阔叶次生林抚育改造初探

Initial Inquiry on Broad-Leaf Secondary Forest Tending Transformation

研究了阔叶次生林抚育间伐改造、经营择伐改造、皆伐重造杉木林三种改造方式 .结果表明 :采用阔伐改造和经营择伐改造法后的阔叶林树种多、生长快、林地土壤性质有所改善和有较好的水源涵养效益 。

Three cutting methods about broad-leaf secondary forest are studied that include tending thinning out, managing selective cutting and planting fir wood after clear cutting. The results shows that thinning out and managing selective cutting are superior to clear cutting in many aspects. There are much more forest species, broad-leaf treesgrow very fast and its soil quality can be improved and conservation of headwaters become more efficient after transformed.