{"@context":{"@vocab":"https://cir.nii.ac.jp/schema/1.0/","rdfs":"http://www.w3.org/2000/01/rdf-schema#","dc":"http://purl.org/dc/elements/1.1/","dcterms":"http://purl.org/dc/terms/","foaf":"http://xmlns.com/foaf/0.1/","prism":"http://prismstandard.org/namespaces/basic/2.0/","cinii":"http://ci.nii.ac.jp/ns/1.0/","datacite":"https://schema.datacite.org/meta/kernel-4/","ndl":"http://ndl.go.jp/dcndl/terms/","jpcoar":"https://github.com/JPCOAR/schema/blob/master/2.0/"},"@id":"https://cir.nii.ac.jp/crid/1390853649693399296.json","@type":"Article","productIdentifier":[{"identifier":{"@type":"DOI","@value":"10.15017/14837"}},{"identifier":{"@type":"URI","@value":"https://agriknowledge.affrc.go.jp/RN/2030871797"}},{"identifier":{"@type":"HDL","@value":"https://hdl.handle.net/2324/14837"}},{"identifier":{"@type":"NDL_BIB_ID","@value":"6774322"}},{"identifier":{"@type":"URI","@value":"http://id.ndl.go.jp/bib/6774322"}},{"identifier":{"@type":"URI","@value":"https://ndlsearch.ndl.go.jp/books/R000000004-I6774322"}},{"identifier":{"@type":"NAID","@value":"110001257888"}}],"resourceType":"学術雑誌論文(journal article)","dc:title":[{"@language":"en","@value":"Thinning Effect for the Old Cyptomeria japonica Stand on the Experimental Plot in Shiraga-dake, Kagoshima Prefecture"},{"@language":"ja","@value":"白鹿岳間伐試験におけるスギ高齢林の間伐効果について : 相対幹距比を基礎にした分析"},{"@value":"白鹿岳間伐試験地におけるスギ高齢林の間伐効果について--相対幹距比を基礎にした分析"},{"@language":"ja-Kana","@value":"シラガダケ カンバツ シケンチ ニ オケル スギ コウレイリン ノ カンバツ コウカ ニ ツイテ ソウタイ カンキョヒ オ キソ ニ シタ ブンセキ"}],"dc:language":"ja","description":[{"type":"abstract","notation":[{"@language":"en","@value":"The thinning effects for old Sugi(Cryptomeria japonica) stand were analyzed for 20 years from 70 to 90-years old on the experimental plot in Shiraga-dake, Kagoshima Prefecture. The thinning intensity was decided by the percentage of the mean distance between stems to the mean height of the upper-trees. The four thinning intensities, that is control(unthinned), weak(13%), medium(15%) and heavy(17%), were conducted in the experimental plot. The medium and heavy thinned areas have the larger growth of the diameter and total yield volume than the weak- and unthinned areas. Therefor, the higher ratio than 15% shows the thinning effects for the old sugi stand was concluded."},{"@language":"ja","@value":"鹿児島県の白鹿岳に設定されている間伐試験地での20年間(林齢が70年から90年)の調査結果から,スギ高齢林における間伐効果について分析を行った.間伐は相対幹距比を用いて,弱度,中度,強度をそれぞれ,13%,15%および17%として,林齢が70年生時と76年生時に行なわれている.間伐の効果は,直径の成長と総収穫量について中度以上で弱度および無間伐ブロックと有意な差が認められ,相対幹距比で15%以上の間伐がスギ高齢林で有効であることがわかった."}],"abstractLicenseFlag":"allow"}],"creator":[{"@id":"https://cir.nii.ac.jp/crid/1420296066548663168","@type":"Researcher","personIdentifier":[{"@type":"KAKEN_RESEARCHERS","@value":"80128462"},{"@type":"NRID","@value":"1000080128462"},{"@type":"NRID","@value":"9000411497767"},{"@type":"NRID","@value":"9000283886532"},{"@type":"NRID","@value":"9000347159169"},{"@type":"NRID","@value":"9000253297420"},{"@type":"NRID","@value":"9000392055887"},{"@type":"NRID","@value":"9000392052514"},{"@type":"NRID","@value":"9000258477096"},{"@type":"NRID","@value":"9000258487121"},{"@type":"NRID","@value":"9000258486622"},{"@type":"NRID","@value":"9000006229065"},{"@type":"NRID","@value":"9000283883476"},{"@type":"NRID","@value":"9000347158177"},{"@type":"NRID","@value":"9000329019511"},{"@type":"NRID","@value":"9000361699138"},{"@type":"NRID","@value":"9000258479673"},{"@type":"NRID","@value":"9000258489647"},{"@type":"NRID","@value":"9000258485844"},{"@type":"NRID","@value":"9000258478907"},{"@type":"NRID","@value":"9000258486555"},{"@type":"NRID","@value":"9000258486552"},{"@type":"NRID","@value":"9000258492011"},{"@type":"NRID","@value":"9000258492042"},{"@type":"NRID","@value":"9000023703013"},{"@type":"NRID","@value":"9000347221572"},{"@type":"NRID","@value