甘肃省旱作农业占全省总耕地面积的76%。
Rainfed agricultural area in Gansu province covers of 76% of total arable lands of this province.
总耕地面积有所增加。
安徽淮北平原宜井灌溉面积占总耕地面积近80%。
Suitable well-irrigation is about 80% of the total farmland area in north Huaihe River plain of Anhui province.
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