由苍梧县林业局、广西林业科学院共同完成的“马尾松四种主要食叶青虫综合治理技术研究”项目日前通过了由广西区林业局组织的成果鉴定。该项目1991年开始在苍梧县建立了匕．4万公顷试验林，进行了9年的综合治理，基本摸清马尾松四种主要食叶害虫（马尾松毛虫、沙弥统尺蛾、松 By Cangwu County Forestry Bureau, Guangxi Academy of Forestry jointly completed the “Masson pine four main food green worm comprehensive management technology” project recently adopted by the Guangxi Provincial Forestry Bureau organized the identification of the results. The project started in 1991 in Cangwu County established a dagger. 40,000 hectares of experimental forest, for 9 years of comprehensive management, basically find out the four main leaf-eating pests of Masson pine (Dendrolimus punctatus, Smilax moth, pine