第三部分，森林生态效益补偿现状。

Part three, the actuality of forestry environment compensation benefit in China.

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于是，森林生态效益补偿机制的研究便成为必要。

Thus it is necessary to research the compensation mechanism of forestry ecological benefit.

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第二部分，森林生态效益补偿理论基础。

Part two, the theoretical foundation of compensation mechanism of forestry environment.

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第二部分，森林生态效益补偿理论基础。

Part two, the theoretical foundation of compensation mechanism of forestry environment.

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