Stored at 44°F after arrival
PHOTOVOLT READING USDA % REDUCING SUGAR
Clone stem bud Average rtg § DIFF COLOR stem bud rtg
Washington
1 Ranger Russet 16.2 28.1 22.2 1- 11.9 3 2.2 0.6 4
2 Russet Burbank 15.3 21.3 18.3 0 6.0 3 2.0 1.2 3
3 A8893-1 21.7 30.1 25.9 2- 10.1 2 1.6 1.0 4
4 A88338-1 22.1 31.2 26.7 2- 9.7 2 1.0 0.8 5
5 A9014-2 20.7 30.2 25.5 2- 12.7 2 0.6 0.6 5
6 AC87084-3 12.7 23.8 18.3 0 11.3 4 2.3 1.6 3
7 AC87138-4 13.7 31.7 22.7 1- 18.0 4 2.4 0.6 3
8 AO87277-6 17.5 28.3 22.9 1- 10.8 3 1.6 0.6 4
9 CO89036-10 9.3 17.7 13.5 0 8.4 4 4.4 2.5 1
LSD 0.05 3.0 4.3 0.1 0.1
Average 16.6 26.9 21.8 11.0 3 2.0 1.0
Idaho
1 Ranger Russet 20.4 30.5 25.4 2- 10.1 2 1.5 0.7 4
2 Russet Burbank 19.1 26.1 22.6 1+ 8.1 3 1.5 0.7 4
3 A8893-1 20.6 31.0 25.8 2- 10.5 2 1.3 0.9 4
4 A88338-1 19.5 24.6 22.0 1+ 5.1 3 1.5 1.3 4
5 A9014-2 30.7 38.7 34.7 3+ 8.5 0 0.7 0.6 5
6 AC87084-3 18.7 31.8 25.3 2- 13.1 3 1.6 0.9 4
7 AC87138-4 13.6 32.8 23.2 1- 19.1 4 1.9 0.6 4
8 AO87277-6 17.8 36.7 27.2 2- 19.0 3 1.6 0.6 4
9 CO89036-10 9.9 16.6 13.2 0 6.8 4 5.1 3.2 1
LSD 0.05 2.6 3.7 0.1 0.1
Average 18.9 29.9 24.4 11.2 3 1.9 1.0
Oregon
1 Ranger Russet 12.6 21.9 17.2 0 9.3 4 3.1 2.6 1
2 Russet Burbank 9.9 16.2 13.0 0 6.3 4 3.9 2.3 1
3 A8893-1 15.3 22.7 19.0 0 7.4 3 3.1 1.9 1
4 A88338-1 12.5 23.7 18.1 0 11.5 4 3.3 1.7 1
5 A9014-2 27.9 36.0 32.0 3+ 8.2 1 0.9 0.7 5
6 AC87084-3 10.9 19.8 15.4 0 9.1 4 3.8 2.4 1
7 AC87138-4 11.8 31.0 21.4 1- 19.3 4 4.0 1.1 1
8 AO87277-6 17.4 29.6 23.5 1- 14.5 3 2.4 0.6 3
9 CO89036-10 7.0 10.8 8.9 0 3.8 4 6.5 4.2 1
LSD 0.05 2.5 4.1 0.1 0.1
Average 13.9 23.5 18.7 9.9 3 3.4 2.0
Date test performed:
Washington Dec. 5 Dec. 5
Idaho Dec. 6 Dec. 6
Oregon Dec. 7 Dec. 7
rtg=rating DIFF=difference between bud and stem photovolt reading
§ Stem to bud differences of nine or greater (-) would lose one point.
Differences of less than 9 (+) would receive one extra point.