General The yellow rose aphid , Rhodobium porosum , is probably of North American origin but is now widely distributed in Europe, North Africa, parts of Asia and South America. It attacks plants of th
General Acyrthosiphon malvae rogersii is a pest of strawberry that is widely distributed in northern and western Europe. Damage symptoms Wingless aphids may form large colonies on young strawberry fol
General The Japanese beetle, Popillia japonica , originates from north-eastern Asia. It was first observed in the US more than 100 years ago. Although not a pest in Japan, extensive turf, and a lack o
General The chafers are beetles of the Scarabaeidae family. The larvae of both species live in the soil and feed on the roots of many plants. They are a serious pest that can cause substantial damage.
General The rosy apple aphid, Dysaphis plantaginea , is a serious apple pest. It is widespread in Europe and also occurs in Africa, North and South America, and Asia and can cause severe damage to bot
Overview They belong to the Curculionidae family, which is made up of more than 40,000 species. They have very hard bodies and are small in size. They prefer crops from the Solanaceae family, especial
General The red palm weevil ( Rhynchophorus ferrugineus ), also known as palm weevil, Asian palm weevil or Sago Palm Weevil originates from tropical Asia, but has spread to Africa and Europe with dist
Biological control of spider mites and other mites Spider mites and other mite species can rapidly infest greenhouse and field crops, feeding on plant cells and causing leaf discoloration, reduced pho
Biological control of caterpillars Caterpillars are highly destructive pests that feed on leaves, stems and fruits, causing serious damage to greenhouse and field crops. Their feeding reduces photosyn
Biological control of whitefly Whiteflies are common pests in greenhouse and field crops, feeding on plant sap and transmitting harmful viruses. Their feeding weakens plants, causes leaf yellowing and