论文部分内容阅读
试验了一些药剂对考氏白眉蚧的防治效果。对初孵若虫及2、3龄若虫室内均以40%氧化乐果乳油、50%乐果乳剂、20%中西除虫菊酯乳剂、40%水胺硫磷乳剂的1000倍液及60%柴油乳剂30倍液效果较好。对雌成虫室外试验以60%柴油乳剂30倍液、40%氧化乐果乳油、40%水胺硫磷乳剂1000倍液及50%杀螟松乳剂600倍液效果较好。
Test a number of agents on the control of Candida melilotus control effect. The newly hatched nymphs and the second and third instar nymphs were treated with 40% omethoate, 50% dimethoate, 20% Chinese and Western pyrethrum emulsions, 40% aqueous ammonia and 60% diesel emulsion 30 Times better effect. The outdoor test of female adults with 60% diesel emulsion 30 times, 40% omethoate, 40% aqueous ammonia parathion 1000 times and 50% fenitrothion emulsion 600 times better.