杉木是信阳地区的重要用材树种之一,面积约有80余万亩。近几年来,由于有些杉木林区后期经营管理粗放,采伐木未能及时清理,林内卫生状况恶化,结果导致杉肤小蠹危害日趋加剧。为了探讨有效的防治方法,我们于1980-1982年对此虫的生活习性进行了观 Chinese fir is one of the important timber species in Xinyang area, covering an area of ​​about 80 mu. In recent years, due to the extensive management and management of some Chinese fir forest in the late period, the harvested timber fails to be cleaned up in time, and the sanitation condition in the forest is deteriorated. As a result, the harm caused by Dendrocalamus nigra is getting worse. In order to explore the effective control methods, we conducted a survey of the pests’ habits and habits from 1980 to 1982