Pepino mosaic virus

Potexvirus pepini Pepino mosaic virus General Pepino mosaic virus (PepMV) is a single-stranded RNA-virus (Potexvirus genus, Fexiviridae family) that was originally isolated from pepino ( Solanum muric

Root rot of carrot

Rhexocercosporidium carotae (Acrothecium carotae, Pseudocercosporidium carotae) Root rot of carrot General Black spots on cold-stored carrots are a major problem and can lead to significant postharves

Fusarium spp.

Fusarium spp. 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 wo

Grey mould

Botrytis cinerea (Botryotinia fuckeliana) Grey mould General Grey mould ( Botryotinia fuckeliana / Botrytis cinerea ) is a commonly found fungus in many environments. It survives in plant parts like b

Fusarium wilt

Fusarium wilt 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 c

Black rot of carrots

Alternaria radicina Black rot of carrots General The only known stage in all Alternaria species is the asexual stage. Conidia and mycelium overwinter in the soil and on crop residues and cause primary

Damping-off

Pythium aphanidermatum Damping-off 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

Powdery mildew

Erysiphe, Podosphaera, Oidium, Leveillula spp. Powdery mildew General Powdery mildew is a fungal disease that is caused by many different species of fungi such as Erysiphe, Podosphaera, Oïdium, Leveil

Downy mildew of Cucurbits

Pseudoperonospora cubensis Downy mildew of Cucurbits General Pseudoperonospora cubensis is a plant pathogen causing downy mildew on cucurbit crops like cucumber, cantaloupe, pumpkin, watermelon and sq

Phytophthora blight

Phytophthora infestans Phytophthora blight General Late blight (Phytophthora infestans f.sp. infestans) is also known as Phytophthora blight, tomato blight, early / late blight tomato, potato blight a