Soil microbial biomass N also involved in nitrogen supply to crop.

土壤中微生物氮也参与了对作物的供氮过程。

Interference of soil soluble inorganic P in measurement of soil microbial biomass P;

了解土壤无机磷含量对土壤微生物量磷及碳磷比的影响。

The zone change of soil microbial biomass C and N from north to south was not distinct.

土壤微生物量C、N从北到南的地带性变化规律不强。

Soil microbial biomass carbon in the tea plant root layer increased significantly with the age of tea plants.

茶树根层土壤微生物生物量碳随树龄增长而增加，但与茶树根层土壤可培养微生物总量无显著相关。

There existed significant correlations among soil microbial biomass, enzyme activities and nutrient contents.

土壤微生物量、土壤酶活性以及土壤养分之间均存在显著的相关关系。