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 young forest, fir and pinetum were made up of the third kind.
杉木林、未成林、马尾松林水土保持功能中等划分为第三类。
The young forest, fir and pinetum were made up of the third kind.
杉木林、未成林、马尾松林水土保持功能中等划分为第三类。
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