still plays a main role in the preparation of Mexican food dishes. The leafy stalk of the corn plant produces separate pollen and ovuliferous…
commercial cultivars are now complex hybrids. The crop has tall, fibrous stalks with distinctly jointed internodes. These are rich in sucrose and can…
distinct market. Sunflower hybrids vary in terms of yield potential, seed size, stalk height, standability, and disease resistance. While commercial…
growth. Leaf feeding is mainly concentrated on the underside near the leaf stalk, which tends to cause the leaf to turn brown and curl up. A typical…
larvae eating the younger. Eggs are often ignored because they stand on stalks. Adults make no contribution to biological control. They feed…
occidentalis) are laid in leaves, flower petals and in the soft parts of stalks. They are inserted into the plant tissue with a saw-like ovipositor.…
damage is caused by extensive mines, leaving the outer layers of the leaf and stalk intact. Shortly before pupating, the grown larva cuts a…
upper and lower surface of leaves close to the veins, or low on the stem or stalk close to the ground. The pinkish red eggs are about 0.5 mm in…
irregular ripening in tomatoes and sweet peppers, yellowing of the flower stalks in gerbera, and serious yellowing of the leaves of French beans.…
adults. Pupal stage: Larvae pupate in various places, on any convenient stalk or on the underside of leaves or on even greenhouse materials. Pupae…
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