General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a sub-optimal condition or suffer from stress, caused for example by too much water, too hig
General Sclerotinia sclerotiorum, also known as cottony soft root, is a plant pathogenic fungus. It has a very wide range of host plants. Damage symptoms The first symptoms of a cottony soft root ( Sc
General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a range of host crops. Many species are considered weak pathogens and can only infect
General Litchi moth ( Cryptophlebia peltastica ) is native to Southern Africa and also occurs on the Indian Ocean islands of Madagascar, Mauritius, Reunion and Seychelles. Litchi moth is polyphagous a
General information Red scale or California red scale (Aonidiella aurantii) belongs to the Diaspididae family and is a pest found worldwide, mainly in citrus, but also in fig, cotton, mango, banana, a
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
General The codling moth ( Cydia pomonella ) is a notorious, worldwide pest of apple and also occasionally of pear, quince, peach and other fruits. It is very common in Europe. Damage symptoms After i
General The western flower thrips (Frankliniella occidentalis) is currently the most damaging thrips species in many greenhouse crops. The western flower thrips (Frankliniella occidentalis) can be fou