近年来，松瘤小蠹OrthotomicuserosusWollaston在广西南宁市市郊马尾松林内发生，有加剧危害的趋势。该虫1年发生1代。我们从1989年开始研究松瘤小蠹的生命表，现对1989～1990年初步组建的生命表结果进行报道。正研究方法选择有代表性的林分，在蛀干初盛期1次性用红色油漆标记 In recent years, Orthotomicuserosus Wollaston has occurred in Pinus massoniana forest in the suburbs of Nanning, Guangxi Province, and has the tendency to aggravate the damage. The worm occurred 1 generation a year. We began to study the life table of Pinus sylvestris from 1989, and we now report on the life table results that were initially constructed from 1989 to 1990. The research method is to choose a representative of the stand, once in the beginning of stem borer marked with red paint