370000004768372},{"id":"https://openalex.org/keywords/nipponbare","display_name":"Nipponbare","score":0.5270000100135803},{"id":"https://openalex.org/keywords/nitrogen-uptake","display_name":"nitrogen uptake","score":0.3959999978542328},{"id":"https://openalex.org/keywords/basal-fertilizer","display_name":"basal fertilizer","score":0.5699999928474426},{"id":"https://openalex.org/keywords/topdressing-timing","display_name":"topdressing timing","score":0.7929999828338623},{"id":"https://openalex.org/keywords/urban-agriculture","display_name":"urban agriculture","score":0.5929999947547913},{"id":"https://openalex.org/keywords/panicle-emergence","display_name":"panicle emergence","score":0.4490000009536743},{"id":"https://openalex.org/keywords/yield-per-unit-area","display_name":"yield per unit area","score":0.3970000147819519}],"concepts":[{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.5714707374572754},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.48923516273498535},{"id":"https://openalex.org/C85582077","wikidata":"https://www.wikidata.org/wiki/Q842623","display_name":"Paddy field","level":2,"score":0.4316242039203644},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4149947166442871},{"id":"https://openalex.org/C2992726227","wikidata":"https://www.wikidata.org/wiki/Q5090","display_name":"Rice plant","level":2,"score":0.41495281457901},{"id":"https://openalex.org/C88463610","wikidata":"https://www.wikidata.org/wiki/Q194118","display_name":"Agricultural engineering","level":1,"score":0.36558008193969727},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.3304498791694641},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.13551467657089233},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:irdb.nii.ac.jp:00887:0000438426","doi":null,"is_oa":true,"landing_page_url":"https://nodai.repo.nii.ac.jp/records/445","pdf_url":"https://nodai.repo.nii.ac.jp/record/445/files/KJ00007059049.pdf","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"departmental bulletin paper"},{"id":"mag:3138311853","doi":null,"is_oa":false,"landing_page_url":"https://nodai.repo.nii.ac.jp/?action=repository_action_common_download&item_id=445&item_no=1&attribute_id=19&file_no=1","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":"pmh:oai:irdb.nii.ac.jp:00887:0000438426","doi":null,"is_oa":true,"landing_page_url":"https://nodai.repo.nii.ac.jp/records/445","pdf_url":"https://nodai.repo.nii.ac.jp/record/445/files/KJ00007059049.pdf","source":{"id":"https://openalex.org/S7407056385","display_name":"Institutional Repositories DataBase (IRDB)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I184597095","host_organization_name":"National Institute of Informatics","host_organization_lineage":["https://openalex.org/I184597095"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"departmental bulletin paper"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/2","display_name":"Zero hunger","score":0.991100013256073}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3138311853.pdf","grobid_xml":"https://content.openalex.org/works/W3138311853.grobid-xml"},"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3148150735","https://openalex.org/W7163300475","https://openalex.org/W2586556961","https://openalex.org/W7163302615","https://openalex.org/W2063426950","https://openalex.org/W355756527","https://openalex.org/W2009073149","https://openalex.org/W2980394295","https://openalex.org/W1975374480","https://openalex.org/W2050322715"],"abstract_inverted_index":{"\u672c\u7814\u7a76\u306f\u90fd\u5e02\u578b\u8fb2\u696d\u304c\u304a\u3053\u306a\u308f\u308c\u3066\u3044\u308b\u795e\u5948\u5ddd\u770c\u539a\u6728\u5e02\u306e\u68da\u6ca2\u5730\u533a\u306b\u304a\u3044\u3066,\u9ad8\u5ea6\u52b9\u7387\u5316\u3092\u76ee\u6307\u