General The American serpentine leaf miner ( Liriomyza trifolii ) originates from North America, but occurs also in Europe since about 1976. The American serpentine leaf miner ( Liriomyza trifolii ) i
General The southern European marshland pyralid or European pepper moth (Duponchelia fovealis) is a polyphagous species feeding on a wide range of hosts from 38 plant families. They include ornamental
General The cotton bollworm ( Helicoverpa armigera ) occurs in the tropics and sub-tropics of all continents except for North America. Larvae of the cotton bollworm ( Helicoverpa armigera ) are highly
General The fall armyworm is a polyphagous pest that is indigenous throughout the Americas. Recently, it has been found in Africa too. The caterpillars of fall armyworms feed on the leaves, stems and
General The beet armyworm (Spodoptera exigua) has become a regular problem for horticulturalists due to its resistance to nearly all insecticides, and its ability to develop on wild vegetation during
General The cotton leafworm (Spodoptera littoralis) is a highly polyphagous species feeding on plants of 40 families, containing 87 species of economic importance. It originates in Egypt, and is curre
General The cotton aphid ( Aphis gossypii ) is an extremely polyphagous aphid found on more than 700 plant species. Crop plants attacked by this aphid include cotton, citrus, coffee, cocoa, eggplant,
General The tobacco aphid ( Myzus persicae subsp. nicotianae ) probably evolved from the peach potato aphid in the Far East and is a key pest of tobacco crops in both the United States and South Ameri
Overview It is a pest of huge economic importance, which initially affected potatoes and in recent years has become a problem for other Solanaceae crops such as tomatoes, peppers, aubergines, and toba
General Impatiens thrips (Echinothrips americanus) is an increasing problem in greenhouse cultivation, having spread to many countries within the last 30 years. The thrips have mostly been able to spr