SUSCEPTIBILITY STATUS OF XENOPSYLLA CHEOPIS AND XENOPSYLLA ASTIA TO MALATHION
ARVIND KUMAR *
DEPARTMENT OF ZOOLOGY, J.V. COLLEGE, BARAUT-250 611, INDIA
P.P. SINGH *
DEPARTMENT OF ZOOLOGY, J.V. COLLEGE, BARAUT-250 611, INDIA
KAUSHAL KUMAR *
DIVISION OF ENTOMOLOGY, N.I.C.D., DELHI-110 054, INDIA
*Author to whom correspondence should be addressed.
Abstract
The toxicity of malathion was tested on two species of rat fleas namely Xenopsylla cheopis and X. astia 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.
Keywords: Susceptibility, Xenopsylla cheopis, astia, malathion