查詢結果分析
來源資料
頁籤選單縮合
題 名 | 林道緩衝帶的適當寬度 |
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作 者 | 夏禹九; | 書刊名 | 林業試驗所研究報告季刊 |
卷 期 | 5:3 1990.09[民79.09] |
頁 次 | 頁201-208 |
分類號 | 436.61 |
關鍵詞 | 林道; 寬度; 緩衝帶; |
語 文 | 中文(Chinese) |
中文摘要 | 溪流兩岸設定緩衝帶或過濾帶以減少林道闢建所產生的泥砂進入溪流 是林業經營很重要的工作。林設所六龜試驗林所作的一個林道下側廢棄土石滑落 的距離的調查,結果顯示棄土滑落的距離與林道開挖的土石量及下邊坡的坡度的 平方成正比。依據此一關係與國外的一些資料,本報告建議在類似的林區組緩衝 帶或過濾帶的坡長寬度公尺可以用10+0.03X(SLOPE )^2m作標準。 |
英文摘要 | In order to protect the stream water form sedimentation by logging road canstruction, riparian area along stream channel must be carefully managed. Buffer strips, however, have not been implemented in the forest land outside those watersheds of major reseviors in Taiwan. As the forest policy is changed from timber production to water resources protection, a standard of buffer strip width is needed for forest planning in the near future. Based on the distance of sediment casted downslope during the road construction at Liu-Kuei experimental forest in southern Taiwan, a buffer strip width (in meter) calculate by the equation as 10+0.03X(SLOPE, in degree)2 is proposed in similar forest land. |
本系統中英文摘要資訊取自各篇刊載內容。