dry farming area 旱作农区
Northeast semi-arid region is one of the main parts of the north dry farming area, most of which no irrigation water resources.
东北半干旱区是我国北方旱农地区的重要组成部分，多数地区没有灌溉水源。
Northeast semi-arid region is one of the main parts of the north dry farming area, most of which have no irrigation water resources.
东北半干旱区是我国北方旱农地区的重要组成部分，多数地区没有灌溉水源。
In the Central valley area of southwestern USA, a huge water engineering project provided water for farming in dry valleys, but much of the water use has been poorly managed.
在美国西南部分的中部峡谷地区，一个巨大的水引用工程向干旱的峡谷供应水，但是许多水资源被滥用了。
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