and trees. Damage is mostly caused by sap depletion; the shoots dry up and die, and defoliation occurs. In addition, the copious quantities of…
tissues and sucking out their contents, causing the surrounding tissue to die. The resulting silver-grey patches on leaves and the black dots of their…
the crop. Heavily damaged plants appear stunted and will, in most cases, die. On rapeseed, larvae also feed on flower buds, flowers and young seed…
of white waxy threads. Once the eggs are laid, the female shrivels up and dies. The first instar nymph develops from the egg. These first instar…
growing tip can be killed, plant growth stops and, in time, the whole plant dies off. Cork tissue can also develop on fruit. Where pierced cells are…
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