タイトルヨミ | カイバツ アトチ ニオケル ブッシツ ジュンカン ニ カンスル ケンキュウ 1 バッサイゴ 2ネンメ マデノ チジョウブ ヨウブンリョウ ノ ヘンカ
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日本語以外のタイトル | Studies on the Mineral Cycling in a Clear-cutting Area(I) : Changes of the Amount of Nutrient Elements of Above Ground Biomass for Two Years after Cutting
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ファイル | |
言語 |
日本語
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著者 |
片桐 成夫
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内容記述(抄録等) | The changes of the amount of nutrient elements in a clear-cutting area for two years after cutting were studied in Sanbe Forest of Shimane University.
1. The concentration of nitrogen, potassium and calcium of trees and herbs were higher after cutting than before cutting. 2. The concentration of nutrient elements of trees, herbs and sasa were higher at the lower part than at the upper part of slope. 3. The amount of nutrient elements in a clear-cutting area generally depended on the weight of above ground biomass. 4. At the second year after cutting, the amount of nutrients were 75.5-24.2 for nitrogen, 4.33-1.19 for phosphorus, 65.6-20.2 for potassium, 7.52-2.89f or magnesium and 57.0-23.6kg/ha for calcium. These amount corresponded to the amount returned by litter fall in the natural forest before cutting. |
掲載誌名 |
島根大学農学部研究報告
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巻 | 20
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開始ページ | 59
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終了ページ | 66
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ISSN | 0370940X
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発行日 | 1986-12-20
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NCID | AN00108015
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出版者 | 島根大学農学部
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出版者別表記 | Shimane University, Faculty of Agriculture
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資料タイプ |
紀要論文
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部局 |
生物資源科学部
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他の一覧 |