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yield reduction varies according to the season, culture method and the susceptibility of the host plant. This susceptibility can also vary…
as the female ages. The size, shape and characteristics of the female also vary with different host plants. The middle of the scale is always darker…
They have an oval body that is rounded at the rear end. Their colour can vary from orange, light yellow or light green, to dark green, red, brown, or…
and thick, yellow, lateral longitudinal stripe. The full-grown caterpillar varies in colour from green or brown to black. In younger instars, the…
The larvae ( caterpillars ) are 30-40 mm long. They have six instars that vary in colour from light tan to green to black. They have a distinct white…
). These cornicles are always black, whatever the body colour, which can vary widely, from light yellow to light green, or even a green-black colour .
occurs in localized patches, because the mite spreads very slowly. Symptoms vary depending on the host plant and can resemble the damage caused by…
larvae pupate in spring in the soil. The depth where the pupae can be found varies between 2 and 20 cm. Pupae are white to cream coloured and 7 - 10…
crops cultivated in an ebb-and-flow irrigation system. The damage threshold varies considerably according to the crop: in begonia and kalanchoë a…
stages: egg, larva, nymph, and adult. The duration of their life cycle can vary depending on factors such as temperature, humidity, and the…
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