Grape mealy bug

General Mealy bug causes increasing threat to grape cultivation which leads to considerable yield loss. Damage symptoms Adults and nymphs suck the sap from the leaves, shoots, flowers and grape bunche

Beetles

Coleoptera Beetles What are beetles? Beetles belong to the order Coleoptera, a well-known group of insects that are easily recognizable on account of their hard wing covers (elytra). With more than 35

Crane flies

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 grasses and cereal crops. The adults do not cause an

Tobacco whitefly

General The tobacco whitefly ( Bemisia tabaci ) belongs to the family Aleyrodidae , and the sub-family Aleyrodinae . This insect was first identified on tobacco in Greece in 1889, hence the name tabac

Potato aphid

General The potato aphid ( Macrosiphum euphorbiae ) is of North American origin, but is these days distributed throughout the world. It is a highly polyphagous species with a preference for Solanaceae

Woolly apple aphid

General The woolly aphid, Eriosoma lanigerum , is a serious worldwide apple pest. It is probably of North American origin and has been distributed to other parts of the world mainly via infested apple

Click beetles

General Click beetles are elongate beetles with a hard exoskeleton, with the head deeply retracted into the thorax. When disturbed they lie on their back feigning death and then suddenly propel themse

Avocado

About The avocado ( Persea americana ), also named ‘alligator pear’ is a tree originating in South Central Mexico. Its nick name points to its fruit which is botanically speaking a large berry with on

Thrips

Thysanoptera Thrips What are thrips? Several species of thrips are a major problem in greenhouse horticulture. The Western flower thrips ( Frankliniella occidentalis ) is the most damaging species. Th

Greenhouse whitefly

General The greenhouse whitefly ( Trialeurodes vaporariorum ) is one of the major pests of vegetable and ornamental crops in greenhouses throughout the world. The greenhouse whitefly ( Trialeurodes va