Biology Reference
In-Depth Information
R
OT
, Stem. Sclerotinia sclerotiorum, MA.
V
IRUS
. Tobacco Ring Spot, GA, VA;
Yellow Mottle, Mexico; Yellow Mosaic
Virus, TX.
W
ILT
. Fusarium oxysporum f. sp. vasinfectum,
CT to FL, AZ, TX; Verticillium albo-atrum,
widespread.
N
EMATODE
, Lesion. Pratylenchus musicola
(
P. coffeae
), CA.
N
EMATODE
, Root Knot. Meloidogyne sp., CA.
N
ONPARISITIC
. Bitter Pit
and Dry Rot of fruit.
Overnutrition
Exanthema. Dieback. Deficiency of organic
matter.
Fruit Pit. Boron deficiency.
Soft Nose. Blue Nose. Moisture supply. On vari-
ety Sevillano only.
R
OT
, Root. Armillaria mellea, CA, TX;
Phymatotrichum
Oleander (Nerium)
A
NTHRACNOSE
, Leaf Spot. Gloeosporium sp.,
MA, MS, NJ, TX.
B
ACTERIAL
Knot. Pseudomonas syringae pv.
tonelliana, AZ, CA, CT.
B
ACTERIAL
, Leaf Scorch. Xylella fastidiosa, FL,
Costa Rica.
B
LIGHT
, Stem and Leaf. Pseudomonas syringae,
CA.
C
ANKER
; Witches' Broom. Sphaeropsis sp., FL.
D
ODDER
. Cuscuta indecora, FL.
L
EAF
S
CORCH
. Xylella fastidiosa, LA.
L
EAF
S
POT
. Alternaria sp. (
Macrosporium nerii
),
AL, CA, FL, GA, MS; Cercospora neriella,
also pod spot, AL, FL, LA, TX; Phyllosticta
nerii, FL, LA, MI, TX; Septoria oleandrina,
CA, FL, LA.
R
OT
,
omnivorum,
TX;
Polyporus olaea, CA;
Fusarium solani,
Argentina.
R
OT
,
Root,
Twig Wilt.
Phytophthora
nicotianae, Argentina.
V
IRUS
. Sickle Leaf.
W
ILT
. Verticillium albo-atrum, CA.
Oncoba
R
OT
, Root. Phymatotrichum omnivorum, TX.
Onion (Allium cepa)
Root.
Clitocybe
tabescens,
FL;
B
ACTERIAL
, MLO. Aster Yellows and California
Aster Yellows, widespread.
B
ACTERIAL
Leaf Blight. Xanthomonas
campestris, CA, FL, HI, TX; X. axonopodis,
GA; Pantoea ananatis. CO.
B
ACTERIAL
Rot; Slippery Skin. Pseudomonas
alliicola, MA, NY, WA; P. cepacia, sour
skin, scale rot, NY; Enterobacter cloacae,
bulb decay, CO.
B
ACTERIAL
Soft Rot. Erwinia carotovora, wide-
spread in field, transit, storage.
B
ACTERIAL
, Yellows. Spiroplasma citri, CA.
B
LIGHT
, Southern. Sclerotium rolfsii, AL, CA,
GA, OK, TX.
B
LOTCH
, Purple, Brown. Alternaria porri,MEto
MS, CO, TX, UT; A.
Phymatotrichum omnivorum, TX.
R
OT
, Stem. Calonectria crotalariae, CA.
S
OOTY
M
OLD
. Capnodium elongatum, AL, FL.
S
POT
A
NTHRACNOSE
, Scab. Sphaceloma oleandri,
LA.
Olive (Olea)
A
NTHRACNOSE
. Gloeosporium olivarum, CA.
B
ACTERIAL
Knot.
Pseudomonas syringae
pv.
savastanoi, CA.
B
LACK
M
ILDEW
; Leaf Spot. Asternia oleina, FL,
GA.
D
ODDER
. Cuscuta indecora, CA.
L
EAF
S
POT
. Cycloclonium oleaginum, peacock
spot, CA; Cercospora caldosporioides, also
fruit spot, CA.
N
EMATODE
, Citrus. Tylenchulus semipenetrans.
tennis, CO;
A. tenuissima, CO.
B
ULB
D
ISEASE
. Panatoea ananatis, NY.
D
AMPING
-O
FF
. Pythium spp., ID, MA, NY;
Rhizoctonia solani, occasional.
