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List of hazelnut diseases

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


Bacterial diseasesEdit

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

Fungal diseasesEdit

Viral diseasesEdit

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

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

Phytoplasmal and spiroplasmal diseasesEdit

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

Miscellaneous diseases and disordersEdit

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.