WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 44°F for 60 Days

  PHOTOVOLT READING DIFFUSDA % REDUCING SUGAR
Clonestembudaveragertg §COLORstembudrtg
Washington
1Ranger Russet32.442.137.24-9.801.20.75
2Russet Burbank31.741.336.54-9.801.20.74
3A0008-1TE35.843.139.54+7.300.90.65
4A97066-42LB36.136.536.34+6.300.90.95
5AC96052-1Ru42.149.645.95+7.500.60.55
6AO96141-349.753.451.65+6.600.50.65
7AOTX95265-4Ru24.330.927.62+6.6221.33
8CO97087-2Ru50.755.953.35+5.300.50.55
9CO98067-7Ru25.732.629.12+6.811.91.23
10CO98368-2Ru32.236.234.23+6.101.20.94
11PA99N2-137.440.6394+3.700.90.75
12PA99N82-442.24443.15+3.900.60.65
LSD 0.0533.5
Average36.742.239.46.601.10.8
Idaho
1Ranger Russet41.243.142.25+5.100.70.65
2Russet Burbank28.133.630.83+6.711.61.14
3A0008-1TE26.940.733.83-14.911.70.74
4A97066-42LB36.640.538.54+6.800.90.75
5AC96052-1Ru42.449.946.15+800.60.55
6AO96141-334.24740.65-13.9010.55
7AOTX95265-4Ru26.529.227.92+511.81.53
8CO97087-2Ru41.148.744.95+8.400.70.55
9CO98067-7Ru26.233.229.72+7.111.81.13
10CO98368-2Ru26.336.831.53-10.511.80.94
11PA99N2-138.538.838.64+4.200.80.85
12PA99N82-437.836.737.34+2.400.80.95
LSD 0.053.64.4
Average33.839.836.87.701.20.8
Oregon
1Ranger Russet18.334.926.62-16.63312
2Russet Burbank1734.625.82-17.633.212
3A0008-1TE25.131.528.32+7.311.91.33
4A97066-42LB25.530.728.12+611.91.33
5AC96052-1Ru31.437.434.43+701.30.94
6AO96141-331.236.533.93+7.401.30.94
7AOTX95265-4Ru1626.221.11-10.233.41.81
8CO97087-2Ru37.348.342.85-1100.90.55
9CO98067-7Ru21.431.326.42-9.922.51.33
10CO98368-2Ru18.53024.31-11.532.91.42
11PA99N2-123.332.127.72+8.822.21.23
12PA99N82-425.634.730.22-9.411.911
LSD 0.0533.7
Average24.23429.110.222.21.1
Date test performed:
WashingtonDec. 14Dec. 14
IdahoDec. 8Dec. 8
OregonDec. 2Dec. 2
§ 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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