研究中对基于土壤质地和土壤有机质的我国土壤awc模型进行了空间分析。
The spatial model of soil AWC in China, based on texture and organic matter, was analyzed.
通过模型分析，初步揭示了积温、降水、土壤有机质以及化肥、有机肥对大豆产量的影响程度及交互作用下的变化规律。
The model reveals the extent to which soybean yield is affected by accumulated temperature, precipitation, soil organic matter, farm manure, and chemical fertilizers.
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.
最后提出应加强对土壤有机质周转模型、有机质组分，尤其是活性有机质以及有机质与全球碳循环关系的研究。
In the last part of this paper, some issues to be further researched were put forward, including the turnover model of som, its components, and its relationship with global carbon cycle.
最后提出应加强对土壤有机质周转模型、有机质组分，尤其是活性有机质以及有机质与全球碳循环关系的研究。
In the last part of this paper, some issues to be further researched were put forward, including the turnover model of som, its components, and its relationship with global carbon cycle.
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