Produce Cooling Data/Method C
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Recommended Pre-Cooling & Method (Con't)
|
| |
Storage/Transit
|
Relative Humidity (percent)
|
Approximate
|
Highest
|
Acceptable Pre-Cooling Methods
|
|
Temperature
|
Storage Life
|
Freezing Point
|
| Commodity |
°C
|
°F
|
|
°C
|
°F
|
| Berries |
| Blackberries |
-0.5
|
31-32
|
90-95
|
2-3 days
|
-0.7
|
30.5
|
F
|
|
Blueberries
|
-0.5
|
31-32
|
90-95
|
2 weeks
|
-1.2
|
29.7
|
F
|
| Cranberries |
4-Feb
|
36-40
|
90-95
|
2-4 months
|
-0.8
|
30.4
|
F
|
| Currants |
-0.5
|
31-32
|
90-95
|
1-4 weeks
|
-1
|
30.2
|
F
|
| Dewberries |
-0.5
|
31-32
|
90-95
|
2-3 days
|
-1.2
|
29.7
|
F
|
| Elderberries |
-0.5
|
31-32
|
90-95
|
1-2 weeks
|
--
|
--
|
F
|
|
Gooseberries
|
-0.5
|
31-32
|
90-95
|
3-4 weeks
|
-1
|
30
|
F
|
| Loganberries |
-0.5
|
31-32
|
90-95
|
2-3 days
|
-1.2
|
29.7
|
F
|
| Raspberries |
-0.5
|
31-32
|
90-95
|
2-3 days
|
-1
|
30
|
F
|
| Strawberries |
0
|
32
|
90-95
|
5-7 days
|
-0.7
|
30.6
|
F
|
|
Carambola
|
10-Sep
|
48-50
|
85-90
|
3-4 weeks
|
--
|
--
|
|
|
Cherries, sour
|
0
|
32
|
90-95
|
3-7 days
|
-1.7
|
29
|
H, F
|
|
Cherries, sweet
|
-1 to -0.5
|
30-31
|
90-95
|
2-3 weeks
|
-1.8
|
28.8
|
H, F
|
|
Coconuts
|
0-1.5
|
32-35
|
80-85
|
1-2 months
|
-0.9
|
30.4
|
F
|
|
Dates
|
-18 or 0
|
0 or 32
|
75
|
6-12 months
|
-15.7
|
3.7
|
F
|
|
Figs, fresh
|
-0.5
|
31-32
|
85-90
|
7-10 days
|
-2.4
|
27.6
|
F
|
|
Grapefruit, Calif. & Ariz.
|
14-15.5
|
58-60
|
85-90
|
6-8 weeks
|
--
|
--
|
R, F
|
|
Grapefruit, Fla. & Texas
|
15-Oct
|
50-60
|
85-90
|
6-8 weeks
|
-1
|
30
|
R, F
|
|
Grapes, Vinifera
|
-1 to -0.5
|
30-31
|
90-95
|
1-6 months
|
-2.1
|
28.1
|
F
|
|
Grapes, American
|
-0.5
|
31-32
|
85
|
2-8 weeks
|
-1.2
|
29.7
|
F
|
|
Guavas
|
5-10
|
41-50
|
90
|
2-3 weeks
|
--
|
--
|
F
|
|
Kiwifruit
|
-0.5
|
31-32
|
90-95
|
3-5 months
|
-1.6
|
29
|
F
|
|
Lemons
|
|
|
85-90
|
1-6 months
|
-1.4
|
29.4
|
R, F
|
|
Limes
|
10-Sep
|
48-50
|
85-90
|
6-8 weeks
|
-1.6
|
29.1
|
R, F
|
|
Loquats
|
0
|
32
|
90
|
3 weeks
|
--
|
--
|
F
|
|
Lychees
|
1.5
|
35
|
90-95
|
3-5 weeks
|
--
|
--
|
F, H
|
|
Mangos
|
13
|
55
|
85-90
|
2-3 weeks
|
-0.9
|
30.3
|
F
|
|
Nectarines
|
-0.5
|
31-32
|
90-95
|
2-4 weeks
|
-0.9
|
30.4
|
F, H
|
|
Olives, fresh
|
10-May
|
41-50
|
85-90
|
4-6 weeks
|
-1.4
|
29.4
|
F, R
|
|
Oranges, Calif. & Ariz.
|
9-Mar
|
38-48
|
85-90
|
3-8 weeks
|
-1.2
|
29.7
|
R, F
|
|
Oranges, Fla. & Texas
|
0-1
|
32-34
|
85-90
|
8-12 weeks
|
-0.7
|
30.6
|
R, F
|
|
Papayas
|
7
|
45
|
85-90
|
1-3 weeks
|
-0.9
|
30.4
|
F
|
|
Passion fruit
|
10-Jul
|
45-50
|
85-90
|
3-5 weeks
|
--
|
--
|
F
|
|
Peaches
|
-0.5
|
31-32
|
90-95
|
2-4 weeks
|
-0.9
|
30.3
|
F, H
|
|
Pears
|
-1.5 to -0.5
|
29-31
|
90-95
|
2-7 months
|
-1.5
|
29.2
|
R, F
|
|
Persimmons, Japanese
|
-1
|
30
|
90
|
3-4 months
|
-2.1
|
28.1
|
F
|
|
Pineapples
|
7-13
|
45-55
|
85-90
|
2-4 weeks
|
-1.1
|
30
|
F
|
|
Plums and prunes
|
-0.5
|
31-32
|
90-95
|
2-5 weeks
|
-0.8
|
30.5
|
F, H
|
|
Pomegranates
|
5
|
41
|
90-95
|
2-3 months
|
-3
|
26.6
|
F
|
|
Quinces
|
-0.5
|
31-32
|
90
|
2-3 months
|
-2
|
28.4
|
|
|
Tangerines, mandarins, & related citrus fruits
|
4
|
40
|
90-95
|
2-4 weeks
|
-1
|
30.1
|
R, F
|
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|
|
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Acceptable Cooling Methods:
H = Hydro Cooling I = Ice F = Forced Air Cooling
V = Vacuum Cooling WV = Wet Vacuum R = Room Cool
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