贵州省武陵山区土壤侵蚀研究

STUDY ON SOIL EROSION IN WULING MOUNTAINOUS AREA IN GUIZHOU

本文在全面、深入调查武陵山区(贵州部分)土壤侵蚀情况的基础上,对该地区水土流失的主要因素、土壤侵蚀规律和目前坡地大面积种植的三种主要经济林木(竹、油茶、油桐)、林粮间作制度的水土保持效益,进行了对比研究。

Based upon a though investigation of soil erosion in Willing mountainous area in Guizhou, the comparative studies in the area were carried out concerning the main factors and regularity of soil erosion, and the effects for water and soil conservation by planting three major kinds of economic trees (bamboo, tea-oil tree and tung-oil tree) and the planting system of trees and grain crops in large area of slopping field.