The calculation of probability distribution of drought extent for agriculture in Qucun irrigation area, Puyang City, is given as an example to verify the effectiveness of the model.

• 以河南省淮阳市渠村灌区为例，计算出当地农业干旱程度的概率分布，验证了该模型的有效性，表明该模型能够很好的用于农业干旱的评估。