The natural spruce-fir mixed stand is one of the main forest types in China, and also has large proportion in the civil and national consuming.
天然云冷杉针阔混交林是我国的主要森林类型之一，在国民用材中占有相当大的比重。
The microorganism number under the natural spruce fir forest was bigger than the secondary.
天然云冷杉林的微生物总量大于次生云冷杉林；
The microorganism number under the natural spruce fir forest was bigger than the secondary.
天然云冷杉林的微生物总量大于次生云冷杉林；
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