{"_buckets": {"deposit": "21fca736-c918-4872-b63a-3f101e62c6ea"}, "_deposit": {"id": "28373", "owners": [], "pid": {"revision_id": 0, "type": "depid", "value": "28373"}, "status": "published"}, "_oai": {"id": "oai:niigata-u.repo.nii.ac.jp:00028373", "sets": ["456", "1597"]}, "item_7_alternative_title_1": {"attribute_name": "その他のタイトル", "attribute_value_mlt": [{"subitem_alternative_title": "Growth dynamics of natural forest near the Lake Chimikeppu in Hokkaido for forty years"}]}, "item_7_biblio_info_6": {"attribute_name": "書誌情報", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "2010-03", "bibliographicIssueDateType": "Issued"}, "bibliographicIssueNumber": "2", "bibliographicPageEnd": "128", "bibliographicPageStart": "125", "bibliographicVolumeNumber": "62", "bibliographic_titles": [{"bibliographic_title": "新潟大学農学部研究報告"}, {"bibliographic_title": "新潟大学農学部研究報告", "bibliographic_titleLang": "en"}]}]}, "item_7_description_4": {"attribute_name": "抄録", "attribute_value_mlt": [{"subitem_description": "天然林の成長動態の解析は、天然林資源を管理する上で不可欠である。 北海道有林北見経営区内に天然林を対象に設定した固定標準地を40年ぶりに調査を実行し、針広混交天然林の成長動態を解析した。解析の結果、樹木本数が大幅に減少している反面で蓄積が大幅に増加していることがわかった。本数が減少したのは主として広葉樹である。一方、林分の材積成長にはエゾマツ、トドマツが大きな影響を与えるため、本数が減少したにも係わらず、林分材積成長量は40年間で大きくなったことが分かった。材積の40年間の粗成長量は326.1m3/ha、純成長量は243.8m3/haである。", "subitem_description_type": "Abstract"}, {"subitem_description": "The analysis of growth dynamics in natural forest is indispensable for managing natural forest resources. Growth dynamics was analyzed for the permanent plot of natural forest for forty years in the Hokkaido Prefectural Forest of Kitami district. The result of analysis showed that stand volume was increasing sharply, while the total number of trees were decreasing for forty years. Main decreasing species were broadleaf trees. Volume of spruce and fir was shown a accounts for the big rate of total stand volume increments. Therefore, stand volume increments was increasing for forty years. Gross volume growths was 326.1m^3/ha for forty years and net volume growth was 243.8m^3/ha for forty years.", "subitem_description_type": "Abstract"}]}, "item_7_full_name_3": {"attribute_name": "著者別名", "attribute_value_mlt": [{"nameIdentifiers": [{"nameIdentifier": "163220", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Kawaharada, Kouki"}]}, {"nameIdentifiers": [{"nameIdentifier": "163221", "nameIdentifierScheme": "WEKO"}], "names": [{"name": "Abe, Nobuyuki"}]}]}, "item_7_publisher_7": {"attribute_name": "出版者", "attribute_value_mlt": [{"subitem_publisher": "新潟大学農学部"}]}, "item_7_select_19": {"attribute_name": "著者版フラグ", "attribute_value_mlt": [{"subitem_select_item": "publisher"}]}, "item_7_source_id_11": {"attribute_name": "書誌レコードID", "attribute_value_mlt": [{"subitem_source_identifier": "AN00183393", "subitem_source_identifier_type": "NCID"}]}, "item_7_source_id_9": {"attribute_name": "ISSN", "attribute_value_mlt": [{"subitem_source_identifier": "03858634", "subitem_source_identifier_type": "ISSN"}]}, "item_creator": {"attribute_name": "著者", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "川原田, 耕基"}], "nameIdentifiers": [{"nameIdentifier": "163218", "nameIdentifierScheme": "WEKO"}]}, {"creatorNames": [{"creatorName": "阿部, 信行"}], "nameIdentifiers": [{"nameIdentifier": "163219", "nameIdentifierScheme": "WEKO"}]}]}, "item_files": {"attribute_name": "ファイル情報", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_date", "date": [{"dateType": "Available", "dateValue": "2019-08-20"}], "displaytype": "detail", "download_preview_message": "", "file_order": 0, "filename": "62(2)_125-128.pdf", "filesize": [{"value": "823.7 kB"}], "format": "application/pdf", "future_date_message": "", "is_thumbnail": false, "licensetype": "license_free", "mimetype": "application/pdf", "size": 823700.0, "url": {"label": "62(2)_125-128.pdf", "url": "https://niigata-u.repo.nii.ac.jp/record/28373/files/62(2)_125-128.pdf"}, "version_id": "ff8f1acf-685b-4e34-8c08-5d3489d65cdd"}]}, "item_keyword": {"attribute_name": "キーワード", "attribute_value_mlt": [{"subitem_subject": "針広混交林", "subitem_subject_scheme": "Other"}, {"subitem_subject": "成長動態", "subitem_subject_scheme": "Other"}, {"subitem_subject": "樹木配置", "subitem_subject_scheme": "Other"}, {"subitem_subject": "相対幹距", "subitem_subject_scheme": "Other"}, {"subitem_subject": "natural forest", "subitem_subject_scheme": "Other"}, {"subitem_subject": "dynamics", "subitem_subject_scheme": "Other"}, {"subitem_subject": "growth", "subitem_subject_scheme": "Other"}, {"subitem_subject": "volume", "subitem_subject_scheme": "Other"}]}, "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": "北海道チミケップ湖畔天然林の40年間の成長動態", "item_titles": {"attribute_name": "タイトル", "attribute_value_mlt": [{"subitem_title": "北海道チミケップ湖畔天然林の40年間の成長動態"}, {"subitem_title": "北海道チミケップ湖畔天然林の40年間の成長動態", "subitem_title_language": "en"}]}, "item_type_id": "7", "owner": "1", "path": ["456", "1597"], "permalink_uri": "http://hdl.handle.net/10191/13098", "pubdate": {"attribute_name": "公開日", "attribute_value": "2010-07-14"}, "publish_date": "2010-07-14", "publish_status": "0", "recid": "28373", "relation": {}, "relation_version_is_last": true, "title": ["北海道チミケップ湖畔天然林の40年間の成長動態"], "weko_shared_id": null}