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(一)灌区基本情况 二十二团场灌区位于新疆天山南麓焉耆盆地开都河、黄水沟冲洪积平原中下部。北以黄水沟为界,西南距开都河3—5公里,东临博斯腾湖边缘草湖,距博斯腾湖10—15公里。地形西北向东南倾斜,地面坡降1/500—1/1,50O,海拔1,050—1,065米。年平均气温7—8度,无霜期127—169天,有效积温3,467.5℃,年降水量33.2—87.2毫米,年蒸发量1,637.5—2,156.2毫米。气候干燥,属典型的大陆性气候,为灌溉农业区。 灌区规划面积17.94万亩,可耕地12万亩,已垦
(I) Basic Conditions of Irrigation Areas Twenty-two regimental irrigation areas are located in the middle and lower part of the alluvial alluvial plain of the Kai Du River and Huangshuigou in the Yanqi Basin, south of the Tianshan Mountains in Xinjiang. North Yellow River ditch as the boundary, southwest from the Ka River 3-5 km east of Bosten Lake grass edge of the lake, 10-15 km away from Bosten Lake. The terrain slopes northwest to southeast, with a slope of 1 / 500-1 / 1,50O and an elevation of 1,050-1,065 meters. The annual average temperature of 7-8 degrees, frost-free period 127-169 days, the effective accumulated temperature of 3,467.5 ℃, the annual rainfall of 33.2-87.2 mm, the annual evaporation of 1,637.5-2,156.2 mm. The climate is dry, is a typical continental climate, irrigated agricultural areas. Irrigation area planning area of 179400 acres, 120000 acres of arable land, has Ken