高效灭虫花肥对花卉主要害虫的防治效应

Effects of Control Pest of Flowers on Applying High Efficient Pest Killing Fertilizer (PKF)

防治试验表明 ,高效灭虫花肥 1号 ,施药 10d后 ,对一串红蚜虫防效达 10 0 % ,持效期达 15～ 30d。高效灭虫花肥 2号 ,内吸性强 ,作用广谱 ,对虎耳草、何氏凤仙粉蚧防效显著 ,药后 10d防效均达 10 0 % ,持效期达 6 0d以上 ,三个处理剂量间无显著差异。对何氏凤仙红蜘蛛有特效 ,施药后 5d达 10 0 %。对一品红白粉虱有较强地控制作用 ,但易产生药害 。

Through the experiment,High Efficient Pest Killing Fertilizer(PKF) control pest in different flowers showed that the effect of PKF1 on aphid of YiCHuanHong was 100% after applying 10 d, and remain effect about 15～30 d. PKF2 was absorbed strongly, the actions are high efficient to control mealy bugs,redmite and white fly, particularly to red mite, after applying 5 d, the effect was 100%. After applying 10 d,the effect on mealy bugs of Huercao was 100%, among the three dose treatments there is no significant difference. The effect on white fly of YiPinHong is notable, but it's easy to make hazard to flower, don't apply it in YiPinHong.