Geoscience Reference
In-Depth Information
Constant
GS-GDD
Ann-pre
County/crop
Observations
R 2
Coeficient
t-stat
Coeficient
t-stat
Coeficient
t-stat
Potato P2
15
0.63
528.527
0.68
1.694
2.75
−0.652
−1.75
Potato P3
13
0.38
−1681.857
−1.24
2.194
1.88
0.875
1.29
Finnmark
Potato
44
0.64
253.329
0.61
2.678
7.24
−0.982
−1.37
Potato P1
16
0.66
−560.858
−0.53
3.005
4.61
0.041
0.02
Potato P2
15
0.74
1884.200
2.17
2.271
3.45
−2.474
−2.07
Potato P3
13
0.44
558.698
0.93
1.516
2.08
0.480
0.65
Notes: Data in bold: t-stat >= 1.8.
P1: 1958-1973, P2: 1974-1988, P3: 1989-2001.
GS-GDD: Growing season growing degree days.
Ann-pre: Annual precipitation.
 
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