Examups – Boost Your Exam Potential
Introduction •Distribution and status: Distributed worldwide and is a serious pest •Host range: Cruciferous oilseeds like toria, sarson, raya, taramira and Brassica vegetables like cabbage, cauliflower, knol-khol. •Damage by :
Introduction Identification Life cycle Damage Management •Plough the field to expose the eggs •Spray phosphamidon 40 SL 600 ml/ha
Introduction Identification Identification Nymph Life cycle Damage Management
Introduction Identification Damage Management •Spray 1.5 liter of triazophos 40EC or 2.0 liters o ethion 50EC during boll formation phas.
Introduction •Distribution and status: Oriental in distribution including India. It is a serious pest under rainfed conditions on pulses in Rajasthan and groundnut in southern part of India. Amsacata albistriga
Introduction •Nation pest •Polyphagous pest •The grubs are mostly found in the upper 5-10 cm layer of soil. Identification •Eggs: White, almost round. •Larvae: Young grubs are translucent, whitish yellow
Introduction •Commonly collad white ants. •Found abundantly & widely in tropical and sub-tropical regions of the world. •Make small earthen mounds or earthen passages that are visible above the ground.
Desert locust found tn two phases 1.Solitary phase : -Nymph colour accorving to surrounding vegetation. -Adult remain greenish grey throughout their life. 2. Gregarious phase : -Nymph colour yellow or
Introduction •Widely distributed •Pest of sporadic occurrence •Damage done by : adult or nymph •Host plant : polyphagous pest Identification •Nymph : -Shiny green, have a broad, black band extending