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Common Names of Plant Diseases
Diseases of Pecan
(Carya illinoinensis (Wang.) Koch.)
T. R. Gottwald, primary collator; updated by P. F. Bertrand, T. J.
Michailides, B. L. Teviotdale (last update 7/24/01)
BACTERIAL DISEASES
- Crown gall
- Agrobacterium tumefaciens
(Smith and Townsend 1907) Conn 1942
- Pecan bacterial leaf scorch
- Xylella fasidiosa Wells, Raju, Hung, Weisburg, Mandelco-Paul
& Brenner 1987
FUNGAL DISEASES
- Anthracnose
- Glomerella singulata
(Stoneman) Spauld. & H. Schrenk
- Colletotrichum gloeosporioides (Penz.)
Penz. & Sacc. in
Penz. [anamorph]
- Brown leaf spot
- Sirosporium
diffusum (Heald & F.A. Wolfe) Deighton in
M. B. Ellis
- = Cercospora fusca Rand
- Clitocybe root rot
- Armillaria
tabescens (Scop.) Emel.
- = Clitocybe tabescens (Scop.) Bres.
- = C. parasitica E.M. Wilcox
- Cotton root rot
- Phymatotrichopsis
omnivora (Duggar) Hennebert
- = Phymatotrichum omnivorum Duggar
- Downy spot
- Mycosphaerella
caryigena Demaree & J.R. Cole
- Pseudocercosporella caryigena
(Ellis & Everh.) Sivanesan
[anamorph]
- Eutypa dieback
- Eutypella
scorparia (Schwein.:Fr.) Ellis & Everh.
- = Eutypa heteracantha (Sacc.) Sacc.
- Gnomonia leaf spot
- Gnomonia
dispora Demaree & J.R. Cole ex Barr
- Heart rot
- Schizophyllum
commune Fr.:Fr.
- Leaf blotch
- Mycosphaerella
dendroides (Cooke) Demaree & Cole
- = Cercospora halstedii Ellis &
Everh. [anamorph]
- Liver spot
- Gnomonia caryae
F. A. Wolf
- Asteroma caryae (peck) Sutton [anamorph]
- Nursery blight
- Elsinoë
randii Jenk. & Bitancourt
- Sphaceloma randii Jenk. &
Bitancourt [anamorph]
- Physalospora canker
- Physalospora
abdita (Berk. & M.A. Curtis) N. Stevens
in
Voorhees
- = P. fusca N. Stevens
- Botryosphaeria
rhodina (Cooke) Arx
- = Physalospora rhodina Cooke)
- Phytophthora shuck and kernel rot
- Phytophthora
cactorum (Lebert & Cohn) J. Schröt.
- Pink mold
- Trichothecium
roseum (Pers.: Fr.) Link
- = Cephalothecium roseum Corda
- Powdery mildew
- Microsphaera penicillata
(Walr.: Fr.) Lév
- Scab
- Cladosporium
caryigenum (Ellis & Lang.) Gottwald
- Septoria leaf spot
- Septoria
caryae Ellis & Everh.
- Thread blight
- Ceratobasidium
sp.
- Twig die back
- Botryosphaeria
dothidea (Moug.:Fr.) Ces. & de Not.
- Fusicoccum aesculi Corda [anamorph]
- Vein spot
- Gnomonia
nerviseda J.R. Cole
- Leptothyrium nerviseda J.R. Cole
[anamorph]
- Violet root rot
- Helicobasidium
brebissonii (Desmaz.) Donk
- Rhizoctonia crocorum (Pers.: Fr.) DC.
[anamorph]
- Zonate leaf spot
- Grovesinia
pyramidalis M. Cline, Crane & Cline
- Cristulariella moricola (Hino)
Redhead [anamorph]
NEMATODES, PARASITIC
- Ring nematode
- Mesocriconema xenoplax (Raski) Loof & de Grisse
- Root knot nematode
- Meloidogyne
arenaria (Neal) Chitwood
- M. incognita
(Kofoid & White) Chitwood
- M. javanica
(Treub) Chitwood
- M
. partityla Kleynhans
PHYTOPLASMAL DISEASES
- Bunch disease
- Phytoplasma in subgroup III
PARASITIC HIGHER PLANTS
- Eastern leafy mistletoe
- Phoradendron
serotinum (Raf.) M.C. Johnst.
- = P. flavescens
(Pursh) Nutt.
MISCELLANEOUS DISEASES AND DISORDERS
- Algal leaf spot and twig infection
- Cephaleuros virescens
Kunze
- Little leaf
- Unknown
- Mouse ear
- Unknown
- Rosette
- Zinc deficiency
- Shuck decline
- Unknown
- Stem end blight
- Unknown
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