机译:土壤大团聚体和有机物含量调节中国土壤中的微生物群落和酶活性
Key Laboratory of Mollisols Agroecology Northeast Institute of Geography and Agroecology Chinese Academy of Sciences Harbin 150081 P.R.China;
Biogeochemistry and Nutrient Cycling Laboratory Department of Land Air and Water Resources University of California Davis CA 95616 USA;