茶园蚧及茶牡犡蚧在贵州地区发生较为严重,造成茶树落叶,枯枝以至死亡。损失一般为20—79.3%,严重的达90%以上,成为茶叶生产上急待解决的重要问题。 除药剂防治外,笔者在我所茶园蚧为害严重的邱家坡茶园调查发现了一种茶园蚧的捕食性天敌、捕食率高达90%以上,是一种很有希望的益虫,经鉴定为红点瓢虫。兹将初步观察资料整理如下。 Tea garden scales and tea mites scales occurred in Guizhou Province is more serious, causing tea trees deciduous, dead branches and even death. The loss is generally 20-79.3%, a serious problem of more than 90%, an urgent problem in tea production. In addition to pesticide control, the author in our tea crabs serious damage Qiujiapo investigation found a tea garden scale insect predators, predation rate as high as 90%, is a promising beneficial insects, identified as red Ladybug I will be the preliminary observation data are as follows.