Pyrenophora graminea Leaf stripe General Pyrenophora graminea is a disease of Barley that causes significant yield losses. Life cycle and appearance…
Xanthomonas vesicatoria Bacterial spot General Xanthomonas vesicatoria is a bacterium that causes bacterial leaf spot on peppers and tomatoes. Life…
Alternaria solani Early blight General The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the…
Pythium aphanidermatum Damping-off General Pythium is considered a ‘weak pathogen’, meaning that it can usually only affect plants that are in a…
Erwinia carotovora subsp. carotovora (syn. Pectobacterium carovora) Bacterial soft rot, bacterial stem rot General Erwinia carotovora subsp.…
Ascochyta pisi Pea blight, leaf and pod spot General Ascochyta pisi is a fungal plant pathogen that causes A scochyta blight on pea (leaf blight or…
Xanthomonas fragariae Angular leaf spot General Xanthomonas fragariae is a leaf spot disease found in strawberry. Life cycle and appearance of Angular…
Sclerotinia sclerotiorum Cottony soft rot General Sclerotinia sclerotiorum, also known as cottony soft root, is a plant pathogenic fungus. It has a…
Pseudoperonospora cubensis Downy mildew of Cucurbits General Pseudoperonospora cubensis is a plant pathogen causing downy mildew on cucurbit crops…
Pestalotiopsis clavispora Root and crown rot of strawberry General New diseases in strawberry have been ascribed to Pestalotiopsis clavispora in the…
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