Farmers know that soil needs rest, so they rotate their crops and systematically leave a portion of their land fallow.

农夫们知道土地是需要休息的，因此他们轮流种植农作物并系统地留一部分土地休耕。

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West of the boundary, the land appears as a patchwork of brown fallow fields and green growing crops.

边界西边的土地由灰色的休耕地区与绿色的生长作物组成。

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As a result, many farmers are letting their fields lie fallow or switching from thirsty crops, such as cotton, to those that need less.

因此，许多农场主让土地休耕，或不再种植棉花一类需水量大的作物，而改种那些需水量更小的作物。

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Elsewhere, some growers who have not been able to switch crops are leaving their cornfields fallow.

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