arranged in pairs. The integument and hairs that clothe the body vary considerably with different provenances. In general, the integument is darker in…
plantaginea lays eggs in autumn in bark crevices on spurs and smaller branches, and on the base of buds of apple trees. The eggs hatch in spring and…
horse-chestnut leaf miner overwinters in the pupal stage in a cocoon in dead leaves. The emergence of adults in spring occurs in April and May,…
white skin, betraying their presence in the crop. The yellow rose aphid is holocyclic in North America (i.e. they mate in autumn and produce eggs to…
during the autumn.. Larvae overwinter in the soil, usually in the third instar stage. and start feeding again in spring. They become active again and…
(Frankliniella occidentalis) usually pupate in the ground, although pupae can also be found on leaves, in flowers or in other sheltered places. The…
individuals. The larvae usually stay in their nests during the day leaving at night in a characteristic procession to feed in the canopy of the trees.…
as a consequence of the trade in foliage plants. Impatiens thrips (Echinothrips americanus) has a wide range of hosts. In addition to many ornamental…
y gerbera. In chrysanthemum too, this species is an increasing problem, and it has caused problems in sweet pepper since the mid 1980’s. In protected…
thrips (Thrips tabaci) usually pupate in the ground, although pupae can also be found on leaves, in flowers or in other sheltered places. The prepupal…
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