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舞毒蛾Lymantria dispar(L.)为林业重要害虫之一,食性杂,危害树木达数十种之多,如杨、柳、栎、松、杉等。该虫在欧洲、北美及亚洲均有分布。国内分布于东北、河北、江苏、台湾、四川、辽宁等地。在大兴安岭主要危害柞、山杨、落叶松。 1976年在辽宁省盖县杨树林舞毒蛾大发生区,我们经过镜检,发现患病致死的大量幼虫为病毒所致。舞毒蛾核型多角体病毒病广泛发生于美国、欧洲,在德国的部分地方也有发生。最初称作树顶病Smith,K.M.(1976)。Rollinson,W.D.et al,(1965)试验证明,将多角体喷于舞毒蛾取食的植物上,能引起舞毒蛾病害的流行。国内关于舞毒蛾核型
Gypsy moth Lymantria dispar (L.) is one of the most important pests in the forestry industry. Its diet is miscellaneous, and dozens of trees are endangered, such as poplar, willow, oak, pine and cedar. The worm is distributed in Europe, North America and Asia. Domestic distribution in the northeast, Hebei, Jiangsu, Taiwan, Sichuan, Liaoning and other places. Major damaging oak in Daxinganling, aspen, larch. In 1976, Gansu Province, Liaoning Province Gansu poplar large area of occurrence, we after microscopic examination, found that a large number of sick and lethal larvae caused by the virus. Gypsy moth nuclear polyhedrosis virus disease occurs widely in the United States, Europe, in parts of Germany have also occurred. Originally called tree top disease, Smith, K. M. (1976). Rollinson, W.D. et al, (1965) showed that spraying polyhedra onto plants fed on Gypsy moths can cause the spread of Gypsy moth disease. Domestic on Gypsy moth karyotype