【摘要】 [目的]明确啶虫脒对柑橘粉虱的防治效果。[方法]对5%啶虫脒乳油进行了田间防治柑橘粉虱的药效试验。[结果]结果表明,在试验剂量范围内,各处理对柑橘粉虱都有较好的防治效果,以2 000倍(25 mg/kg)和3 000倍(16.67 mg/kg)防治效果较优,可以在生产上应用。防治最好在第1代1~2龄若虫孵化高峰期进行,重点在于喷施新梢嫩叶的叶背。[结论]研究结果为柑橘粉虱的防治提供了参考。更多还原

【Abstract】 [Objective] The aim was to clarify the control effect of acetamiprid against Dialeurodes citri. [Method]The efficacy trial was conducted in field for clarifying the control effect of acetamiprid against Dialeurodes citri. [Result]The results showed that there were significant control effect of 5% acetamiprid emulsifiable concentrate in the dose range of treatments. The control effect was excellent in 16.67 mg/kg and25.00 mg/kg. It was conducted to control Dialeurodes citri at 1-2 instar nymphs hatching peak in the first generation and f ocused on the dorsal spraying shoots leaves. [Conclusion] The results provided a reference for controlling Dialeurodes citri.更多还原