摘要
针对严重为害板栗坚果的桃蛀螟、栗皮夜蛾害虫进行农药筛选试验,经试验表明:用30%高渗杀螟硫磷600～800倍液分别在8月上、中、下旬各喷一次,效果最佳.采收后栗实无农药残留.
Selective experiment of pesticide to control Dichocrocis punctiferalis and Characoma ruficirra which has seriously damage Castanea mollissima nut showed that spray of 600 ~ 800 fold 30% Fenitrothion three times in Augu-st had the best effect.
出处
《浙江林业科技》
2002年第6期28-30,共3页
Journal of Zhejiang Forestry Science and Technology
