Table 15.13. Sweetpotato fungicides ordered by disease and then FRAC group according to their mode of action. (continued)
Pertinent Diseases
Fungicide
or Pathogens
Group1
Chemical
(active ingredients)
Max. Rate/Acre Min. Days to
Applic. Season Harvest Reentry Remarks2
Labels change frequently. Be sure to read a current product label before applying any chemical.
4 Apron XL
100 lb seed
2 See label
Orondis Gold B 2 pt 1.5 lb ai 2 Pre-plant incorporated application or soil spray
Ridomil Gold SL 2 pt 2
Ultra Fluorish
4 pt 2 Pre-plant incorporated broadcast or band
(mefenoxam)
application, surface application
11 Aframe Azoxystar
1000 row feet
14 4 hr In-furrow and banded applications over the
row shortly after plant or during herbicide
applications or cultivation
Azoxyzone
1000 row feet
0 4 hr
AZteroid FC
1000 row feet
14 4 hr
Mazolin
1000 row feet
14 4 hr
Quadris
1000 row feet
14 4 hr
Satori
1000 row feet
0 4 hr
Tetraban
1000 row feet
14 4 hr
Trevo
1000 row feet
14 4 hr
Willowood Azoxy 2SC
(azoxystrobin)
1000 row feet
14 4 hr
21 Ranman
(cyazofamid)
oz/1000
linear ft
7 12 hr Do not apply at reduced rate to avoid
development of resistant strains; Rotate with
other fungicides of a different group
43 Presidio
7 12 hr Must be tank mixed with another fungicide of
different group; Apply no more than 2 sequential
applications
11 & 4 Uniform Fungicide
(azoxystrobin; mefenoxam)
oz/1000 ft.
row
0 Make only 1 application per crop season as an
in-furrow spray
Rhizopus rot 14 Botran 5F
(DCNA dicloran)
0.6 qt in 100
gal water for
post-harvest
or for root dip
5-10 seconds
12 hr See label.
12 Scholar SC
gal water for
post-harvest
/ 200,000
lb sweet
potatoes for
spray
Do not make more than one post-harvest
application.
Rust/White rust 11 Aframe 14 4 hr Do not make more than one sequential
application or with other Group 11 fungicides
Azoxystar
Azoxyzone
AZteroid FC
Mazolin
Quadris Do not make more than 1 application before
alternating with a different mode of action.
Satori 36 days plant back interval
Tetraban
Trevo Do not apply more than 1 application or with
other Group 11 fungicides before alternation
Willowwood Azoxy 2SC
(azoxystrobin)
11 Cabrio EG 16 oz 48 oz 0 12 hr Alternate with other labeled fungicides after
Headline 3 12 hr each application
308 2019 Vegetable Production Handbook of Florida