在奥加拉拉钻的第一口井是在20世纪30年代早期的干旱年代。

The first wells were drilled into the Ogallala during the drought years of the early 1930s.

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和冬小麦季比较，夏玉米季的表观损失高于前者，并以干旱年份更显著。

Compared with the nitrogen applied to wheat more loss of nitrogen was observed in it applied to maize especially in a dry year.

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实例研究表明，在干旱年本模型比传统的模拟配水模型能增加较多的效益。

The results of case study show that the water allocation simulation model proposed in this study can increase benefit compared with traditional models.

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