山茱萸尺蠖当地群众叫做“弓弓虫”。此虫猖獗年份,可将整株树叶吃光,仅留叶柄,致使2～3年内不结果。浙江省是国内山茱萸重要产区之一,解放以来山茱萸最高年产5000多担,少时仅几十担,产量极不稳定的原因除气候因素外,此虫为害是主要原因之一。为了提高山茱萸的产量和质量,我们于1979—1981、1983年在临安县洪岭对此虫进行了试验研究,结果如下。 Dogwood ruler 蠖 local people called “bow and arrow worm.” This pest rampant year, the entire leaves can be eaten, leaving only petiole, resulting in 2 to 3 years no result. Zhejiang Province is one of the important producing areas of domestic dogwood. Since the liberation, the highest annual output of dogwood is more than 5000, while the number is only a few dozen in less time. The causes of the extremely unstable output are one of the main causes besides the weather. In order to improve the yield and quality of Cornus officinalis, we conducted a pilot study on the worm in Hongling, Lin’an County in 1979-1981 and 1983, and the results are as follows.