List of hazelnut diseases

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This article is a list of diseases of hazelnut (Corylus avellana & Corylus spp.).

Contents

[edit] Bacterial diseases

Bacterial diseases
Bacterial blight Xanthomonas arboricola pv. corylina
Bacterial canker Pseudomonas syringae pv avellanae
Crown gall Agrobacterium tumefaciens

[edit] Fungal diseases

Fungal diseases
Anthracnose

Piggotia coryli
= Monostichella coryli
= Gloeosporium coryli
= Labrella coryli
Armillaria root disease Armillaria spp.
Borro sec Cryptosporiopsis tarraconensis
Cytospora canker Cytospora spp.
Eastern filbert blight Anisogramma anomala
Kernel molds

Mycosphaerella punctiformis [teleomorph]
Ramularia sp. [anamorph]
Phomopsis spp.
Septoria ostryae
Kernel spot Nematospora coryli
Leaf blister Taphrina coryli
Leaf spots

Anguillosporella vermiformis
Asteroma coryli
Cercospora corylina
Cercospora coryli
Mamianiella coryli
Monochaetia coryli
Mycosphaerella punctiformis [teleomorph]
Ramularia sp. [anamorph]
Phyllosticta coryli
Ramularia coryli
Septoria ostryae
Sphaceloma coryli
Nectria canker Nectria ditissima
Texas root rot Phymatotrichopsis omnivora
Powdery mildew Microsphaera coryli

Microsphaera ellisii
Microsphaera hommae
Microsphaera verruculosa
Phyllactinia guttata
= Phyllactinia suffulta
Rust Pucciniastrum coryli

[edit] Viral diseases

Viral diseases
Hazelnut mosaic genus Ilarvirus, Apple mosaic virus (ApMV)

genus Ilarvirus, Prunus necrotic ringspot virus (PNRSV)
genus Ilarvirus, Tulare apple mosaic virus (TAMV)

[edit] Phytoplasmal and spiroplasmal diseases

Phytoplasmal and spiroplasmal diseases
Filbert Stunt unknown, suspect a phytoplasma
Hazelnut Yellows phytoplasma(s)

[edit] Miscellaneous diseases and disorders

Miscellaneous diseases and disorders
Blanks empty nut shells, cause unknown
Brown Stain brown liquefied portions of shell and kernel, cause unknown
Catkin Blast deformed catkins, cause unknown
Sun Scald high temperature
Wet Feet saturated soil conditions for extended periods.


[edit] References