three, in the hairs of green ears of corn. The larvae feed on the hairs of the young corn and on the young kernels at the tip of the cob. During the…
to the host plant by feeding on plant sap. They mainly occur on the underside of leaves where they pierce the cells and suck out the contents. The…
belong to the order Hemiptera (true bugs ). Together with aphids and scale insects, they belong to the division Sternorrhyncha. The whiteflies form th…
their presence in the crop. At a later stage, the empty cells become desiccated and the adjacent cells turn brown. The vigour of the plant is also…
large group of insects: the super- family Aphidoidea, belonging to the order Hemiptera . The aphids discussed here all belong to the family Aphididae,…
on this honeydew, which, as well as the white, waxy secretion of the mealybugs, reduces the ornamental value of the affected plants. Fruit and flowers…
symptoms The developing larvae eat different parts of the host plant, depending on the crop, the stage of crop development, and the age of the larvae.…
wings of the adult are already clearly visible. These pupae are found on the oldest leaves. The adult emerges from the pupa via a T-shaped fissure. Th…
es for the growth of the crop. With a substantial population of caterpillars, the damage can spread to the stems, and in the worst cases to the fruit.…
antennae. The hindwings are narrow, pointed toward the apex. The tips of the wings appear to turn upward slightly when viewed from the side. In males,…
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