分析了草地类型生态系统退化的现状、原因及其恢复途径，提出人工草地的建立是恢复退化天然草地的有效途径；
This paper analyzed the degradation actuality of natural grassland, its reasons and corresponding restoration ways. Natural restoration is the easiest way, but it is very slow.
分析了草地类型生态系统退化的现状、原因及其恢复途径，提出人工草地的建立是恢复退化天然草地的有效途径；
This paper analyzed the degradation actuality of natural grassland, its reasons and corresponding restoration ways. Natural restoration is the easiest way, but it is very slow.
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