List of hop diseases

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This article is a list of diseases of hops (Humulus lupulus).

Contents

[edit] Bacterial diseases

Bacterial diseases
Bacterial disease Corynebacterium sp.
Crown gall Agrobacterium tumefaciens

[edit] Fungal diseases

Fungal diseases
Alternaria cone disorder Alternaria alternata = Alternaria tenuis
Armillaria root rot (shoestring root rot) Armillaria mellea

Rhizomorpha subcorticalis [anamorph]

Black root rot Phytophthora citricola = P. cactorum var. applanat
Canker Fusarium sambucinum

Gibberella pulicaris [teleomorph]

Downy mildew Pseudoperonospora humuli
Gray mold Botrytis cinerea

Botryotinia fuckeliana [teleomorph]

Leaf spots Septoria humuli = Ascochyta humuli

Mycocentrospora cantuariensis = Cercospora cantuariensis

Phoma wilt Phoma herbarum.
Powdery mildew Sphaerotheca macularis = Sphaerotheca humuli
Rosellinia root rot (Dematophora root rot) Rosellinia necatrix

Dematophora necatrix [anamorph]

Sclerotinia wilt Sclerotinia sclerotiorum
Verticillium wilt Verticillium albo-atrum

V. dahliae

[edit] Miscellaneous diseases and disorders

Miscellaneous diseases and disorders
Aphid blight (hop aphid) Phorodon humuli
Chlorotic disease Undetermined
Red spider (two-spotted spider mite) Tetranychus urticae
Small hop Undetermined
Sooty mold Several fungal species including Cladosporium spp. (surface molds only, not pathogens)
Weevil, clay colored Otiorhynchus singularis

[edit] Nematodes, parasitic

Nematodes, parasitic
Cyst (eelworm) Heterodera humuli
Dagger Xiphinema diversicaudatum

X. americanum

Root-knot Meloidogyne hapla

M. incognita
M. javanica

[edit] Virus and viroid diseases

Virus and viroid diseases
American hop latent American hop latent virus
Hop latent Hop latent virus

Hop latent viroid

Hop mosaic Hop mosaic virus

Hop stunt viroid

Nettlehead Arabis mosaic virus
Ringspot Prunus necrotic ringspot virus
Split leaf blotch Arabis mosaic virus


[edit] References