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soil particulate organic matter
释义
soil particulate organic matter
Encyclopedia
农学
土壤有机质
释
soil particulate organic matter; SPOM
土壤颗粒态有机质
粒径在53微米~2毫米的土壤中形成的和外部加入的所有动、植物残体不同分解阶段的各种产物和合成产物。包括不同分解程度的植物地上或根部残体以及部分微生物分解产物的土壤活性有机质。
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working mechanisms of work safety and health
working memory
working memory area
working orbit
working page
working pair for absorption refrigeration
working pair of adsorption refrigeration
working period
working point
working policy of fire safety department
working pressure theory
working principle of maternal and child health
working probit
working procedure analysis
working process simulation
working quality
working reference for pharmaceutical analysis
Working Regulation of School Physical Education
working resistance
Working Rules For Review of Urban Master Plan
Working Rules for Urban and Rural Planning Inspectors of the Ministry of Housing and Urban-Rural Development
working set
working set dispatcher
working ship
working slope
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