General The larvae of crane flies , called leatherjackets, live in the soil and feed on roots and shoots (which they pull into the ground of mainly…
states and parts of Canada. The cannabis aphid closely resembles the hop aphid ( Phorodon humuli ), to the point that microscopic analysis of the head…
cycle and appearance of Spotted wing drosophila Adult spotted-wing drosophila are small, 2-3 mm in lengthg, and have a wingspan of 6-8 mm. Males are…
leaves and the black dots of their excreta indicate their presence in the crop. The vigour of the plant is reduced by loss of chlorophyll. When…
benefits of bumblebees: Bumblebees provide maximum insurance for optimal pollination , due to their high amount of flower visits and large transfer of…
( Tetranychus urticae ) is a pest of many crops throughout the world. Despite their small size, they are capable of very rapidly doing severe damage,…
directly and indirectly. The type of damage depends on the species of the flies. Direct damage is the immediate result of larvae feeding on root hairs…
colour of the scale darkens as the female ages. The size, shape and characteristics of the female also vary with different host plants. The middle of…
serious and often abundant pest of roses. It is virtually cosmopolitan and widely spread in Europe. Life cycle and appearance of Rose aphid Aphids…
Pacific Coast of North America and parts of Europe. This species of cranberry belongs to the subgenus Oxycoccus and genus Vaccinium . This species of…
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