土壤微生物

soil microorganism的用法和样例：

例句

Soil micro-organisms constitute a diverse and ubiquitous group of organisms.土壤微生物是由完全不同的和无孔不入的有机体类群所组成。
Microbiol biomass C could be considere an indicator for soil fertility assessment.土壤微生物量碳可以作为林地土壤肥力指标。

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