毛竹黑叶蜂Eutomostethus nigritus生物学特性及防治

毛竹黑叶蜂在福建福州一年发生1～2代,以幼虫越冬。林间防治试验表明,选用50％甲胺磷原液或1:10倍液、40％氧化乐果原液或80％敌敌畏原液进行竹腔注射均有良好防治效果;也可以在晴天午后应用20％氰戊菊酯4000倍液或80％敌敌畏1000～2000倍液喷杀下竹的幼虫,或在竹秆基部撒6％666粉,均能达到良好的防治效果。

BIONOMICS AND CONTROL METHODS OF Eutomostethus nigritus

Eutomostethus nigritus Xiao has 1~2 generations a year and overwinters as larvae. Based on the control experiments, the following conclusions are showed:injecting 50% Tamaron with original solution or 1:10 dilution, 40% Omethoate with original solution and 80% DDVP o-riginal solution are effective. Besides, spraying 20% fenvalerate 1: 4000 or 80% DDVP with 1000~2000 dilution to kill the down the larvae, or spraying 60% 666 dust on the bottom of bamboo trunk are effective.