period of 2 to 3 months. After leaving the egg sac, the crawlers settle along the midribs and veins of the leaves. The next two instars migrate to the…
nigrum. Life cycle and appearance of Tomato leafminer The female moth of the tomato leaf miner ( Tuta absoluta ) lays about 260 eggs. The eggs of the…
show signs of wilting during the day which may disappear in the early stages of infection. Under conditions favourable for the bacteria, the whole…
found on the oldest leaves. The adult emerges from the pupa via a T-shaped fissure. The adult whiteflies can usually be found in the top of the plant…
produced, the haustoria, from which the fungus penetrates the plant cell and takes up nutrients from the epidermal layer of plant cells. Most of the…
finally the adult insect. The eggs of the western flower thrips (Frankliniella occidentalis) are laid in leaves, flower petals and in the soft parts o…
lesions on the stem. As the damage progresses, it causes darkening and rotting of the stem, resulting in the destruction of the cortex and the main…
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,…
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.…
peppers, yellowing of the flower stalks in gerbera, and serious yellowing of the leaves of French beans. Other symptoms include the appearance of…
Get the latest news and information about your crops directly in your mailbox