white or yellow spots. Eggs are oval and black to greenish brown and laid singly or in rows of 3 to 10 eggs, standing perpendicularly on the branches…
Pupae are white to cream coloured and 7 - 10 mm long. Outdoors there is a single generation each year. A population of black vine weevils consists…
stages: egg, three larval instars, a pupa and the adult fly. The eggs are laid singly and are bean-shaped. A first instar larva is translucent white.…
is yellow and up to 1.7 mm long. The adult male is 0.7 mm long and has a single pair of wings. First-instar nymphs are 0.3 mm long and have legs, but…
areas on the plant. The eggs are white and banana-shaped and are inserted singly in plant tissue by the females. The early larval stage is whitish…
the first generation adults appear from mid May onwards. Eggs are laid singly on leaves or developing fruitlets and hatch after 10-14 days. The first
often live in rolled-up leaves. Although some species are restricted to a single crop, most are polyphagous. Find solutions for caterpillars in your…
green, shiny, dome-shaped with 28 to 32 vertical ribs. They are deposited singly or in pairs throughout the crop, on the lower and upper surfaces of…
on climatic conditions. After mating, each female may lay up to 180 eggs singly on the upper part of the leaflets. Females of the second and third…
between the adults and larvae of this genus, they are usually treated as a single group, sharing similar habits and biology. The larval stages of…
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