关键词: 杀飞克, 印鼠客蚤, 毒效, 现场灭效

Abstract: Objective To study the efficacy of 10% Solfac against Xenopsylla cheopis.Methods In laboratory test residual smearing method was used while in field tests resort spraying method was used.Results(1) When the concentrations of Solfac were 6.25,12.5,25,50 and 100 mg/L,the KT₅₀ values were 5.75,3.52,6.07,3.13,3.05 min respectively;(2) All the insects were killed at the concentrations of Solfac 12.5 mg/L and above;(3) When the insecticide was applied at or more than 50 mg/L using residual smearing,at room temperature and natural humidity,its efficacy could last for more than one year;(4) In field tests,the mortalities of 300 mg/L Solfac to Xenopsylla cheopis was 100% for 2d and 82.72% for 15d and 91.24% for 30d.Conclusion The Solfac can be used in flea control in plague epidemic area.