{"created":"2023-05-15T14:44:53.822664+00:00","id":61366,"links":{},"metadata":{"_buckets":{"deposit":"91f6c253-2ddc-4a5e-b614-cf5707dd0914"},"_deposit":{"created_by":1,"id":"61366","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"61366"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00061366","sets":["10:29"]},"author_link":["607325","607328","607327","607326"],"item_10005_date_7":{"attribute_name":"発表年月日","attribute_value_mlt":[{"subitem_date_issued_datetime":"2006-03-09","subitem_date_issued_type":"Issued"}]},"item_10005_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"平成14年から16年にかけて採取した全国の農耕地土壌中のウラン（U）及びトリウム（Th）濃度を測定した結果、U/Th比が日本の地殻（0.28）、非農耕地（0.23）、河川堆積物（0.20）に比べて高い傾向が認められた。その理由として、リン鉱石由来のリン酸肥料施用による農耕地土壌でのUの蓄積が挙げられる（リン酸肥料にはU濃度が高いものがある）。しかし、どの程度農耕地土壌にUが付加されたのかについては報告がない。そこで、U/Th比を用いて付加されたU量の推定を行った。","subitem_description_type":"Abstract"}]},"item_10005_description_6":{"attribute_name":"会議概要（会議名, 開催地, 会期, 主催者等）","attribute_value_mlt":[{"subitem_description":"第7回「環境放射能」研究会","subitem_description_type":"Other"}]},"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":"田上, 恵子"}],"nameIdentifiers":[{"nameIdentifier":"607325","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"内田, 滋夫"}],"nameIdentifiers":[{"nameIdentifier":"607326","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"田上 恵子","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"607327","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"内田 滋夫","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"607328","nameIdentifierScheme":"WEKO"}]}]},"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":"conference object","resourceuri":"http://purl.org/coar/resource_type/c_c94f"}]},"item_title":"リン酸肥料施用により農耕地土壌に付加されたウラン量の推定","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"リン酸肥料施用により農耕地土壌に付加されたウラン量の推定"}]},"item_type_id":"10005","owner":"1","path":["29"],"pubdate":{"attribute_name":"公開日","attribute_value":"2006-06-05"},"publish_date":"2006-06-05","publish_status":"0","recid":"61366","relation_version_is_last":true,"title":["リン酸肥料施用により農耕地土壌に付加されたウラン量の推定"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T21:43:14.624259+00:00"}