APPLE POSTHARVEST DISEASE AND FRUIT SCALD CONTROL(1)
| SUGGESTED
CHEMICALS
Fungicides |
100 GAL DILUTE |
| 1. Mertect 340F (thiabendazole) + Captan
50W
2. Scholar 50W 3. Penbotec 400SC |
1. 1 pt + 1 lb 2. 8-16 oz 3. 1-2 qt |
1
It is recommended that one of these fungicide treatments be included if
fruit must be dipped in a scald inhibitor. If fruit do not need
to be treated for scald inhibition, prompt movement into storage with
rapid cooling and no fungicide treatment is another option.
SCALD INHIBITORS
| Variety | Early Maturity | Middle Maturity | Late Maturity |
| Red Delicious | 2000 ppm DPA | 2000 ppm DPA | 2000 ppm DPA |
| Stayman, Rome, York, Granny Smith | 2000 ppm DPA | 1000 ppm DPA | --- |
1 Based on minimum days after
full
bloom considered safe for picking apples for storage: Red Delicious,
135
- 145 (depending on strain); Stayman and York, 160; Rome, 165. DPA =
Diphenylamine.
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Web Site Author: Alan
R. Biggs
Copyright ©1996-1998.