WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 44°F for 60 Days

             
PHOTOVOLT READINGDIFFUSDA% REDUCING SUGAR
Clonestembudaveragertg §COLORstembudrtg
Washington
1Ranger Russet37.644.741.25+7.900.80.65
2Russet Burbank31.542.737.14-11.201.30.65
3A96814-65LB47.450.448.95+4.800.50.55
4A98345-144.545.645.15+3.600.60.65
5A00324-135.34037.74+6.3010.75
6A00646-430.541.6364-11.101.30.74
7AO96305-350.655.953.35+5.600.50.55
8AO96365-236.24440.14-9.100.90.65
9AO98282-54448.246.15+4.300.60.55
10AO00057-239.446.442.95+8.100.80.55
11PA98NM25-552.654.353.55+4.700.50.55
12PA00N14-237.845.541.65+7.800.80.65
13PA00N32-430.237.934.13+7.711.40.84
LSD 0.053.63.8
Average39.845.942.97.100.90.6
Idaho
1Ranger Russet35.942.839.34-9.300.90.65
2Russet Burbank28.242.935.64-14.811.60.64
3A96814-65LB51.55452.75+3.100.50.55
4A98345-146.343.8455+5.700.50.65
5A00324-135.136.235.74+6.2010.94
6A00646-424.836.530.73-11.8120.94
7AO96305-341.552.6475-1100.70.55
8AO96365-237.540.639.14+600.80.75
9AO98282-548.448.748.65+5.500.50.55
10AO00057-234.444.639.54-10.2010.65
11PA98NM25-550.250.950.55+700.50.55
12PA00N14-23445.539.74-11.401.10.65
13PA00N32-424.833.629.22-9.3121.13
LSD 0.053.54.4
Average37.944418.6010.7
Oregon
1Ranger Russet18.334.926.62-16.63312
2Russet Burbank1734.625.82-17.633.212
3A96814-65LB38.748.843.75-10.100.80.55
4A98345-135.840.638.24-9.200.90.75
5A00324-121.934.528.22-12.622.413
6A00646-418.23526.62-16.83312
7AO96305-330.146.938.54-16.911.40.54
8AO96365-221.830.426.12+8.622.41.43
9AO98282-529.740.2353-10.611.40.74
10AO00057-228.131.529.82+4.711.61.34
11PA98NM25-532.846.539.74-13.701.10.55
12PA00N14-224.334.229.32-9.92213
13PA00N32-415.727.721.71-1233.51.61
LSD 0.0533.9
Average25.637.431.512.322.11
Date test performed:
WashingtonDec. 17Dec. 17
IdahoDec. 11Dec. 11
OregonDec. 5Dec. 5
§ 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.
Potatoes at WSU, PO Box 646414, Washington State University, Pullman WA 99164-6414, 509-335-9502
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