":"9000347319493"},{"@type":"NRID","@value":"9000283883479"},{"@type":"NRID","@value":"9000258483655"},{"@type":"NRID","@value":"9000258484086"},{"@type":"NRID","@value":"9000258485734"},{"@type":"NRID","@value":"9000283886552"},{"@type":"NRID","@value":"9000347158376"},{"@type":"NRID","@value":"9000329019393"},{"@type":"NRID","@value":"9000392053649"},{"@type":"NRID","@value":"9000258477058"},{"@type":"NRID","@value":"9000258489788"},{"@type":"NRID","@value":"9000258489709"},{"@type":"NRID","@value":"9000258486734"},{"@type":"NRID","@value":"9000258486742"},{"@type":"NRID","@value":"9000260189808"},{"@type":"NRID","@value":"9000283886595"},{"@type":"NRID","@value":"9000329018206"},{"@type":"NRID","@value":"9000392052639"},{"@type":"NRID","@value":"9000392055377"},{"@type":"NRID","@value":"9000402464276"},{"@type":"NRID","@value":"9000258482385"},{"@type":"NRID","@value":"9000258477055"},{"@type":"NRID","@value":"9000258480910"},{"@type":"NRID","@value":"9000258481062"},{"@type":"NRID","@value":"9000258489831"},{"@type":"NRID","@value":"9000329018183"},{"@type":"NRID","@value":"9000392053657"},{"@type":"NRID","@value":"9000402464250"},{"@type":"NRID","@value":"9000258480930"},{"@type":"NRID","@value":"9000258492073"},{"@type":"NRID","@value":"9000258486619"},{"@type":"NRID","@value":"9000006228889"},{"@type":"NRID","@value":"9000361699210"},{"@type":"NRID","@value":"9000386334990"},{"@type":"NRID","@value":"9000283881441"},{"@type":"NRID","@value":"9000283886520"},{"@type":"NRID","@value":"9000347158388"},{"@type":"NRID","@value":"9000329017879"},{"@type":"NRID","@value":"9000402793499"},{"@type":"NRID","@value":"9000392052577"},{"@type":"NRID","@value":"9000392052416"},{"@type":"NRID","@value":"9000258482517"},{"@type":"NRID","@value":"9000258490166"},{"@type":"NRID","@value":"9000258488438"},{"@type":"NRID","@value":"9000258483691"},{"@type":"NRID","@value":"9000258480123"},{"@type":"NRID","@value":"9000347222020"},{"@type":"NRID","@value":"9000283889121"},{"@type":"NRID","@value":"9000329017529"},{"@type":"NRID","@value":"9000329018435"},{"@type":"NRID","@value":"9000392035899"},{"@type":"NRID","@value":"9000392049354"},{"@type":"NRID","@value":"9000258483702"},{"@type":"NRID","@value":"9000258477050"},{"@type":"NRID","@value":"9000258487109"},{"@type":"NRID","@value":"9000258489650"},{"@type":"NRID","@value":"9000258486625"},{"@type":"NRID","@value":"9000258481790"},{"@type":"NRID","@value":"9000020194854"},{"@type":"NRID","@value":"9000258483661"},{"@type":"NRID","@value":"9000258479687"},{"@type":"NRID","@value":"9000258489839"},{"@type":"NRID","@value":"9000258486743"},{"@type":"NRID","@value":"9000021677346"},{"@type":"NRID","@value":"9000410606919"},{"@type":"NRID","@value":"9000283888135"},{"@type":"NRID","@value":"9000283886495"},{"@type":"NRID","@value":"9000329018192"},{"@type":"NRID","@value":"9000402464208"},{"@type":"NRID","@value":"9000392030299"},{"@type":"NRID","@value":"9000258480921"},{"@type":"NRID","@value":"9000258489721"},{"@type":"NRID","@value":"9000258491982"},{"@type":"NRID","@value":"9000258491972"},{"@type":"NRID","@value":"9000002536589"},{"@type":"NRID","@value":"9000402413019"},{"@type":"NRID","@value":"9000262060705"},{"@type":"NRID","@value":"9000283881636"},{"@type":"NRID","@value":"9000283886865"},{"@type":"NRID","@value":"9000283883469"},{"@type":"NRID","@value":"9000283883486"},{"@type":"NRID","@value":"9000283883466"},{"@type":"NRID","@value":"9000329020320"},{"@type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Shigejiro"},{"@language":"ja","@value":"吉田 茂二郎"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"九州大学大学院農学研究院"},{"@language":"en","@value":"Faculty of Agriculture, Kyushu University"}]},{"@id":"https://cir.nii.ac.jp/crid/1410861482684673283","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000002856572"}],"foaf:name":[{"@language":"en","@value":"Yasumoto