psylla General The pear psylla, Cacopsylla pyri , is a widely distributed pest of pear in central Europe and can inflict serious damage in pear…
Hemiptera Psyllids
Aphis nasturtii , has a nearly cosmopolitan distribution and is a major pest of potatoes, where it also transmits viruses. It also attacks a large…
mealybug Atrococcus mamillariae (formerly known as Spilococcus cactearum ) is a pest of cacti and other succulents. It was first described in England…
aphid, Aphis nerii , sometimes also called the milkweed aphid, is a common pest of several important ornamental plants in the families Apocynaceae and…
brassicae) is a highly polyphagous defoliator. Besides being a major cabbage pest, it feeds on 70 plants of 22 families, among them crops such as…
habit of the caterpillars of this species makes them very difficult to control with synthetic pesticides. Life cycle and appearance of Southern…
General The oak processionary moth ( Thaumetopoea processionea ), is a major pest of oak in many European countries. The common and scientific names…
General The woolly aphid, Eriosoma lanigerum , is a serious worldwide apple pest. It is probably of North American origin and has been distributed to…
as well as herbaceous forms - of 42 plant families, and it is the major pests in carnation cultures throughout the Mediterranean region, particularly…
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