brownish head. In the last larval stage, they are 35 to 45 mm long. Coloration varies from grey to reddish or yellowish, with a median dorsal line bordered on
and thick, yellow, lateral longitudinal stripe. The full-grown caterpillar varies in colour from green or brown to black. In younger instars, the relatively
). 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 .
work in conjunction with both Aphipar and Ervipar and allow for control in varying crops and climates. Monitor Your Crop! For biological pest control to succeed [...] Here To Help Beneficial insects are susceptible to chemical treatments and varying environmental and biological conditions. Contact your local Koppert consultant
in the axils of leaf veins to rest. Their colour can vary according to the prey eaten, and varies from almost lucent whitish to opaque white or yellow
russet mites, and broad mites. Cannabis regulations and pesticide restrictions vary by region. Koppert stays up to date with local requirements to provide biological
move only when disturbed or over-crowded. Development from egg to adult varied from 14 days at 28°C/82.4°F to 49 days at 15°C/59°F. New adults reach r
of Grape downy mildew Symptoms of grape downy mildew (Plasmopara viticola) vary according to the crop’s growth stage, environmental conditions, and infection
differ between crops. On the diseased areas, sclerotia can be seen, but they vary in size and colour and are therefore not a good feature to determine the
the small black door under the lid Pollination performance and duration varies per crop and depends on environmental conditions. Always consult a Koppert
