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宁夏平原位于西北干旱区,光热资源丰富,引黄灌溉,农业发达,誉称“塞上江南”。小麦、水稻、玉米为三大粮食作物,亩高产水平分别达500、800、900公斤以上,但长期以来尚无亩产吨粮的纪录。在多
Ningxia Plain is located in the arid region of northwest China, with rich light and heat resources, irrigated by the Yellow River and developed agriculture. Wheat, rice and corn are the three major grain crops with a yield level of 500,800 and 900 kilograms per mu, respectively. However, there has not been any record of the output of mu per ton of grain for a long time. In more