BGB微生物饲料添加剂
microorganism feed additive
复合微生物添加剂
compound microbe additive
菠萝提取物饲料添加剂
pineapple extract feed additive
土壤微生物生物量
soil microbial biomas
microbial biomass
Soil microbial biomass
Pollution soil microbial biomass carbon
土壤微生物生物量C
Soil microbial biomass carbon
soil microbial biomass C
土壤微生物生物量N
soil microbial biomass nitrogen
土壤微生物生物量氮
soil microbial biomass N
soil microbial biomass nitrogen
土壤微生物生物量磷
soil microbial biomass phosphorus SMBP
character spacing reference-line
土壤微生物生物量碳
soil microbial biomass-C
Microbial biomass carbon
soil microbial biomass carbon SMBC
Soil microbial biomass carbon
soil microbial biomass C
character source