新型杀螨剂乙唑螨腈防治柑橘红蜘蛛田间应用

Bioactivity and Field Application of the New Acaricide SYP-9625 against Citrus Mites

[目的]明确乙唑螨腈防治柑橘红蜘蛛的效果,了解其对柑橘的安全性。[方法]参照农药田间药效试验准则进行试验。[结果]30%乙唑螨腈SC在50~100 mg/L质量浓度下,药后3、10、30 d对柑橘全爪螨的防效分别为85.13%、93.77%、90.03%以上,药后3、14、28 d对柑橘锈壁虱的防效分别为65.94%、91.35%、91.71%以上,并且对柑橘安全。[结论]乙唑螨腈能够安全、有效地防治柑橘红蜘蛛。

[Aims] SYP-9625 was a new acaricide. This study aims to confirm the field efficacy of SYP-9625 against citrus mites. [Methods] The field trials were conducted by method of whole plant spraying. [Results] SYP-9625 30% SC had excellent control effect against citrus mites at the concentration of 50-100 mg/L, with above 85.13, 93.77 and90.03% control against citrus leaf mite after application at 3, 10 and 30 d; with above 65.94, 91.35 and 91.71% control against citrus rust mite after application at 3, 14 and 28 d. SYP-9625 is safe to citrus. [Conclusions] SYP-9625 was effective against the citrus mites safely.