saprophytes, V erticillium albo-atrum and Verticillium dahlia e are the most important plant pathogens. Verticillium dahlia causes verticillium wilt and early
remain healthier. Koppert believes that sharing this knowledge can play an important role towards achieving 100% sustainable horticulture and agriculture, while
as long as ten years. Seed-borne transmission does occur, but is less important from an epidemiological point of view. The teliospores germinate in response
sometimes also called the milkweed aphid, is a common pest of several important ornamental plants in the families Apocynaceae and Asclepiadaceae. It is
The two-spotted spider mite ( Tetranychus urticae ) is by far the most important species in greenhouses and many outdoor crops. Damage symptoms Larvae,
countries, the onion thrips (Thrips tabaci) has been identified as an important vector of tomato spotted wilt virus. Life cycle and appearance of Onion
General Cutworms ( Agrotis spp.) are occurring worldwide. Important species are for instance the black cutworm Agrotis ipsilon and the turnip moth Agrotis
affecting cucumber. Damage symptoms The cotton aphid ( Aphis gossypii ) is an important vector for viral diseases. This aphid species can transmit more than 50
honeydew, whitefly reduces the aesthetic value of crops. This is particularly important in ornamentals . The honeydew deposited on fruit makes it sticky. Dirt
General The Asian citrus psyllid, ( Diaphorina citri ), is an important pest of citrus in several countries as it is a vector of a serious citrus disease
