农七师位于天山北麓中段、准噶尔盆地西部的奎屯河流域,地处亚欧大陆腹地,属典型的北温带大陆性干旱气候,夏季多发生冰雹灾害天气,据历史资料统计,年平均降雹日数达4天以上。上世纪80年代以来,随着垦区耕地面积不断扩大,尤其是棉花等高产值经济作物种植的迅速发展,冰雹造成的经济损失日趋严重。近几年,农七师的人工防雹工作逐步进入一个快速发展的时期。到2003年上半年,农七师10个农牧团场中,有8个团场开展了防雹工作,共布设37个防雹作业点,配备防雹作业工具49件(其中高炮41门、火箭炮8门),参加防雹作业的人员224人,每年投入防雹经费300万元左右。与此同时,在奎屯市和乌苏市建立了两个防雹雷达站(其中乌苏雷达站为农七师和乌苏市共建)。农七师开展防雹工作多 The seven agricultural division is located in the middle of the northern foot of the Tianshan Mountains. The Kuitun River basin in the west of the Junggar Basin is located in the hinterland of the Eurasian continent. It is a typical northern temperate continental arid climate with frequent occurrence of hail disaster in summer. According to historical data and annual average hail days Up to 4 days or more. Since the 1980s, with the continuous expansion of arable land in reclamation areas, especially the rapid development of cultivation of cash crops with high output such as cotton, the economic losses caused by hail have become increasingly serious. In recent years, artificial hail prevention and control division of agricultural seven division has gradually entered a period of rapid development. By the first half of 2003, of the 10 agricultural and pastoral farms affiliated to Nongqijun, eight hailstones were carried out by a total of 37 anti-hail operation sites and a total of 49 anti-hauling operation tools (including 41 antiaircraft guns , Rocket 8), to participate in anti-hail operations staff 224 people each year invested about 3 million yuan hail prevention. In the meantime, two anti-hail radar stations have been established in Kuitun and Wusu, of which the Ursula station is jointly built by Nongsikseh and Wusu. Seven farmers to carry out anti-hail work more