to the damage caused by viruses. The typical pattern of damage consists of malformation and distortion of the above-ground growth of the plant. The…
lesions on the underside of the leaf. They enlarge to angular spots, often limited by the small veins. The distinctive feature is the way the lesions…
and lays about two eggs per day. Life cycle of Neoseiulus cucumeris The life cycle of Neoseiulus cucumeris consists of the following stages: egg,…
patches on leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll.…
insects and biological control One of the key aspects of IPM is harnessing the power of natural enemies to control pest populations. Predatory mites ,…
Damage symptoms The caterpillars often stay in the lower strata of the crop, sometimes attacking the stem of the plant as well as the leaves. Late…
specific symptoms. Life cycle and appearance of Early blight From the primary infection of leaves, Alternaria solani can spread to the flowers…
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…
pupa, and finally the adult insect. The eggs of the onion thrips (Thrips tabaci) are laid in leaves, flower petals and in the soft parts of stalks.…
is used for the control of the following pests: Sciarid flies (fungus gnats) Thrips Lyprauta larvae The predatory mites feed on larvae of sciarid…
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