Based on analyzing the physical process of runoff generation, a method for partition of surface and ground net rainfall and runoff generation is proposed.

对流域产流的物理过程进行了分析，建立了地面及地下净雨划分的数学公式及流域产流的计算方法。

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Combining strong rainfall feature, rainfall intensity can be forecast and the affected area can be confirmed based on high and new technology such as 3s and net communication technology.

结合强降雨的特征，借助3s技术以及网络通信等高新技术，可以提前预报降雨强度，确定受灾区域。

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Effects of rice straw covering net on soil erosion and wheat yield were studied with self-designed soil erosion boxes under simulated rainfall.

通过自制土壤冲蚀槽，并进行人工模拟降雨试验，研究了稻秆编织地表覆盖物对坡地土壤侵蚀和小麦产量的影响。

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