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 is predominant in South India while A. moorie dominates northern parts of the country. Seasonal outbreak largely depends on the climatic conditions and local agricultural…
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 in colour , fleshy ‘C’ – shaped •Pupa : semicircular and creamy white •Adults: Dark brown beetle. Beetles emerge out of the soil within 3-4…
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. •It is social insects and colony organization is based on a caste-system. Caste System Identification Productive castes 1.Colonizing individuals : winged individuals of both sexes…
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 pink,distinct black markings. -Adult are pink on emergence, gradually turning grey and ultimately yellow, when sexually mature. Gregarious phase nymph Distribution •Inhabitant of the dry…
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 from the base of eyes to the wing pads. -Leg are greenish-yellow, full-grown nymph 15-25 mm length. •Adult : -Similar in body in colour the…
