Biology Reference
In-Depth Information
L EAF S POT . Cercospora rudbeckii, IA; Septoria
lepachydis, WI.
P HYLLODY , Phytoplasma, MD.
P OWDERY
L EAF S POT . Ascochyta lycopersici, DE, IL, IN,
NY; Cercospora melongenae, CA;
Phyllosticta solani, LA; P. hortorum, LA,
NJ; Septoria lycopersici, IN, MD, NC, VA;
Stemphylium solani, FL.
N EMATODE , Golden. Globodera rostochiensis
(formerly, Heterodera rostochiensis).
N EMATODE , Lesion. Pratylenchus pratensis, TX.
N EMATODE , Root Knot. Meloidogyne hapla; M.
incognita; M. javanica.
N EMATODE , Tobacco Cyst. Heterodera tabacum,
VA.
P OWDERY
M ILDEW .
Golovinomyces
cichoracearum, Canada.
R OT , Root.
Phymatotrichum omnivorum,
TX.
R OT , Stem. Sclerotinia sclerotiorum.
V IRUS . Mosaic, unidentified, NY.
W ILT . Verticillium dahliae, OR.
Echinochloa (Barnyardgrass)
M ILDEW .
Golovinomyces
cichoracearum, NJ, VA.
R OT , Charcoal. Macrophomina phaseoli, NJ.
R OT ,Collar.Fusarium solani f. sp. eumartii,CA.
R OT , Cottony Leak. Pythium aphanidermatum,
CA, FL, TN.
R OT , Fruit. Colletotrichum truncatum, MS;
Phytophthora parasitica, FL, IN; Rhizopus
stolonifer, CA, IN, TX.
R OT , Gray Mold. Botrytis cinerea, CA, CT, MA,
NJ, VA, WA.
R OT ,Root.Phymatotrichum omnivorum,TX.
R UST . Puccinia substriata (I), AL, FL, GA, IA, TX.
V IRUS . Eggplant Mosaic; Cucumber Mosaic;
Beet Curly Top, OR, TX, WA, Tomato Spot-
ted Wilt.
W ILT . Fusarium sp.; Verticillium albo-atrum,
general.
Phomopsis blight and Verticillium wilt are the
two most important eggplant diseases. Choose
varieties resistant to blight and for wilt plant
a long rotation, which does not include tomatoes,
potatoes, or raspberries.
R OT , Root. Pythium arrhenomans, LA.
Eclipta
B LIGHT . Sclerotinia minor, OK.
Eggplant (Solanum melongena)
A NTHRACNOSE . Colletotrichum spp.;
Gloeosporium melongenae, NJ to FL, IA,
TX; Glomerella cingulata, IA.
B ACTERIAL Canker. Clavibacter michiganense,
WY.
B ACTERIAL Soft Rot. Erwinia carotovora, NJ.
B ACTERIAL Wildfire. Pseudomonas syringae pv.
tabaci.
B ACTERIAL Wilt. Pseudomonas solanacearum,
general.
B LIGHT , Early. Alternaria solani, occasional, NY
to FL, LA, WI.
B LIGHT , Late. Phytophthora infestans, FL, NY.
B LIGHT , Phomopsis; Fruit Rot. Phomopsis
vexans, general.
B LIGHT , Southern. Sclerotium rolfsii, VA to FL,
LA, WI.
D AMPING -O FF . Pythium debaryanum, CT, LA,
NY; Rhizoctonia solani, also stem and fruit
rot, general.
D ODDER . Cuscuta spp., KS, NJ, PA, VA.
D OWNY M ILDEW . Peronospora tabacina, SC.
F RUIT
Elaeagnus (Russian-Olive, Silverberry)
B ACTERIAL Crown Gall. Agrobacterium
tumefaciens, GA; Hairy Root, A. rhizogenes,
IA.
B LIGHT , Southern. Sclerotium rolfsii, TX.
B LIGHT , Stem and Branch, Bark and Cambium
Necrosis. Botryodiplodia theobromae, ND,
SD, Southern Plains, NE, Great Plain states.
B LIGHT , Thread. Rhizoctonia ramicola, FL.
B LIGHT , Tip. Gloeosporium fructigenum.
S POT .
Diplodia
natalensis,
FL;
Lasiodiplodia theobromae, GA.
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