Southeastern U.S. Vegetable Crop Handbook - 2021 - 298

TABLE 3-45. GREENHOUSE DISEASE CONTROL FOR VARIOUS VEGETABLE CROPS (cont'd)
R. A. Melanson, Extension Plant Pathologist, Mississippi State University; A. Keinath, Plant Pathologist, Clemson University;
A. Cato, Extension Horticulture IPM, University of Arkansas; I. Meadows, Extension Plant Pathologist, North Carolina State University
Commodity Disease
Product 1
Tomato -
after
transplanting
in a
greenhouse
(cont'd)
Late blight (P. infestans),
Phytophthora blight (P. capsici)
cyazofamid
(Ranman
400SC)
21
2.1 to 2.75 fl oz/
acre
(late blight)
2.75 fl oz/acre
(Phytophthora
blight)
0.5
Powdery mildew
cyflufenamid
(Torino)
FRAC Rate of Material
3.4 oz/acre
U06
Minimum Days
Harv.
Reentry
4 hr
Method, Schedule, and Remarks
Not prohibited for greenhouse use. Do not
make more than three applications per year.
Do not exceed 10.2 oz product per acre per
calendar year. See label for other application
instructions and restrictions.
Do not exceed 16.5 fl oz per acre per year. Do
not exceed six applications of product per crop.
See label for surfactant recommendations.
Alternate applications with fungicides that have a
different mode of action. Do not make more than
three consecutive applications before switching
to products that have a different mode of action
for three applications before returning to Ranman
400SC. See label for application instructions
specific to target diseases.
Late blight
(P. infestans)
Early blight (A. linariae 2
), gray
mold (B. cinerea), powdery mildew
(L. taurica)
cymoxanil
(Curzate 60 DF)
cyprodinil +
fludioxonil
(Switch 62.5WG)
9 + 12 11 to 14 oz/acre
0.5
27
3.2 to 5.0 oz/acre
3
0.5
Not prohibited for greenhouse use. Use only
with the labeled rate of a protectant fungicide.
Do not exceed 30 oz of product per 12-month
period. Curzate is not registered for use in LA.
Not prohibited for greenhouse use. After two
applications, alternate with another fungicide
with a different mode of action for two applications.
Do not exceed 56 oz of product per acre
per year. See label for application limits of active
ingredients. Do not exceed four applications per
year.
Anthracnose (Colletotrichum spp.),
black mold (A. alternata), gray
mold (B. cinerea), early blight
(A. linariae 2
), gray leaf spot (S.
botryosum), leaf mold (F. fulva
2
), powdery mildew (L. taurica),
Septoria leaf spot (S. lycopersici),
target spot (C. cassiicola)
Anthracnose (Colletotrichum spp.),
early blight (A. linariae 2
(P. infestans), leaf mold (P. fulva 2
Septoria leaf spot (S. lycopersici),
target spot (C. cassiicola)
Suppression: Bacterial canker
(Clavibacter michiganensis subsp.
michiganensis), bacterial speck
(Pseudomonas syringae pv. syringae),
bacterial spot (Xanthomonas
spp.), buckeye rot (Phytophthora
spp.)
Botrytis gray mold (B. cinerea)
fenhexamid
(Decree 50
WDG)
Early blight (A. linariae2
), gray
mold (B. cinerea), powdery mildew
(L. taurica)
Black mold (A. alternata), early
blight (A. linariae2
), gray mold
(B. cinerea), gray leaf spot
(Stemphylium spp.), powdery
mildew (O. taurica, L. taurica),
Septoria leaf spot (S. lycopersici),
target spot (C. cassiicola)
ludioxonil
(Spirato GHN)
17
1.5 lb/acre
(stand-alone)
1.0 to 1.5 lb/acre
(tank-mix)
12
5.5 to 7 fl oz/acre
0.5
) late blight
),
famoxadone +
cymoxanil
(Tanos)
11 +
27
6 to 8 oz/acre
(early blight)
8 oz/acre
(other labeled
diseases)
3
0.5
difenoconazole
+ cyprodinil
(Inspire Super)
3 + 9 16 to 20 fl oz/acre
0.5
Not prohibited for greenhouse use. Do not
exceed 80 fl oz of product per acre per year. See
label for application limits of active ingredients.
Make no more than two consecutive applications
per season before alternating with fungicides
that have a different mode of action.
Not prohibited for greenhouse use. Product
must be tank-mixed with a contact fungicide
with a different mode of action. Do not exceed
more than 72 oz per acre per crop cycle or
12-month period. Do not make more than one
application of product before alternating with a
fungicide that has a different mode of action. See
label for tank-mixing instructions. No more than
50% of total applications in a cropping season
should contain Tanos or other FRAC Group 11
fungicides.
Do not make more than two consecutive applications.
See label for additional tank-mixing instructions.
Do not exceed 6.0 lb product per acre per
season for greenhouse production.
0.5
After two applications of product, alternate to a
fungicide with a different mode of action for two
applications. Do not exceed 28 fl oz of product
per acre per year. Do not exceed four applications
per year.
fluopyram +
trifloxystrobin
(Luna
Sensation)
7 + 11 5.0 to 7.6 fl oz/acre
(early blight,
powdery mildew,
Septoria leaf spot)
7.6 fl oz/acre
(other listed
diseases)
3
0.5
Do not exceed 27.1 fl oz of product per acre
per year. Do not apply more than 0.446 lb
fluopyram or 0.5 lb trifloxystrobin per acre per
year. Do not make more than five applications
per year. Do not make more than two sequential
applications of product or of any FRAC 7- or
FRAC 11-containing fungicide before alternating
with a fungicide from a different FRAC group.
In the greenhouse, ventilate for 2 hours after
application.
298
2021 Vegetable Crop Handbook for Southeastern United States
DISEASE CONTROL
Southeastern U.S. Vegetable Crop Handbook - 2021

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