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1 南阳引丹灌区概况引丹灌区位于南阳盆地西南部,自丹江口水库引水,控制面积1395km~2,灌区设计灌溉面积10万hm~2,效益邓州、新野二市县19个乡镇,302个行政村,总人口91.4万人,其中灌区农业人口占总人口的83%。灌区粮食作物以小麦、玉米、水稻为主,经济作物主要为棉花,粮食平均5565kg/hm~2,灌区主要作物小麦平均5655kg/hm~2,产值达1.05万元/hm~2。近年来,灌区大力实施农业结构调整,以水为龙头,立体开发,综合利用的格局正在形成,2000年灌区落实宜水高效农业0.32万hm~2,为灌
1 Introduction of Dandan Irrigation District in Nanyang The Dandan Irrigation District is located in the southwestern part of Nanyang Basin. It drew water from Danjiangkou Reservoir with a control area of 1395km ~ 2. The irrigated area has an irrigation area of 100,000 hm ~ 2, and benefits are 19 townships and townships in Dengzhou and Xinye Counties Administrative village, with a total population of 914,000 people, of which agricultural population of irrigated area accounts for 83% of the total population. The main crops in the irrigated area are wheat, maize and rice. The main cash crops are cotton, the grain average is 5565kg / hm ~ 2, and the main crops in irrigation area are 5655kg / hm ~ 2 with the output value of 10,500 yuan / hm ~ 2. In recent years, the irrigation area vigorously implement the adjustment of agricultural structure, water as a leader, three-dimensional development and comprehensive utilization of the pattern is being formed in 2000 irrigation Yishui efficient agriculture 3200 hm ~ 2, irrigation