历年来,人们在生产中进行大面积防虫主要依靠飞机防治,不但人力、财力费用高,而且受气候和复杂地形影响很大,漏防又在所难免,为此,开展经济有效的大面积人工烟雾防治,无疑是一条多、快、好省之路。我们在韩城市就曾施用烟雾技术防治大面积油松毛虫取得显著成效。 烟雾防治主要是烟包防治和烟机防治, Over the years, people rely mainly on aircraft for prevention and control of large-scale pest control in production. Not only their human and financial resources are high, but they are also greatly affected by climate and complex terrain. Leakage and leakage are inevitable. To this end, a cost-effective large- Smoke prevention and control is undoubtedly a more, faster and better province of the road. We have used smoke technology in Korea to prevent and cure large areas of Dendrolimus punctatus and achieve remarkable results. Smoke prevention and control are mainly cigarette control and smoke machine control,