|
Relative effectiveness of
some currently registered fungicides/bactericides for control of cucurbit
diseases (- = no control, F = fair, G=good, E=excellent, X=not labeled). |
|||||||||
|
Fungicide/bactericide |
Anthracnose |
Alternaria Leaf spot |
Bacterial fruit blotch |
Bacterial leaf spot |
Cercospora leaf spot |
Downy mildew |
Gummy stem Blight |
Phytophthora blight |
Powdery mildew |
|
azoxystrobin (Quadris) |
G |
E |
- |
- |
E |
F |
E |
- |
G |
|
chlorothalonil (Bravo, etc.) |
G-E |
E |
- |
- |
E |
G-E |
G-E |
- |
F |
|
fixed copper (Kocide, etc) |
F |
F |
F-G |
? |
F |
F |
F |
- |
F |
|
fosetyl-AL (Aliette) |
- |
- |
- |
- |
- |
F |
- |
- |
F |
|
maneb (Maneb, etc) |
G |
G |
- |
- |
G |
F-G |
G |
- |
F |
|
mancozeb (Dithane, etc.) |
G |
G |
- |
- |
G |
F-G |
G |
- |
F |
|
mancozeb+fixed copper (ManKocide) |
F-G |
G |
F |
? |
F-G |
F-G |
G |
- |
F |
|
mefenoxam (Ridomil Gold, etc) |
- |
- |
- |
- |
- |
X |
- |
F |
- |
|
mefenoxam + chlorothalonil (Ridomil/Gold Bravo, etc.) |
G |
G |
- |
- |
G |
G |
G |
F |
F |
|
mefenoxam + mancozeb (Ridomil/Gold MZ) |
G |
G |
- |
- |
G |
F-G |
F |
F |
F |
|
mefenoxam + fixed copper (Ridomil Gold Copper) |
F |
- |
F |
? |
F |
F-G |
F |
F |
F |
|
myclobutanil (Nova) |
- |
- |
- |
- |
- |
- |
- |
- |
E |
|
sulfur (Microthiol, etc) |
- |
- |
- |
- |
- |
- |
- |
- |
G-E |
|
thiophanate methyl+mancozeb (Topsin M + Dithane, etc) |
G-E |
G |
- |
- |
E |
G |
G |
- |
G |
|
trifloxystrobin (Flint) |
G |
? |
- |
- |
? |
F |
F |
- |
E |