{"_buckets": {"deposit": "add55e2a-b26c-429b-8b4c-1d3afff96c72"}, "_deposit": {"id": "2003147", "owners": [1], "pid": {"revision_id": 0, "type": "depid", "value": "2003147"}, "status": "published"}, "_oai": {"id": "oai:u-ryukyu.repo.nii.ac.jp:02003147", "sets": ["1642837912269", "1642838407312"]}, "author_link": [], "item_1617186331708": {"attribute_name": "Title", "attribute_value_mlt": [{"subitem_1551255647225": "除伐後の林分構造(亜熱帯地域における常緑広葉樹林の択伐方式による施業法の研究 (III))(附属演習林)", "subitem_1551255648112": "ja"}, {"subitem_1551255647225": "On the stand composition after improvement cutting (Studies on the working techniques by selection system for the broad leaved forest in the subtropics (III)) (Forestry Experiment Station)", "subitem_1551255648112": "en"}]}, "item_1617186419668": {"attribute_name": "Creator", "attribute_type": "creator", "attribute_value_mlt": [{"creatorNames": [{"creatorName": "平田, 永二", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "砂川, 季昭", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "西沢, 正久", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "山盛, 直", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "新本, 光孝", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "田場, 和雄", "creatorNameLang": "ja"}]}, {"creatorNames": [{"creatorName": "Hirata, Eiji", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Sunakawa, Sueaki", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Nishizawa, Masahisa", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Yamamori, Naoshi", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Aramoto, Mistunori", "creatorNameLang": "en"}]}, {"creatorNames": [{"creatorName": "Taba, Kazuo", "creatorNameLang": "en"}]}]}, "item_1617186476635": {"attribute_name": "Access Rights", "attribute_value_mlt": [{"subitem_1522299639480": "open access", "subitem_1600958577026": "http://purl.org/coar/access_right/c_abf2"}]}, "item_1617186626617": {"attribute_name": "Description", "attribute_value_mlt": [{"subitem_description": "本報は, 琉球大学与那演習林79林班は小班内に設置された択伐試験地において, 相対幹距(Sr)を基準にして第1回目の保育伐(除伐)を行い, その結果についてまとめたものである。1.除伐後のha当り本数は, プロット2(Sr=13%)6025本, プロット3(Sr=17%)3817本, プロット4(Sr=21%)2917本, プロット7(Sr=13%)7475本, プロット8(Sr=17%)6150本, プロット9(Sr=21%)4150本である。2.目的樹種の構成比は, 除伐前に比べてやや上昇したが, しかし, なお10%前後の目的外樹種が保残残されている。3.除伐によって, 平均直径は0.2\u0026acd;1.5cm, 平的樹高は0.1\u0026acd;0.8mそれぞれ増大した。4.除伐率は, プロット2,3,4,7,8,9の順に, 44%, 31.4%, 46.3%, 16.1%, 31.0%, 35.3%で, ha当り材積はプロット2から順にそれぞれ125m^3,116m^3,85m^3,113m^3,83m^3,72m^3となっている。5.ワイブル分布のパラメーターb, c値が増加し, 除伐前に比べてやや正規型の直径分布を示した。しかし, 択伐林の直径分布は通常逆J字型の分布(マイヤー分布)を示すものと考えられ, その点では今回の除伐法には疑問も残るが, このことについては今後の研究課題にしたい。", "subitem_description_type": "Other"}, {"subitem_description": "紀要論文", "subitem_description_type": "Other"}]}, "item_1617186643794": {"attribute_name": "Publisher", "attribute_value_mlt": [{"subitem_1522300295150": "ja", "subitem_1522300316516": "琉球大学農学部"}]}, "item_1617186702042": {"attribute_name": "Language", "attribute_value_mlt": [{"subitem_1551255818386": "jpn"}]}, "item_1617186783814": {"attribute_name": "Identifier", "attribute_value_mlt": [{"subitem_identifier_type": "HDL", "subitem_identifier_uri": "http://hdl.handle.net/20.500.12000/4118"}]}, "item_1617186920753": {"attribute_name": "Source Identifier", "attribute_value_mlt": [{"subitem_1522646500366": "ISSN", "subitem_1522646572813": "0370-4246"}, {"subitem_1522646500366": "NCID", "subitem_1522646572813": "AN00250548"}]}, "item_1617186941041": {"attribute_name": "Source Title", "attribute_value_mlt": [{"subitem_1522650068558": "ja", "subitem_1522650091861": "琉球大学農学部学術報告"}, {"subitem_1522650068558": "en", "subitem_1522650091861": "The Science Bulletin of the Faculty of Agriculture. University of the Ryukyus"}]}, "item_1617187056579": {"attribute_name": "Bibliographic Information", "attribute_value_mlt": [{"bibliographicIssueDates": {"bibliographicIssueDate": "1980-11-29", "bibliographicIssueDateType": "Issued"}, "bibliographicIssueNumber": "27", "bibliographicPageEnd": "385", "bibliographicPageStart": "381"}]}, "item_1617258105262": {"attribute_name": "Resource Type", "attribute_value_mlt": [{"resourcetype": "departmental bulletin paper", "resourceuri": "http://purl.org/coar/resource_type/c_6501"}]}, "item_1617265215918": {"attribute_name": "Version Type", "attribute_value_mlt": [{"subitem_1522305645492": "VoR", "subitem_1600292170262": "http://purl.org/coar/version/c_970fb48d4fbd8a85"}]}, "item_1617605131499": {"attribute_name": "File", "attribute_type": "file", "attribute_value_mlt": [{"accessrole": "open_access", "download_preview_message": "", "file_order": 0, "filename": "KJ00000162076.pdf", "future_date_message": "", "is_thumbnail": false, "mimetype": "", "size": 0, "url": {"objectType": "fulltext", "url": "https://u-ryukyu.repo.nii.ac.jp/record/2003147/files/KJ00000162076.pdf"}, "version_id": "9676d1a2-97b5-4adc-90e4-8ff416c1110f"}]}, "item_title": "除伐後の林分構造(亜熱帯地域における常緑広葉樹林の択伐方式による施業法の研究 (III))(附属演習林)", "item_type_id": "15", "owner": "1", "path": ["1642837912269", "1642838407312"], "permalink_uri": "http://hdl.handle.net/20.500.12000/4118", "pubdate": {"attribute_name": "PubDate", "attribute_value": "2008-02-14"}, "publish_date": "2008-02-14", "publish_status": "0", "recid": "2003147", "relation": {}, "relation_version_is_last": true, "title": ["除伐後の林分構造(亜熱帯地域における常緑広葉樹林の択伐方式による施業法の研究 (III))(附属演習林)"], "weko_shared_id": -1}
除伐後の林分構造(亜熱帯地域における常緑広葉樹林の択伐方式による施業法の研究 (III))(附属演習林)
http://hdl.handle.net/20.500.12000/4118
http://hdl.handle.net/20.500.12000/4118