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
Gerbera flowers deform and discolour with the leaves turning bronze, mainly along the midrib. Even a mild infestation can cause enormous damage, and…
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…
with Stefan Wubben, Kees Hendriks runs a farm covering over six hectares along Hoefslag road in the Dutch village of Pijnacker. Built in 2011, the…
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…
20 days and lay 2-5 eggs per day. Feeding causes 'silvering' on leaves along with leaf, flower or fruit deformation. This species is the most…
direct influence on photosynthesis and therefore carbohydrates. Magnesium, along with potassium, is responsible for the export of sugars from the…
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