所以对民族文化旅游资源的保护性开发的理论研究至关重要，它对民族文化旅游资源的开发实践具有指导意义。

So it is important to research the theory on exploitation and protection of the national culture resources for the minority district.

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论文的第二部分，是在第一部分研究的基础上，对海子山自然保护区的保护性开发进行了理论和实践的研究。

Based on the research of part one, part two of this thesis studies both theoretically and practically the protective development of Haizishan Natural Reserve.

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