Erysiphe, Podosphaera, Oïdium, Leveillula Powdery mildew General Powdery mildew is a fungal disease that is caused by many different species of fungi…
Thanatephorus cucumeris Thanatephorus cucumeris General Thanatephorus cucumeris was long known as Rhizoctonia solani , the vegetative stage. It was…
Botryotinia fuckeliana Grey mould General Grey mould ( Botryotinia fuckeliana / Botrytis cinerea ) is a commonly found fungus in many environments. It…
Pseudoperonospora cubensis Downy mildew of Cucurbits General Pseudoperonospora cubensis is a plant pathogen causing downy mildew on cucurbit crops…
rhizogenes, Rhizobium radiobacter Crazy roots, hairy roots, crown gall General Rhizobium bacteria are soil bacteria that fix nitrogen after becoming e
Mycosphaerella cucumis (Didymella bryoniae) Gummy stem blight General Mycosphaerella cucumis (Didymella bryoniae) is a fungal plant pathogen that…
Fusarium oxysporum Fusarium wilt General Fusarium is a group of soil-borne fungi with many different species. Fusarium is widespread and can infect a…
Fusarium species only make asexual spores. Some also produce ascospores. In general, the life cycle of different Fusarium species is similar. Fusarium…
Pythium ultimum Black leg of seedlings General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a s
Clavibacter michiganensis sp. Bacterial canker of tomato General Clavibacter is a quarantine organism in Europe, which means that strong efforts are…
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