leaves themselves can shrivel. Onion thrips (Thrips tabaci) is found mostly along the main leaf veins, with most damage evident where these veins…
cm above the crop in a location where they can easily be inspected (e.g. along the centre aisle of the greenhouse) Distribute the traps as evenly as…
protected farmland, the ranch produces various tomato and cucumber varieties, along with 55 hectares of open-field Brussels sprouts annually. These…
are 1.7 - 3.6 mm long, elongated, with a dark longitudinal stripe running along the dorsal surface. In green individuals, this stripe is dark green,…
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
of the males. The back is marked with a broad cream or light brown band along the back, which is sometimes constricted to form one or more…
of the tobacco whitefly ( Bemisia tabaci ) are held vertical and parallel along the body. Damage symptoms The larvae of whitefly need a lot of protein…
plums, the first symptoms are irregular chlorosis or browning of leaves along the margin or the tip from early to midsummer. The necrotic area spreads
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