months. After leaving the egg sac, the crawlers settle along the midribs and veins of the leaves. The next two instars migrate to the larger twigs and…
cycle and appearance The moth lays the eggs singly up to 50 on lower surface of the leaves near the mid-rib. The caterpillar enters the leaf tissue…
days. The first instar larvae burrow into the fruitlets, often through the calyx. Larger fruits are usually entered through the side or near the stalk…
mine inside the leaf, stem or fruit. In the second to fourth instars they become greenish with a black band behind the head. The prepupae of the…
exit hole in the leaf with its mouth parts. After roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early…
lay their eggs inside or on the bodies of host pests. When the eggs hatch, the wasp larvae feed on and eventually kill the host. Parasitic wasps are…
prepupa, 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…
lay their eggs mainly on the underside of the leaf or on the fruit surface. The elongated, oval eggs are firmly attached to the surface and are rather…
roughly one hour the larva crawls out of the leaf and falls to the ground. This occurs in the early morning. The larva crawls into the ground to…
lost before the harvest is affected. The size of a leaf tunnel depends on the stage of development of the leaf, the species of host plant and the…
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