randomly on the plant. Their efficiency is seriously impaired by the presence of leaf hairs. The larvae are not easily observed and are mainly active…
for food on the underside of leaves. They often congregate in the axils of leaf veins to rest. Their colour can vary according to the prey eaten, and…
application and a couple of hours after the application. The humidity within the leaf canopy is often higher than the greenhouse humidity • …
Brown chafer (Serica brunnea) ; Anoxia villosa Dung beetles ( Aphodius spp.) Leaf beetles (Chrysomelidae): Flea beetles ( Phyllotreta spp.)…
be applied as foliar treatment. Pests Caterpillars (Lepidoptera): Tomato leaf miner moth ( Tuta absoluta ) ; European pepper moth ( Duponchelia…
hatching, the larvae begin to feed on plant tissue on the underside of the leaf. The larvae are smaller than the adults and lack wings. Depending on…
pathogens which land on the leaf surface and release pectolytic enzymes to digest cell wall pectin. The waxes and oils on the leaf surface serve as a…
yellowing of the foliage. As their populations grow, they can cause severe leaf damage, reduce photosynthesis, and impact fruit quality and yield.…
control in allium crops. Western Flower Thrips Frankliniella occidentalis on a leaf Nematodes to control caterpillars Nematodes to control…
to which the grower often responds by removing a head leaf. In this case, removing the head leaf may worsen the problem as it allows direct radiation…
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