Efficacy of certain insecticides against rat flea (xenopsylla cheopis)‎ among rodent species in Cairo Governorate, Egypt

الملخص EN

The efficacy of malathion, chlorpyrifos and deltamethrine to oriental rat flea, Xenopsylla cheopis associated different rodent species was carried out in Cairo Governorates.

The results indicated that the Lc50 values were1.972, 1.023 and 0.185 % for Malathion, Chlorpyrifos and Deltamethrine, respectively.

The values of Lc90 were 4.452, 2.269 & 0.456 % for the three insecticides respectively.

Data also indicated that deltamethrine was effective on fleas than malathion and chlorpyrifos.

The slope function was 3.625, 3.70 & 3.267, respectively.