{"created":"2024-06-10T08:42:45.883893+00:00","id":2006986,"links":{},"metadata":{"_buckets":{"deposit":"07535746-900e-43a5-a4e2-23e3bb6b0a75"},"_deposit":{"created_by":10,"id":"2006986","owners":[10],"pid":{"revision_id":0,"type":"depid","value":"2006986"},"status":"published"},"_oai":{"id":"oai:fra.repo.nii.ac.jp:02006986","sets":["12:14:1716950799012"]},"author_link":[],"item_10002_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1955-10","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"tnf_k_5_43","bibliographicNumberOfPages":"10","bibliographicPageEnd":"52","bibliographicPageStart":"43","bibliographicVolumeNumber":"5","bibliographic_titles":[{"bibliographic_title":"東北海区水産研究所研究報告","bibliographic_titleLang":"ja"},{"bibliographic_title":"Bulletin of Tohoku Regional Fisheries Research Laboratory","bibliographic_titleLang":"en"}]}]},"item_10002_description_6":{"attribute_name":"内容記述","attribute_value_mlt":[{"subitem_description":"1951～1953年に日本近海で漁獲されたカツオの卵巣を調べた結果、次のような事が云える。1.薩南海区のカツオは南方水域のカツオと同程度に成熟し、産卵するものと思われる。2.薩南海区では卵巣の成熟程度・卵巣重量の変化から6月～8月頃に産卵すると考えられる。小笠原海区でも同様に産卵するらしい。3.東北海区では産卵するとは考えられない。4.薩南海区では卵巣重量は南北に於て差は認められないが、体長組成から考えて、29°N以北では殆んど産卵しないと考えられる。","subitem_description_language":"ja","subitem_description_type":"Abstract"}]},"item_10002_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"東北海区水産研究所","subitem_publisher_language":"ja"},{"subitem_publisher":"Tohoku Regional Fisheries Research Laboratory","subitem_publisher_language":"en"}]},"item_10002_relation_16":{"attribute_name":"情報源","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"tnf_k_5_43","subitem_relation_type_select":"Local"}}]},"item_10002_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_name":[{"subitem_relation_name_language":"ja","subitem_relation_name_text":"日本農学文献記事索引(agriknowledge)"}],"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://agriknowledge.affrc.go.jp/RN/2010843845","subitem_relation_type_select":"URI"}}]},"item_10002_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00167637","subitem_source_identifier_type":"NCID"}]},"item_10002_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0049-402X","subitem_source_identifier_type":"PISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"八百, 正和","creatorNameLang":"ja"}],"familyNames":[{"familyName":"八百","familyNameLang":"ja"}],"givenNames":[{"givenName":"正和","givenNameLang":"ja"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"日本近海のカツオの卵巣について","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"日本近海のカツオの卵巣について","subitem_title_language":"ja"}]},"item_type_id":"10002","owner":"10","path":["1716950799012"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2024-06-10"},"publish_date":"2024-06-10","publish_status":"0","recid":"2006986","relation_version_is_last":true,"title":["日本近海のカツオの卵巣について"],"weko_creator_id":"10","weko_shared_id":-1},"updated":"2025-02-04T00:17:38.069059+00:00"}