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除虫菊素、百部.楝.烟碱、苦参碱.烟碱、藜芦碱4种生物农药用于防治茶树假眼小绿叶蝉(Empoasca vitis Gothe)多点对比试验结果显示,施药3 d后,除虫菊素防治效果最好,校正防效达到93%以上。施药7 d后,除虫菊素防治效果迅速下降,校正防效为73.6%,其他3种药剂校正防效都达到91%以上。说明除虫菊素药剂持效期短,虽然藜芦碱防治效果较其他药剂稍低,但4种植物源杀虫剂防治茶树假眼小绿叶蝉均有明显效果。
Pyrethrin, neem, neem, nectar, matrine, nicotine and veratrine were used to control Empoasca vitis Gothe in tea plant. The results of multi-point comparison test showed that after 3 d After the best pyrethrins prevention and control, correction of anti-efficiency reached 93%. After 7 d of application, the control effect of pyrethrin dropped rapidly, the correction control effect was 73.6%, and the other three kinds of medicaments achieved over 91% of the control efficacy. Indicating that pyrethrin agent short duration, although the veratridine control effect slightly lower than other agents, but the four plant-based pesticides to control the tea tree false green leafhopper have significant results.