Geoscience Reference
In-Depth Information
Appendix 19.B: RegClim data and predictions
Average annual GDD
Estimated
yield
(model
derived)
Predicted %
change in
yield from
RegClim
Average
yield
(observed)
RegClim
%
change
Predicted
change
in yield
1980-2000
value
a
Estimated
coeficient
County
Period
Crop
Østfold
All
Barley
341
592
1439
0.15
Akershus/Oslo
All
Potato
2306
1663
1370
0.17
Hedmark
P3
Barley
395
489
1206
0.18
P3
Oats
376
372
1206
0.18
P3
Potato
2617
2126
1206
0.18
1.8
394
19%
Oppland
All
Potato
2393
1844
1176
0.24
Buskerud
P2
Potato
2138
3444
1472
0.20
P3
Potato
2504
2221
1472
0.20
Telemark
P1
Wheat
231
356
1363
0.19
0.3
68
19%
P1
Barley
269
371
1363
0.19
0.2
59
16%
P1
Oats
268
314
1363
0.19
0.2
48
15%
P1
Potato
2137
1591
1363
0.19
1.1
290
18%
Aust-Agder
P1
Potato
2197
823
1515
0.20
P3
Potato
1866
2830
1515
0.20
2.4
725
26%
Vest-Agder
P1
Barley
242
449
1467
0.20
0.2
46
10%
P1
Potato
2057
2375
1467
0.20
2.0
580
24%
P2
Barley
264
62
1467
0.20
Rogaland
All
Oats
355
317
1437
0.18
All
Potato
2563
2832
1437
0.18
1.2
319
11%
1958-1971
Wheat
323
350
1437
0.18
1974-1994
Wheat
365
358
1437
0.18
continued
