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  1. 紀要論文
  2. 琉球大学農家政工学部学術報告
  3. 11号
  1. 部局別インデックス
  2. 工学部

ビッターリッヒ法による幼令リュウキュウマツ林分の材積および立木本数の推定

http://hdl.handle.net/20.500.12000/19315
http://hdl.handle.net/20.500.12000/19315
2e79253e-821c-4cad-b21d-fe632e116b14
名前 / ファイル ライセンス アクション
No11p066.pdf No11p066.pdf
Item type デフォルトアイテムタイプ(フル)(1)
公開日 2011-04-25
タイトル
タイトル ビッターリッヒ法による幼令リュウキュウマツ林分の材積および立木本数の推定
言語 ja
作成者 砂川, 季昭

× 砂川, 季昭

ja 砂川, 季昭

Sunakawa, Sueaki

× Sunakawa, Sueaki

en Sunakawa, Sueaki

アクセス権
アクセス権 open access
アクセス権URI http://purl.org/coar/access_right/c_abf2
内容記述
内容記述タイプ Other
内容記述 1. The research is an examination of the precision of the breast height basal area factors 4 and 1 in estimating the volume and tree number by the Bitterlich method. 2. The breast height basal area factors should be large when the diameter of the breast height becomes large in estimating volume and tree number by the Bitterlich method. While the factors of 4 and 1 are enough to make the estimation on general forest (DBH ≤150 cm). 3. The breast height basal area factor is more suitable as 1 than 4 for the young forest in which the research was done. As the result of the survey, it was found that the breast height diameter ranges 1 cm to 13 cm and the arithmatic mean of the breast height diameter is 5.3 cm. The number distribution showed a normal distribution.
内容記述タイプ Other
内容記述 紀要論文
出版者
言語 ja
出版者 琉球大学農家政工学部
言語
言語 jpn
資源タイプ
資源タイプ departmental bulletin paper
資源タイプ識別子 http://purl.org/coar/resource_type/c_6501
出版タイプ
出版タイプ NA
出版タイプResource http://purl.org/coar/version/c_be7fb7dd8ff6fe43
識別子
識別子 http://hdl.handle.net/20.500.12000/19315
識別子タイプ HDL
収録物識別子
収録物識別子タイプ ISSN
収録物識別子 0485-7828
収録物識別子タイプ NCID
収録物識別子 AN00250570
収録物名
言語 ja
収録物名 琉球大学農家政工学部学術報告
書誌情報
号 11, p. 66-82
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