By using CVM and Welfare economical principle,the study designed the micro-scale ecological recovery payment card which includes WTP and WTA,and evaluated the recovery costs of wetland,which located in the middle reach of Hei River.
依据福利经济学原理,采用条件价值评估法(CVM),设计了融有支付意愿与补偿意愿的微观尺度生态恢复支付卡,评估了黑河中游酒泉花城湖湿地恢复成本。
参考来源 - 微观尺度湿地生态恢复的条件价值评估Considering the fact, native species should be used as cultivation object and regional vegetation should be served as ultimate object during the process of ecological recovery and rehabilitation.
因此，在生态恢复工程的实施中应以本地物种作为培植对象，尽可能考虑以地带性植被作为恢复的最终目标。
参考来源 - 巫溪县红池坝不同恢复阶段群落动态特征与恢复成效评价·2,447,543篇论文数据，部分数据来源于NoteExpress
The protection and recovery of ecological environment after exploited thecoal mine is an important problem.
矿区开发后生态环境的保护和恢复是一个重要问题。
Then, this paper analyses major issues and suggests recovery approach and ecological construction mode.
在此基础上，分析了存在的主要问题，并提出了恢复途径及生态建设模式。
Furthermore, the ways about how to promote the economic recovery rapidly and how to keep the benign ecological cycle are put forward.
进而指出了既能促进尽可能快的经济复苏，又可保持生态环境系统良性循环的途径以及一些有关的政策问题。
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