List of pecan diseases

This article is a list of diseases of pecans (Carya illinoinensis).

Bacterial diseases

Bacterial diseases
Crown gall Agrobacterium tumefaciens
Pecan bacterial leaf scorch Xylella fastidiosa

Fungal diseases

Fungal diseases
Anthracnose

Glomerella cingulata
Colletotrichum gloeosporioides [anamorph]

Brown leaf spot

Sirosporium diffusum
= Cercospora fusca

Clitocybe root rot Armillaria tabescens

= Clitocybe tabescens
= Clitocybe parasitica

Cotton root rot

Phymatotrichopsis omnivora
= Phymatotrichum omnivorum

Downy spot

Mycosphaerella caryigena
Pseudocercosporella caryigena [anamorph]

Eutypa dieback

Eutypella scorparia
= Eutypa heteracantha

Gnomonia leaf spot

Gnomonia dispora

Heart rot

Schizophyllum commune

Leaf blotch

Mycosphaerella dendroides
= Cercospora halstedii [anamorph]

Liver spot

Gnomonia caryae
Asteroma caryae [anamorph]

Nursery blight

Elsinoë randii
Sphaceloma randii [anamorph]

Pecan scab

Fusicladium effusum

Physalospora canker

Physalospora abdita
= Physalospora fusca
Botryosphaeria rhodina
= Physalospora rhodina

Phytophthora shuck and kernel rot

Phytophthora cactorum

Pink mold

Trichothecium roseum = Cephalothecium roseum

Powdery mildew

Microsphaera penicillata

Scab

Cladosporium caryigenum

Septoria leaf spot

Septoria caryae

Thread blight

Ceratobasidium sp.

Twig die back

Botryosphaeria dothidea
Fusicoccum aesculi [anamorph]

Vein spot

Gnomonia nerviseda
Leptothyrium nervisedum [anamorph]

Violet root rot

Helicobasidium brebissonii
Rhizoctonia crocorum [anamorph]

Zonate leaf spot

Grovesinia pyramidalis
Cristulariella moricola [anamorph]

Nematodes, parasitic

Nematodes, parasitic
Ring nematode

Mesocriconema xenoplax

Root knot nematode

Meloidogyne arenaria
Meloidogyne incognita
Meloidogyne javanica
Meloidogyne partityla

Phytoplasmal diseases

Phytoplasmal diseases
Bunch disease Phytoplasma in subgroup III

Miscellaneous diseases and disorders

Miscellaneous diseases and disorders
Algal leaf spot and twig infection Cephaleuros virescens
Little leaf Unknown
Mouse ear Unknown
Rosette Zinc deficiency
Shuck decline Unknown
Stem end blight Unknown

References

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