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How to Manage Pests

Degree-days: Reference Tables

Consperse Stink Bug

Information about how to use this model in tomato

To find total degree-days for a day, locate the minimum and maximum temperatures and follow the column and row to where they intersect. For odd-numbered temperatures, interpolate between numbers.

Lower Threshold: 53.6°F        Method: Single Sine
Minimum temperatures
Max
temps
34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90
48 0 0 0 0 0 0 0 0
50 0 0 0 0 0 0 0 0 0
52 0 0 0 0 0 0 0 0 0 0
54 0 0 0 0 0 0 0 0 0 0 0
56 0 0 0 0 0 0 1 1 1 1 1 2
58 1 1 1 1 1 1 1 1 1 2 2 3 4
60 1 1 2 2 2 2 2 2 2 3 3 4 5 6
62 2 2 2 2 2 3 3 3 3 4 4 5 6 7 8
64 3 3 3 3 3 3 4 4 4 5 5 6 7 8 9 10
66 3 4 4 4 4 4 4 5 5 6 6 7 8 9 10 11 12
68 4 4 4 5 5 5 5 6 6 7 7 8 9 10 11 12 13 14
70 5 5 5 5 6 6 6 7 7 8 8 9 10 11 12 13 14 15 16
72 6 6 6 6 7 7 7 8 8 9 9 10 11 12 13 14 15 16 17 18
74 7 7 7 7 7 8 8 9 9 10 10 11 12 13 14 15 16 17 18 19 20
76 7 8 8 8 8 9 9 9 10 11 11 12 13 14 15 16 17 18 19 20 21 22
78 8 8 9 9 9 10 10 10 11 12 12 13 14 15 16 17 18 19 20 21 22 23 24
80 9 9 10 10 10 11 11 11 12 13 13 14 15 16 17 18 19 20 21 22 23 24 25 26
82 10 10 11 11 11 12 12 12 13 14 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
84 11 11 11 12 12 12 13 13 14 15 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
86 12 12 12 13 13 13 14 14 15 16 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
88 13 13 13 14 14 14 15 15 16 17 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34
90 14 14 14 15 15 15 16 16 17 18 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
92 14 15 15 15 16 16 17 17 18 19 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37
94 15 16 16 16 17 17 18 18 19 20 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
96 16 17 17 17 18 18 19 19 20 21 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39
98 17 18 18 18 19 19 20 20 21 22 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
100 18 18 19 19 20 20 21 21 22 23 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41
102 19 19 20 20 21 21 22 22 23 24 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42
104 20 20 21 21 22 22 23 23 24 25 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43
106 21 21 22 22 23 23 24 24 25 26 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
108 22 22 23 23 24 24 25 25 26 27 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
110 23 23 24 24 24 25 26 26 27 28 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46
112 24 24 25 25 25 26 27 27 28 29 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
114 25 25 25 26 26 27 27 28 29 30 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
116 26 26 26 27 27 28 28 29 30 31 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49
118 27 27 27 28 28 29 29 30 31 32 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

Statewide IPM Program, Agriculture and Natural Resources, University of California
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