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退耕还林还草是生态环境建设的重要内容和组成部分,是防治土地退化的重要举措。建立一套科学、合理、具有可操作性的退耕还林还草评价指标体系,是工程顺利实施的重要保证。根据塔里木河中下游地区的实际情况,本文设计出了15个包括水、土壤、植被、经济为主要因素的流域生态、经济效益评价指标,为区域农林牧可持续发展提供依据。
Returning farmland to forest or grassland is an important part and part of the construction of ecological environment and an important measure to prevent and control land degradation. It is an important guarantee for the smooth implementation of the project to establish a set of scientific, reasonable and operable evaluation index system for returning farmland to forestland and grassland. According to the actual situation in the middle and lower reaches of the Tarim River, this paper designs 15 ecological and economic evaluation indexes which include water, soil, vegetation and economy as the main factors, and provides the basis for the sustainable development of agriculture, forestry, animal husbandry and the region.