论文部分内容阅读
武威县位于甘肃省河西走廊东部,总面积6100平方公里,山区占45％,川区占24.5％,沙漠占30.5％,耕地面积152万亩,有效灌溉面积132亩万,有74万人。我县为大陆气候,气候干燥,雨量稀少,平均年降雨量130毫米,平均年蒸度量2270毫米。因此,灌溉便成为农业增产的关键措施,从某种意义上讲,“有水就有粮”。从北农会议以来,尤其是在全国第一次农业学大寨会议精神鼓午下,全县掀起了以改土治水为中心的农田基本建设高
Wuwei County is located in the east of Hexi Corridor in Gansu Province. The total area is 6,100 square kilometers, with 45% in mountainous areas, 24.5% in Sichuan and 30.5% in deserts. The cultivated area is 1.52 million mu and the effective irrigation area is 132 mu with 740,000 people. My county is the mainland climate, dry climate, scarce rainfall, the average annual rainfall of 130 mm, the average annual steaming amount of 2270 mm. Therefore, irrigation has become the key measure for increasing agricultural output. In a sense, “there is water and there is food.” Since the Beijng Conference, especially in the spirit of the first Dazhai Conference on Agriculture in the country, the county set off a high basic of farmland for water conservancy and water control