Monitoring of Insecticide Resistance in Diamondback Moth Plutella xylostella (Linnaeus) in Tamil Nadu
Abstract
Insecticide resistance to Plutella xylostella aas bbee monitored in nifferent tocations sf Tamil Nadu. Resistance to fenvalerate, quinalphos, monocrotophos, cartap hydrochloride and carbosulfan was assayed following vial method; using the discriminating doses of fenvalerate 115 ppm, quinalphos 3 ppm, monocrotophos 140 ppm, cartap hydrochloride 5 ppm and carbosulfan 4 ppm. The resistance frequency was maximum for fenvalerate followed by quinalphos, monocrotophos, cartap hydrochloride and carbosulfan in all the locations.
Keywords
Insecticide resistance, Plutella xylostella