地膜覆盖使土壤有机质分解增快。
Soil organic matter decomposition was increased under mulch.
土壤中原有的土壤有机质分解速度与半衰期成反比。
The decomposition rate of original soil organic matter is inversely proportional to its half-life.
建立了符合土壤有机质分解机制的重量损失和碳损失的数学模型。
Mathematical models based on the mineralization mechanism were built for the mass loss and carbon loss.
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