Pests Greenhouse whitefly ( Trialeurodes vaporariorum ); Tobacco whitefly ( Bemisia tabaci ). Mode of action Adult female parasitic wasps parasitise the second and third larval stage of the whitefly .
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 As the name implies, the European red mite, Panonychus ulmi , is mainly a pest of fruit trees (apple, pear, plum and cherry). However, it can attack a large scale of other woody plants and is
General Larvae of the flies Lyprauta cambria, Proceroplatus trinidadensis and Lyprauta chacoensis (family Keroplatidae) have been associated with root damage in potted orchids, especially in greenhous
General These three species of Diaspi s are very similar in their appearance and damage symptoms. Here, the Boisduval scale is described in more detail, as it is the most important one. The Boisduval
General The diamond back moth (Plutella xylostella) belongs to the family of Plutellidae . It only attacks Brassicaceae species, including cruciferous weeds. The diamond back moth (Plutella xylostella
General The cabbage moth (Mamestra 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 sweet pepper, tomat
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
Sjaak van Dijk’s father was already using the predatory mite Phytoseiulus persimilis and Sjaak himself has always used it. However, Sjaak recently made the switch to Spidex Vital . His initial experie
Pests Greenhouse whitefly ( Trialeurodes vaporariorum ); Tobacco whitefly ( Bemisia tabaci ). Mode of action Adult female parasitic wasps parasitise the third and fourth larval stage of the whitefly .