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适地适树是退耕还林应遵循的一项基本技术原则,更是生态建设成败的重要因素。为此,在还林建设中应着重从以下四个方面做好适地适树工作。因地制宜。还林具有很强的区域性,不同还林地的气候、地形、土壤、水文、植被、人为活动等因子具有不同的特征,必须科学地选用不同的造林树
Appropriate tree planting is a basic technical principle to be followed in returning farmland to forest and is an important factor in the success or failure of ecological construction. To this end, in the construction of the forest should focus on the following four aspects to do a proper job of tree-fitting. According to local conditions. Forest has a strong regional nature, different forest land climate, topography, soil, hydrology, vegetation, human activities and other factors have different characteristics, we must scientifically choose different afforestation tree