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Table 1. Yield and specific gravity of Norlands in Nebraska as reported by growers in 1996.
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Nebraska Region
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Yield
cwt/acre
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Sepcific
Gravity
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North Central
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300-400
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1.060-1.065
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Southwest
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250-400
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1.060-1.070
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South Central
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250-400
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1.060-1.065
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Panhandle
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250-350
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1.060-1.075
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Table 2. Yield, specific gravity and defects of Norlands (Red and Dark Red combined) and Red LaSoda in Nebraska variety trials, means of 16 irrigated trials conducted around the state from 1989 to 2001.
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Data
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Norlands
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Red LaSoda
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site mean
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Total Yield, cwt/a
|
310 B
|
456 A
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320 B
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Yield US grade A, cwt/a
|
292 B
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438 A
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303 B
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Percent US grade A, %
|
92 B
|
97 A
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92 B
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Specific Gravity
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1.067 B
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1.070 A
|
1.071 A
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% Common Scab
|
0 b
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14.4 a
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5.5 ab
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% Black Scurf
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16.3
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11.3
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11.5
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% Mis-Shaped
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1.6
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7.7
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6.4
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% Hollow Heart
|
0
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0.8
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0.5
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Numbers in rows followed by the same upper case letter are not significantly different at the 95% confidence level.
Numbers in rows followed by the same lower case letter are not significantly different at th e90% confidence level.
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Table 3. Yield, specific gravity and defects of Norlands (‘Red’ and ‘Dark Red’ strains) and Red Pontiac in North Central variety trails, means of irrigated trials conducted in North America central region from 1996 to 2001.
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data
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Norlands
|
Red LaSoda
|
site mean
|
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Total Yield, cwt/a
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343 B
|
422 A
|
338 B
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Specific Gravity
|
1.063 B
|
1.064 B
|
1.075 A
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% Common Scab
|
12
|
15
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6
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% External Defects
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6
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11
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10
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% Internal Defects
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8
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12
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13
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Table 4. Yield, specific gravity and defects of Norlands (‘Red’ and ‘Dark Red’ strains) and Red Pontiac in North Central variety trials, means of trials (irrigated and rain-fed) conducted in North America central region from 1991 to 1995.)
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data
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Norlands
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Red Pontiac
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Total Yield, cwt/a
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323 B
|
435 A
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Yield US grade A
|
266 B
|
353 A
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Specific Gravity
|
1.063
|
1.064
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% Common Scab
|
7
|
15
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% External Defects
|
6 B
|
10 A
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% Internal Defects
|
7
|
9
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Numbers in rows followed by the lower-case letter are not significantly different at the 90% confidence level.
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