With nature reserve of forest ecosystem,wetland ecosystem and desert ecosystem as research objects,the status of the three type nature reserve were introduced, the classification, distribution, protection objectives and status were comparatively studied, finally, corresponding countermeasures were put forward aiming at existing problems.%以我国森林生态系统、湿地生态系统、荒漠生态系统类型的自然保护区为研究对象,首先介绍了这3种类型自然保护区的各自状况,而后对这3种自然保护区的分类、分布、保护对象及保护状况进行了比较研究,最后对我国自然保护区存在的问题提出了相应的对策措施.
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