Abstract

Walnut Weevil Alcides porrectirostris Marshall is a potentially important pest occurring at Karnah belt of Kashmir valley. The pest causes serious damages with varying levels at different places in Karnah. The grubs bore through the soft shell of the Walnut fruit, feed on the nut meat turning it into a black powdered mass. The grubs undergo pupation inside the fruit during first generation while as 2nd generation pupated in the rind of the fruit. The severity of damage recorded between 38.39% at Bogh Bhalla and 32.96% at Tangdar. The pest over winters as adult in plant debris.

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