苦·烟乳油喷烟防治山区马尾松毛虫试验

The prevention and control test on Dendrolimus punctatus Walker in mountain area by oil-smoke agent of nicotine mixed chinaberry

针对山区马尾松毛虫适合烟剂防治的特点,选用1.2%苦.烟乳油喷烟进行山区马尾松毛虫防治试验。结果显示:该药具有速效、低毒、彻底的特性,从经济高效的角度考虑,9倍液稀释浓度适合山区松毛虫防治,害虫死亡率达97.6%,可取代目前生产上常用的菊酯类化学农药喷烟控制马尾松毛虫危害。

According to the prevention and control character on Dendrolimus punctatus Walker in mountain area was suitable using smoke agent. Using the 1.2% oil-smoke agent of nicotine mixed chinaberry for prevention and control test on Dendrolimus punctatus Walker in mountain area. The results showed that： The nil-smoke agent of nicotine mixed chinaberry has rapidly available, low poisonous and total effect characters. According to high effect and economic points, using 9 times dilution oil-smoke agent suitable prevention and control Dendrolimus punctatus Walker in mountain area, the pest death rate reached 97.6%. The oil-smoke agent of nicotine mixed chinaberry can take placed the others pyrethroid pesticides in the production.