There are more to do, such as methods of studies on estimating models, selection of parameters, construction of geographic spatial models and precision of models for research of AWC of soil in China in future.

• 本研究只是初步探索，在以后的土壤AWC研究中，估算模型的研究方法、参数的确定、地理空间模型的构建、模型精度等多个方面有待进一步研究。