{"created":"2025-04-25T02:17:03.909933+00:00","id":2014468,"links":{},"metadata":{"_buckets":{"deposit":"6d960496-ccc3-448b-aa12-d8e354905f02"},"_deposit":{"created_by":10,"id":"2014468","owners":[10],"pid":{"revision_id":0,"type":"depid","value":"2014468"},"status":"published"},"_oai":{"id":"oai:fra.repo.nii.ac.jp:02014468","sets":["1:7:1745476182026"]},"author_link":[],"item_10001_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"1997-04","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"2","bibliographicNumberOfPages":"6","bibliographicPageEnd":"80","bibliographicPageStart":"75","bibliographicVolumeNumber":"25","bibliographic_titles":[{"bibliographic_title":"栽培漁業技術開発研究","bibliographic_titleLang":"ja"},{"bibliographic_title":"Technical Reports of Japanese Sea Ranching Programs","bibliographic_titleLang":"en"}]}]},"item_10001_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"水槽内で人工産卵基質を用いてニシンの産卵誘発を試みるとともに産卵行動を観察した。親魚は人工種苗を養成したものを用い,満2歳および満3歳の産卵期に試験を行い,産卵基質として予め有効性を確認したシュロ製のマブシを使用した。その結果,2歳時では雌の 60%が放卵を,成熟した全ての雄が放精を行い,受精率は90% 以上であった。また、3歳時では雌の67% が放卵を,雄の94% が放精を行い,受精率は64～76% と,いずれも比較的高い値を示した。産卵行動には明瞭な性差は見られず,雌雄ともに産卵基質に沿って上方に遊泳しながら,雌は生殖突起を擦り付ける形で少量の卵を産みつけ、雄は基質の近傍で少量の放精を行っていた。","subitem_description_language":"ja","subitem_description_type":"Abstract"}]},"item_10001_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"日本栽培漁業協会","subitem_publisher_language":"ja"}]},"item_10001_relation_16":{"attribute_name":"情報源","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"saibai_g_25_2_75","subitem_relation_type_select":"Local"}}]},"item_10001_source_id_11":{"attribute_name":"書誌レコードID","attribute_value_mlt":[{"subitem_source_identifier":"AN00394140","subitem_source_identifier_type":"NCID"}]},"item_10001_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0911-6753","subitem_source_identifier_type":"PISSN"}]},"item_10001_version_type_20":{"attribute_name":"著者版フラグ","attribute_value_mlt":[{"subitem_version_resource":"http://purl.org/coar/version/c_970fb48d4fbd8a85","subitem_version_type":"VoR"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"open access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_abf2"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"尾花, 博幸","creatorNameLang":"ja","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"尾花","familyNameLang":"ja"}],"givenNames":[{"givenName":"博幸","givenNameLang":"ja"}]},{"creatorNames":[{"creatorName":"山本, 和久","creatorNameLang":"ja","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"山本","familyNameLang":"ja"}],"givenNames":[{"givenName":"和久","givenNameLang":"ja"}]},{"creatorNames":[{"creatorName":"松原, 孝博","creatorNameLang":"ja","creatorNameType":"Organizational"}],"familyNames":[{"familyName":"松原","familyNameLang":"ja"}],"givenNames":[{"givenName":"孝博","givenNameLang":"ja"}]}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_access","date":[{"dateType":"Available","dateValue":"2025-04-24"}],"filename":"saibai_g_25_2_75.pdf","filesize":[{"value":"1.0 MB"}],"format":"application/pdf","licensetype":"license_0","mimetype":"application/pdf","url":{"url":"https://fra.repo.nii.ac.jp/record/2014468/files/saibai_g_25_2_75.pdf"},"version_id":"22f966c8-3f9e-40f7-af93-355d7e7141f6"},{"accessrole":"open_access","date":[{"dateType":"Available","dateValue":"2025-05-22"}],"filename":"sai_g_25_2_75_abs_j.pdf","filesize":[{"value":"327.3 KB"}],"format":"application/pdf","licensetype":"license_0","mimetype":"application/pdf","url":{"url":"https://fra.repo.nii.ac.jp/record/2014468/files/sai_g_25_2_75_abs_j.pdf"},"version_id":"c0e0a091-59c8-48dc-bf22-52e9ed5ddde0"}]},"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":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"人工産卵基質によるニシンの産卵誘発","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"人工産卵基質によるニシンの産卵誘発","subitem_title_language":"ja"}]},"item_type_id":"10001","owner":"10","path":["1745476182026"],"pubdate":{"attribute_name":"PubDate","attribute_value":"2025-04-24"},"publish_date":"2025-04-24","publish_status":"0","recid":"2014468","relation_version_is_last":true,"title":["人工産卵基質によるニシンの産卵誘発"],"weko_creator_id":"10","weko_shared_id":-1},"updated":"2025-05-27T04:42:46.121646+00:00"}