List of cassava diseases

This article is a list of diseases of cassava (Manihot esculenta).

Bacterial and Phytoplasma diseases[]

Bacterial and mycoplasma-like diseases
Antholysis	Phytoplasma
Witches' broom	Phytoplasma
Bacterial blight	Xanthomonas axonopodis pv. manihotis
Bacterial angular leaf spot	Xanthomonas campestris pv. cassavae
Bacterial stem gall	Agrobacterium tumefaciens Biovar 1
Bacterial stem rot	Erwinia carotovora subsp. carotovora
Bacterial wilt	Erwinia herbicolaa

Fungal diseases
Anthracnose	Colletotrichum gloeosporioides = Glomerella cingulata [teleomorph] Colletotrichum graminicola Glomerella graminicola [teleomorph]
Armillaria root rot (shoestring root rot)	Armillaria mellea Rhizomorpha subcorticalis [anaomorph]
Black root and stem rot	Scytalidium sp. Hendersonula toruloidea [syanamorph]
Blight leaf spot	Cercospora vicosae
Brown leaf spot	Cercosporidium henningsii Mycosphaerella henningsii [teleomorph]
Cassava ash	Oidium manihotis
Concentric ring leaf spot	Phyllosticta manihotae
Dematophora root rot (Rosellinia root rot)	Dematophora necatrix Rosellinia necatrix [teleomorph]
Diplodia root and stem rot	Diplodia manihoti
Fusarium root rot	Fusarium oxysporum Fusarium solani Nectria haematococca [teleomorph]
Rigidopurus root rot	Rigidoporus microporus = Rigidoporus lignosus
Rust	Uromyces spp.
Sclerotium root rot (southern blight)	Sclerotium rolfsii Athelia rolfsii [teleomorph]
Superelongation	Sphaceloma manihoticola Elsinoë brasiliensis [teleomorph]
Verticillium root and stem rot	Verticillium dahliae
White leaf spot	Phaeoramularia manihotis

Oomycete diseases
Phytophthora root rot	Phytophthora cryptogea Phytophthora drechsleri Phytophthora erythroseptica Phytophthora nicotianae var. parasitica
Pythium root rot	Pythium spp.

Miscellaneous diseases and disorders
Post-harvest root rot	Physiologic and pathogenic deteriorations
Root smallpox disease	Microbial rotting after feeding by Cyrtomenus bergi

Viruses are a severe problem in the tropics. Viruses are the primary reason for the complete lack of yield increases in the 25 years up to 2019.^[1]

Viral diseases
African cassava mosaic	African cassava mosaic virus (ACMV)
Cassava brown streak disease	Cassava brown streak virus^[2] (CBSV)
Cassava common mosaic	Cassava common mosaic virus (CsCMV)
Cassava frogskin	Cassava frogskin Associated Virus ^[3] (CsFSaV)
Cassava green mottle	Cassava green mottle virus^[4] (CGMV)
Cassava symptomless infections	Cassava American latent virus (CsAlV) Cassava Ivorian bacilliform virus^[5] (CIBV)
Cassava vein mosaic	Cassava vein mosaic virus (CsVMV)
Indian cassava mosaic	Indian cassava mosaic virus (ICMV)

^ Afedraru, Lominda (2019-01-31). "Uganda to launch innovative gene-edited cassava research". Alliance for Science. Retrieved 2021-08-15.
^ McGrath, Matt (2011-11-17). "UN warns of staple crop virus 'epidemic'". BBC News. Retrieved Jun 29, 2019.
^ Di Feo, L.; Zanini, A.; Rodríguez Pardina, P.; Cuervo, M.; Carvajal-Yepes, M.; Cuellar, W. J. (2015). "First Report of Cassava common mosaic virus and Cassava frogskin-associated virus Infecting Cassava in Argentina". Plant Disease. 99 (5): 733. doi:10.1094/PDIS-10-14-1088-PDN. hdl:10568/66634.
^ "Cassava green mottle". Retrieved Jun 29, 2019.
^ Scott SW, MacFarlane SA, McGavin WJ, Fargette D. (May 17, 2014). "Cassava Ivorian bacilliform virus is a member of the genus Anulavirus". Arch. Virol. 159 (10): 2791–3. doi:10.1007/s00705-014-2086-3. PMID 24838850.CS1 maint: multiple names: authors list (link)