社会主义教育运动和无产阶级文化大革命以来,我省积极响应毛主席关于“绿化祖国”的伟大号召,大搞杉木林基地建设。在华主席和党中央的关怀下,我省国营林场和社队林场越办越好,杉木林面积越来越大,造林质量越来越高。但是,随着杉木种植面积的迅速扩大,病虫害也成 Since the Socialist Education Movement and the Great Proletarian Cultural Revolution, our province has actively responded to Chairman Mao’s great call on “greening the motherland” and has greatly promoted the construction of the base of Chinese fir forest. Under the care of Chairman Hua and the Central Party Committee of China, the state-owned forest farms and social security farms in our province are getting better and better. The area of ​​Chinese fir forest is getting larger and larger and the quality of afforestation is getting higher and higher. However, with the rapid expansion of fir planting area, pests and diseases also become