论文部分内容阅读
茶毛虫(Euproctis pseudoconspersa Strand)分布于我省福安、安溪、崇安等30多县。在1951—59年的研究闽东低山(海拔100米左右)茶园一年发生四代,为害盛期分别在4、6、8、10月;高山(海拔600米以上)茶园一年发生3代,为害盛期分别在5、7、9月。发育历期:卵期13—21天,幼虫期30天左右(越冬代60—80天),蛹期11—23天,成虫寿命1—5天。防治方法:蛹期耕杀,扎除叶背卵块及三令前扎除虫叶或用肥皂液、鱼藤精、敌百虫等药剂喷杀。
Tea caterpillars (Euproctis pseudoconspersa Strand) are distributed in more than 30 counties such as Fu’an, Anxi and Chong’an in our province. In the 1951-59 study of the eastern Fujian low mountain (about 100 meters above sea level) tea plantations occur four generations a year, the damaging period were in 4, 6, 8, October; high mountain (600 meters above sea level) On behalf of, the peak of damage in 5, 7, September. Developmental period: 13-21 days of eggs, larvae of about 30 days (overwintering 60-80 days), pupal 11-23 days, adult life expectancy 1-5 days. Prevention and treatment methods: pupa tillage, remove the leaves and three folds before the leaves and remove the leaves or with soap, rotenone, trichlorfon and other agents spray.