3057\u305f\u7a92\u7d20\u65bd\u80a5\u7ba1\u7406\u306e\u78ba\u7acb\u306e\u305f\u3081\u306b\u884c\u3063\u305f\u3082\u306e\u3067,\u3053\u3053\u3067\u306f\u6c34\u7a32\u306e\u53ce\u91cf\u3092\u6700\u5927\u306b\u3059\u308b\u6700\u9069\u7a4e\u82b1\u6570\u3068\u305d\u306e\u305f\u3081\u306b\u5fc5\u8981\u306a\u4f53\u5185\u7a92\u7d20\u91cf\u3092\u691c\u8a0e\u3057\u305f\u3002\u683d\u57f9\u8a66\u9a13\u306f\u6771\u4eac\u8fb2\u696d\u5927\u5b66\u68da\u6ca2\u6c34\u7530\u306b\u304a\u3044\u30661998\u5e74\u304b\u30892008\u5e74\u306b\u304b\u3051\u3066\u884c\u3063\u305f\u3002\u4f9b\u8a66\u54c1\u7a2e\u306f\u6c34\u7a32\u65e5\u672c\u6674,\u30b3\u30b7\u30d2\u30ab\u30ea\u304a\u3088\u3073\u30bf\u30ab\u30ca\u30ea\u3068\u3057,\u8a66\u9a13\u533a\u306f\u5178\u578b\u7684\u306b\u65bd\u80a5\u6cd5\u304c\u7570\u306a\u308b\u3082\u306e,\u304a\u3088\u3073\u57fa\u80a5\u65bd\u7528\u306e\u6709\u7121\u3068\u7570\u306a\u308b\u8ffd\u80a5\u6642\u671f\u306e\u7d44\u307f\u5408\u308f\u305b\u305f\u3082\u306e\u3067\u69cb\u6210\u3057,\u5408\u8a08180\u533a\u3067\u3042\u3063\u305f\u3002\u8abf\u67fb\u9805\u76ee\u306f\u53ce\u91cf\u304a\u3088\u3073\u53ce\u91cf\u69cb\u6210\u8981,\u4f53\u5185\u7a92\u7d20\u6fc3\u5ea6\u304a\u3088\u3073\u4f53\u5185\u7a92\u7d20\u91cf\u306e\u7d4c\u6642\u5909\u5316\u3067\u3042\u3063\u305f\u3002\u30bf\u30ab\u30ca\u30ea\u306f\u65e5\u672c\u6674\u3084\u30b3\u30b7\u30d2\u30ab\u30ea\u3088\u308a\u3082\u4e00\u7a42\u7a4e\u82b1\u6570\u304c\u591a\u3044\u50be\u5411\u306b\u3042\u308a,\u305d\u306e\u7d50\u679c,\u5358\u4f4d\u9762\u7a4d\u3042\u305f\u308a\u7a4e\u82b1\u6570\u304a\u3088\u3073\u7384\u7c73\u53ce\u91cf\u304c\u660e\u3089\u304b\u306b\u591a\u304b\u3063\u305f\u3002\u5358\u4f4d\u9762\u7a4d\u3042\u305f\u308a\u7a4e\u82b1\u6570\u3068\u7384\u7c73\u53ce\u91cf\u306e\u95a2\u4fc2\u306f\u65e5\u672c\u6674\u304a\u3088\u3073\u30b3\u30b7\u30d2\u30ab\u30ea\u306e\u65e5\u672c\u578b\u54c1\u7a2e\u3068\u30bf\u30ab\u30ca\u30ea\u3068\u306f\u660e\u3089\u304b\u306b\u7570\u306a\u3063\u305f\u3002\u53ce\u91cf\u3092\u6700\u5927\u306b\u3059\u308b\u6700\u9069\u7a4e\u82b1\u6570\u306f\u65e5\u672c\u6674\u304a\u3088\u3073\u30b3\u30b7\u30d2\u30ab\u30ea\u3067\u306f35,000,\u30bf\u30ab\u30ca\u30ea\u3067\u306f48,000m-2\u3067\u3042\u3063\u305f\u3002\u307e\u305f,\u5358\u4f4d\u9762\u7a4d\u3042\u305f\u308a\u7a4e\u82b1\u6570\u306f\u7a4e\u5316\u5206\u5316\u7d42\u671f\u304a\u3088\u3073\u51fa\u7a42\u671f\u306b\u304a\u3051\u308b\u4f53\u5185\u7a92\u7d20\u91cf\u306e\u9593\u306b\u306f\u54c1\u7a2e\u3054\u3068\u306b\u5bc6\u63a5\u306a\u95a2\u4fc2\u304c\u3042\u3063\u305f\u3002\u305d\u308c\u3089\u306e\u95a2\u4fc2\u3092\u7528\u3044\u3066\u6700\u9069\u7a4e\u82b1\u6570\u306b\u5230\u9054\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u51fa\u7a42\u671f\u306b\u304a\u3051\u308b\u4f53\u5185\u7a92\u7d20\u91cf\u306f\u65e5\u672c\u6674,\u30b3\u30b7\u30d2\u30ab\u30ea,\u30bf\u30ab\u30ca\u30ea\u306e\u305d\u308c\u305e\u308c,12.5,16.0,17.2gm-2\u3067\u3042\u3063\u305f\u3002\u4e00\u65b9,\u7121\u7a92\u7d20\u533a\u304b\u3089\u7b97\u51fa\u3057\u305f\u5929\u7136\u4f9b\u7d66\u7531\u6765\u306e\u5438\u53ce\u7a92\u7d20\u91cf\u306f\u4f53\u5185\u7a92\u7d20\u91cf\u306e50\uff5e60%\u3067\u3042\u308a,\u6b8b\u308a\u306f\u65bd\u80a5\u306b\u4f9d\u5b58\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u3002\u3057\u305f\u304c\u3063\u3066,\u68da\u6ca2\u6c34\u7530\u306b\u304a\u3051\u308b\u6c34\u7a32\u683d\u57f9\u3067\u306f,\u6700\u9069\u7a4e\u82b1\u6570\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u5438\u53ce\u7387\u304c\u9ad8\u3044\u5e7c\u7a42\u767a\u80b2\u671f\u3092\u4e2d\u5fc3\u3068\u3057\u305f\u7a92\u7d20\u8ffd\u80a5\u3092\u7a4d\u6975\u7684\u306b\u884c\u3046\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u308b\u3002":[0]},"counts_by_year":[{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2021-03-29T00:00:00"}