生态旅游研究是一个既有理论意义又有实践意义的重大课题。
Ecotourism study is a subject which has significance both in theory and in practice.
第二部分：生态旅游内涵与开发实践。
Part two: The definition and development practice of ecotourism.
第二和第三部分分别从理论和实践两方面，对民族文化生态旅游开发以及民族文化保护措施进行探讨。
The 2nd and the 3rd parts discuss the development of minority eco-culture tourism and methods to protect minority culture from theoretical and practical point of view respectively.
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