This article is a list of diseases of rapeseed and canola (Brassica napus and B. rapa or B. campestris).
= Xanthomonas campestris pv. aberrans
Pseudomonas marginalis pv. marginalis
Streptomyces scabiei = Streptomyces scabies
Alternaria brassicae
Alternaria brassicicola
Alternaria japonica
= Alternaria raphani
Colletotrichum gloeosporioides
Glomerella cingulata [teleomorph]
Colletotrichum higginsianum
Leptosphaeria maculans
Phoma lingam [anamorph]
Rhizoctonia solani
Thanatephorus cucumeris [teleomorph]
Fusarium oxysporum f.sp. conglutinans
Botrytis cinerea
Botryotinia fuckeliana [teleomorph]
Rhizoctonia solani
Thanatephorus cucumeris [teleomorph]
Alternaria alternata
Ascochyta spp.
Pyrenopeziza brassicae
Cylindrosporium concentricum [anamorph]