Based on the pertinent iterature, the calculation methods of effective rainfall in growing period on dry crop was analysed and summarized in this paper, which combines with research situation of calculation methods of effective rainfall.

• 摘要在查阅国内外相关文献的基础上，对目前有效降水量的研究方法进行了简要的评述，并结合现有有效降水量计算模式，对它们的适应性和计算结果的可靠性进行了对比分析。