２００２年４月以来，由省农机局科教处指导、郫县农业机械电子设备厂开发制造的晨光牌负压式微型电动风车，已进入德阳市旌阳区的２０个乡镇近４００个农家。这是旌阳区有史以来推广速度最快、数量最多的一种新型农机具。究其原因，除机具本身性能好外，主要是采取了有效的推 Since April 2002, under the guidance of Science and Education Department of Agricultural Bureau of Guizhou Province, Chenguang Vacuum Micro Electric Windmill developed and manufactured by Yixian Agricultural Machinery Electronic Equipment Factory has entered nearly 400 farmhouses in 20 towns and villages in Jingyang District, Deyang City. This is the history of Jingyang District to promote the fastest, the largest number of a new type of agricultural machinery. The reason, in addition to their own performance is good, the main is to take an effective push