on 2 hectares. He started his orchard in 1987 and used conventional pest control until 2016, when he switched to organic methods. The French fruit…
Thanatephorus cucumeris Thanatephorus cucumeris General Thanatephorus cucumeris was long known as Rhizoctonia solani , the vegetative stage. It was…
Clavibacter michiganensis sp. Bacterial canker of tomato General Clavibacter is a quarantine organism in Europe, which means that strong efforts are…
at a glance whether or not the natural enemies are keeping things under control. There is intensive remote contact with the Koppert consultant using…
Erysiphe, Podosphaera, Oïdium, Leveillula Powdery mildew General Powdery mildew is a fungal disease that is caused by many different species of fungi…
Pseudoperonospora cubensis Downy mildew of Cucurbits General Pseudoperonospora cubensis is a plant pathogen causing downy mildew on cucurbit crops…
Botryotinia fuckeliana Grey mould General Grey mould ( Botryotinia fuckeliana / Botrytis cinerea ) is a commonly found fungus in many environments. It…
Mycosphaerella cucumis (Didymella bryoniae) Gummy stem blight General Mycosphaerella cucumis (Didymella bryoniae) is a fungal plant pathogen that…
Rhizobium rhizogenes, Rhizobium radiobacter Crazy roots, hairy roots, crown gall General Rhizobium bacteria are soil bacteria that fix nitrogen after…
Phorodon cannabis Cannabis aphid General Although it was first described in 1860, the cannabis aphid ( Phorodon cannabis ; a.k.a. bhang aphid or hemp…
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