This article is a list of diseases of mustard (Brassica juncea var. crispifolia and B. nigra).
Bacterial diseases
Bacterial diseasesBacterial black rot Xanthomonas campestris pv. campestrisBacterial soft rotErwinia carotovora Pseudomonas marginalis pv. marginalisXanthomonas leaf spot Xanthomonas campestris pv. armoraciae
Fungal diseases
Fungal diseasesAlternaria black spot Alternaria brassicae Alternaria brassicicola Alternaria raphaniAnthracnose Colletotrichum gloeosporioides Glomerella cingulata [teleomorph] Colletotrichum higginsianumBlack leg (leaf, root and stem rot) Leptosphaeria maculans Phoma lingam [anamorph]Black root Aphanomyces raphaniCercospora leaf spot Cercospora brassicicolaClubroot Plasmodiophora brassicaeDamping-off Fusarium spp. Rhizoctonia solani Thanatephorus cucumeris [teleomorph]Downy mildew Peronospora parasiticaHead rot Rhizoctonia solaniLeaf spot Myrothecium roridum Phyllosticta brassicae Phyllosticta brassicinaPowdery mildew Erysiphe polygoniSclerotinia stem rot Sclerotinia sclerotiorumSouthern blight Sclerotium rolfsii Athelia rolfsii [teleomorph]White rust Albugo candida (Peronospora sp. commonly present in staghead phase) White leaf spot Pseudocercosporella capsellaeWirestem Rhizoctonia solaniYellows Fusarium oxysporum
Miscellaneous diseases and disorders
Miscellaneous diseases and disordersAutogenic necrosis Genetic disorder
Nematodes, parasitic
Nematodes, parasiticRoot-knot Meloidogyne spp.
Viral diseases
Viral diseasesMosaic Cauliflower mosaic virusRai mosaic virus Turnip yellow mosaic virus
References Common Names of Diseases, The American Phytopathological Society