short hairs and small white patches. The larva has five pairs of prolegs; one pair of prolegs protrudes from the posterior end, forming a distinctive…
a sickle-shaped 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…
reducing photosynthesis and transpiration. Viruses can be transmitted from one plant to another. Both T. vaporariorum and B. tabaci are known to…
After moulting to the third larval stage the larvae stay in their cuticle for one or two days and then emerge as adults. This stage is often…
y of the host plant. This susceptibility can also vary considerably from one cultivar to another. Indirect damage arises when disease causing fungi or
whitefly General The greenhouse whitefly ( Trialeurodes vaporariorum ) is one of the major pests of vegetable and ornamental crops in greenhouses…
scattered over the entire plant where they deposit their eggs. This is why on one leaf all different developmental stages can be found together. When…
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