SUSCEPTIBILITY STATUS OF XENOPSYLLA CHEOPIS AND XENOPSYLLA ASTIA TO MALATHION

摘要

The toxicity of malathion was tested on two species of rat fleas namely Xenopsylla cheopis and X. gstia in Distt Baghpat of Western Uttar Pradesh. The fleas were exposed for one hour. The mortality of 82.15% was recorded in X. cheopis and 85.71% in X.astia. Males of both the species showed more sensitivity to insecticide than females.