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混交林的优点主要是能够充分利用土壤肥力和空间 ,有效地改善林地环境 ,培育出量多、质好的木材和多种林产品 ,而且能比纯林发挥更多的防护效能 ,增强林分抗性 ,林木病虫害较少。近年来 ,在西北地区尤其在青海省大面积推广应用 ,成效显著。现将树种特性、混交后作用及营造技术
The main advantages of mixed forest is to make full use of soil fertility and space, effectively improve the forest environment, to produce large quantities of good quality wood and a variety of forest products, and can play more than the pure forest protective effectiveness and enhance the stand Resistance, fewer plant diseases and insect pests. In recent years, large-scale popularization and application in the northwest region, especially in Qinghai Province has achieved remarkable results. Now the characteristics of the tree, mixed role and create technology