basidiospores fuse in the middle with a basidiospore of the other mating type so that H-shaped structures are formed. These can germinate directly or…
can also be found as secondary pathogen in plants that are infected by other pathogens. The bacteria that causes black leg in potato is a different…
the fungus. In cultivars that are more resistant, this happens faster so the lesions remain smaller. Based on the research that has been done on the…
General Mycosphaerella cucumis (Didymella bryoniae) is a fungal plant pathogen that causes gummy stem blight. Life cycle and appearance of Gummy stem…
has not yet been defined. The assumption is that the bacteria survive in the soil, but it is possible that first infection is from the propagation…
vesicatoria Bacterial spot General Xanthomonas vesicatoria is a bacterium that causes bacterial leaf spot on peppers and tomatoes. Life cycle and…
Oïdium, Leveillula Powdery mildew General Powdery mildew is a fungal disease that is caused by many different species of fungi such as Erysiphe,…
of wheat General Ustilago nuda f.sp. tritici is a basidiomyceteous fungus that affects wheat. It is also known as loose wheat smut, or loose smut of…
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…
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