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芦禾草螟是山东滨湖芦苇产区主要害虫之一,1年发生1代,以2~3龄幼虫越冬。幼虫分为五龄,历期331天左右。采用烧苇茬、50%甲基对硫磷或50%辛硫磷乳油1000倍稀释液在其孵化初期和盛期2次喷雾,效果达90%以上。
Aphis gossypii is one of the major pests in Phragmites australis producing areas in Shandong Lake. One generation occurs in one year and overwinters with 2 ~ 3 instar larvae. Larvae are divided into five age, duration of 331 days. The use of burning stubble, 50% methyl parathion or 50% phoxim 1000-fold dilution of its initial and peak incubation during the 2 spray, the effect of more than 90%.