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 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 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 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,
University, Greener Solutions, Ludvig Svensson, Ridder Group, Rijk Zwaan, Control Union and Koppert South Africa all contribute a broad spectrum of knowledge
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