Takeharu"},{"@language":"ja","@value":"安元 岳玄"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Graduate School of Bioresource and Bioenvironmental Sciences, Kyushu University"},{"@language":"ja","@value":"九州大学大学院生物資源環境科学府"}]},{"@id":"https://cir.nii.ac.jp/crid/1410861482684673282","@type":"Researcher","foaf:name":[{"@language":"en","@value":"Mizoue Nobuya"},{"@language":"ja","@value":"溝上 展也"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"宮崎大学農学部"},{"@language":"en","@value":"Faculty of Agriculture, Miyazaki University"}]},{"@id":"https://cir.nii.ac.jp/crid/1410861482684673284","@type":"Researcher","personIdentifier":[{"@type":"NRID","@value":"9000405474419"}],"foaf:name":[{"@language":"en","@value":"Imada Morio"},{"@language":"ja","@value":"今田 盛生"}],"jpcoar:affiliationName":[{"@language":"ja","@value":"九州大学大学院農学研究院"},{"@language":"en","@value":"Faculty of Agriculture, Kyushu University"}]},{"@id":"https://cir.nii.ac.jp/crid/1410861482684673281","@type":"Researcher","foaf:name":[{"@language":"en","@value":"Teraoka Yukio"},{"@language":"ja","@value":"寺岡 行雄"}],"jpcoar:affiliationName":[{"@language":"en","@value":"Faculty of Agriculture, Kagoshima University"},{"@language":"ja","@value":"鹿児島大学農学部"}]}],"publication":{"publicationIdentifier":[{"@type":"PISSN","@value":"04530284"},{"@type":"ISSN","@value":"04530284"},{"@type":"NDL_BIB_ID","@value":"000000005042"},{"@type":"LISSN","@value":"04530284"},{"@type":"NCID","@value":"AN00055178"}],"prism:publicationName":[{"@language":"ja","@value":"九州大学農学部演習林報告"}],"dc:publisher":[{"@language":"en","@value":"Kyushu University Forests"},{"@language":"ja","@value":"九州大学農学部附属演習林"}],"prism:publicationDate":"2002-03-27","prism:volume":"83","prism:startingPage":"53","prism:endingPage":"61"},"dcterms:accessRights":"http://purl.org/coar/access_right/c_abf2","url":[{"@id":"https://agriknowledge.affrc.go.jp/RN/2030871797"},{"@id":"http://id.ndl.go.jp/bib/6774322"},{"@id":"https://ndlsearch.ndl.go.jp/books/R000000004-I6774322"},{"@id":"http://hdl.handle.net/2324/14837"},{"@id":"https://agriknowledge.affrc.go.jp/RN/2010871797"}],"availableAt":"2002-03-27","foaf:topic":[{"@id":"https://cir.nii.ac.jp/all?q=%E3%82%B9%E3%82%AE%E9%AB%98%E9%BD%A2%E6%9E%97","dc:title":"スギ高齢林"},{"@id":"https://cir.nii.ac.jp/all?q=%E9%96%93%E4%BC%90","dc:title":"間伐"},{"@id":"https://cir.nii.ac.jp/all?q=%E7%9B%B8%E5%AF%BE%E5%B9%B9%E8%B7%9D%E6%AF%94","dc:title":"相対幹距比"},{"@id":"https://cir.nii.ac.jp/all?q=old%20Sugi%20stand","dc:title":"old Sugi stand"},{"@id":"https://cir.nii.ac.jp/all?q=thinning","dc:title":"thinning"},{"@id":"https://cir.nii.ac.jp/all?q=percentage%20of%20the%20mean%20distance%20between%20stems%20to%20the%20mean%20height%20of%20the%20upper-trees","dc:title":"percentage of the mean distance between stems to the mean height of the upper-trees"}],"dcterms:subject":[{"subjectScheme":"Other","notation":[{"@language":"ja","@value":"スギ高齢林"}]},{"subjectScheme":"Other","notation":[{"@language":"ja","@value":"間伐"}]},{"subjectScheme":"Other","notation":[{"@language":"ja","@value":"相対幹距比"}]},{"subjectScheme":"Other","notation":[{"@language":"ja","@value":"old Sugi stand"}]},{"subjectScheme":"Other","notation":[{"@language":"ja","@value":"thinning"}]},{"subjectScheme":"Other","notation":[{"@language":"ja","@value":"percentage of the mean distance between stems to the mean height of the upper-trees"}]}],"dataSourceIdentifier":[{"@type":"JALC","@value":"oai:japanlinkcenter.org:2000799687"},{"@type":"IRDB","@value":"oai:irdb.nii.ac.jp:03420:0004273578"},{"@type":"IRDB","@value":"oai:irdb.nii.ac.jp:01211:0000217333"},{"@type":"NDL_SEARCH","@value":"oai:ndlsearch.ndl.go.jp:R000000004-I6774322"},{"@type":"CIA","@value":"110001257888"}]}