鉴于五年来松毛虫、杨树天牛综合防治试点工作所取得的成功经验,1986年林业部在全国范围内组织开展了近20个病虫种类,6800多万亩的综合防治示范推广工作。最近,为了解检查各地综合防治工作的进展情况,林业部在福州召开了全国森林病虫害综合防治工作汇报 In view of the successful experience gained in the comprehensive pilot prevention and control of pine caterpillars and poplar cows in the past five years, in 1986, the Ministry of Forestry organized and commissioned more than 20 pests and insect pests and more than 68 million mu of comprehensive prevention and control demonstration and extension nationwide. Recently, in order to understand the progress of the comprehensive prevention and control work in various places, the Ministry of Forestry held a report on the work of the national prevention and control of forest pests and diseases in Fuzhou