茶树蛇眼蚧是我县茶树上的主要害虫,分布广,危害重。据1980年4月调查二十六个社队茶场17534亩茶园,危害面积达7926亩,占调查面积的45.2％。其中,有10亩遭到毁灭性危害。据调查,以被害株丛率10％,每亩损失干茶约5斤计算,共计损失干茶115115斤,均价每斤以2.50元计算,共损失人民币287787.50元。蛇眼蚧系1971年从福建调种侵入我县,对发生规律,防治适期不明,同时蛇眼蚧成虫体 Tea tree snake eye scale is the main pests on my tea, widely distributed, endangered. According to a survey conducted in April 1980, there were 17534 mu of tea plantations in 26 communes and teahouses, with a total damage of 7926 mu, accounting for 45.2% of the surveyed area. Of these, 10 mu were devastating. According to the survey, the damage rate of 10% per plant, dry tea loss per acre about 5 pounds, a total loss of 115,115 pounds dry tea, the average price of 2.50 yuan per catty, a total loss of 287787.50 yuan. Noctua in 1971 from the Fujian species of invasive invasion of my county, on the occurrence of law, prevention and treatment of unknown period, at the same time snake eye scale adult body