Stored at 48°F for 60 Days

    PHOTOVOLT READING   DIFF USDA   % REDUCING SUGAR   SPROUTING
  Clone stem bud average rtg §     COLOR   stem bud rtg   (%) length (in)
  Washington                            
1 Ranger Russet 42.0 47.7 44.8 5+   5.9 0   0.7 0.5 5   92 1/4"
2 Russet Burbank 32.6 43.1 37.9 4-   10.5 0   1.2 0.6 5   0  
3 A96814-65LB 48.6 50.6 49.6 5+   4.5 0   0.5 0.5 5   87 1/4"
4 A98345-1 46.8 45.0 45.9 5+   4.8 0   0.5 0.6 5   100 1 3/4"
5 A00324-1 37.8 40.8 39.3 4+   4.7 0   0.8 0.7 5   100 1/2"
6 A00646-4 40.9 47.7 44.3 5+   6.8 0   0.7 0.5 5   33 1/4"
7 AO96305-3 52.7 56.2 54.4 5+   4.7 0   0.5 0.5 5   87 1/2"
8 AO96365-2 39.8 43.2 41.5 5+   5.5 0   0.7 0.6 5   100 3/4"
9 AO98282-5 48.3 50.7 49.5 5+   4.2 0   0.5 0.5 5   80 1/2"
10 AO00057-2 49.3 52.0 50.6 5+   6.2 0   0.5 0.5 5   0  
11 PA98NM25-5 51.1 50.0 50.5 5+   4.0 0   0.5 0.5 5   100 1/2"
12 PA00N14-2 44.5 48.7 46.6 5+   5.6 0   0.6 0.5 5   0  
13 PA00N32-4 28.8 39.1 34.0 3-   10.3 1   1.5 0.8 4   100 1/2"
      LSD 0.05 3.1     3.6             16  
  Average 43.3 47.3 45.3     6.0 0   0.7 0.6     68  
                               
  Idaho                            
1 Ranger Russet 42.2 45.6 43.9 5+   6.8 0   0.6 0.6 5   93 1/4"
2 Russet Burbank 28.6 41.3 34.9 3-   12.7 1   1.5 0.7 4   0  
3 A96814-65LB 52.1 53.4 52.8 5+   2.9 0   0.5 0.6 5   83 1/4"
4 A98345-1 50.6 47.5 49.1 5+   4.5 0   0.5 0.5 5   100 3/4"
5 A00324-1 42.0 43.6 42.8 5+   5.4 0   0.7 0.6 5   87 1/4"
6 A00646-4 31.0 40.7 35.8 4-   12.5 0   1.3 0.7 4   7 1/8"
7 AO96305-3 49.0 54.8 51.9 5+   6.2 0   0.5 0.5 5   0  
8 AO96365-2 44.0 48.3 46.1 5+   4.7 0   0.6 0.5 5   100 1/4"
9 AO98282-5 46.9 48.4 47.6 5+   3.3 0   0.5 0.5 5   47 1/8"
10 AO00057-2 50.9 52.9 51.9 5+   3.7 0   0.5 0.5 5   0  
11 PA98NM25-5 54.7 54.0 54.4 5+   2.5 0   0.5 0.5 5   7 1/8"
12 PA00N14-2 40.4 48.6 44.5 5-   9.6 0   0.7 0.5 5   0  
13 PA00N32-4 30.5 40.4 35.4 3-   10.9 0   1.3 0.7 4   67 1/4"
      LSD 0.05 3.1     4.0             18  
  Average 43.3 47.6 45.5     6.6 0   0.8 0.6     45  
                               
  Oregon                            
1 Ranger Russet 28.9 43.0 35.9 4-   14.1 1   1.5 0.6 4   93 1/2"
2 Russet Burbank 19.4 39.2 29.3 2-   19.8 3   2.8 0.8 3   0  
3 A96814-65LB 40.5 50.7 45.6 5-   10.2 0   0.7 0.5 5   100 1/4"
4 A98345-1 35.5 44.2 39.8 4+   8.8 0   1.0 0.6 5   100 1 3/4"
5 A00324-1 27.4 39.2 33.3 3-   11.9 1   1.7 0.8 4   100 1/2"
6 A00646-4 19.9 38.5 29.2 2-   18.6 2   2.7 0.8 3   67 1/4"
7 AO96305-3 32.7 49.4 41.1 5-   16.6 0   1.2 0.5 5   80 1/2"
8 AO96365-2 26.1 35.6 30.8 3-   11.7 1   1.8 1.0 4   73 1"
9 AO98282-5 37.0 47.3 42.2 5-   10.5 0   0.9 0.5 5   80 3/4"
10 AO00057-2 33.6 39.8 36.7 4+   8.0 0   1.1 0.7 5   27 1/8"
11 PA98NM25-5 40.2 50.8 45.5 5-   10.7 0   0.7 0.5 5   87 1/8"
12 PA00N14-2 31.7 43.2 37.5 4-   11.9 0   1.2 0.6 5   27 1/8"
13 PA00N32-4 19.7 37.6 28.7 2-   18.0 2   2.7 0.8 3   100 1/2"
      LSD 0.05 3.0     4.9             20  
  Average 30.2 43.0 36.6     13.1 1   1.5 0.7     72  
                               
Date test performed:                            
Washington Dec. 16                       Dec. 23
Idaho Dec. 10                       Dec. 23
Oregon Dec. 4                       Dec. 23
                               
§ rtg = rating (1-5, 5 is best); av = average Photovolt reading; Diff = Absolute difference between stem and bud Photovolt reading. Stem to bud differences of nine or greater (-) lose one point and differences of less than nine (+) gain one point in the accumulated total postharvest rating.