WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 44°F for 60 Days

  PHOTOVOLT READING DIFFUSDA % REDUCING SUGAR
Clonestembudaveragertg §COLORstembudrtg
Washington
1Ranger Russet31.141.136.14-1001.30.74
2Russet Burbank28.736.932.83+8.211.50.94
3A96814-65LB43.148.245.65+6.300.60.55
4A97066-42LB29.637.533.53+8.511.40.94
5A98345-135.742.539.14+7.6010.65
6A0008-1TE29.83733.43+7.811.40.94
7AC99375-1RU39.842.841.35+5.900.70.65
8AO96305-34752.849.95+6.900.50.55
9AO96365-231.838.535.23+7.401.20.84
10CO97087-2RU39.545.942.75+7.600.80.55
11CO98067-7RU27.330.7292+4.811.71.33
12CO99053-3RU28.830.729.72+5.211.51.34
13CO99053-4RU28.530.529.52+8.811.51.34
14CO99100-1RU25.439.132.33-13.911.90.84
15PA00N14-228.939.534.23-10.711.50.84
16PA99N2-131.33734.13+701.30.94
17PA99N82-433.336.134.73+3.901.10.94
LSD 0.053.43.7
Average32.939.236.17.701.20.8
Idaho
1Ranger Russet36.741.238.94+500.90.75
2Russet Burbank26.435.7313-9.311.814
3A96814-65LB47.850.949.45+3.500.50.55
4A97066-42LB35.736.836.34+3.5010.95
5A98345-140.942.541.75+2.900.70.65
6A0008-1TE22.530.426.42+8.922.31.43
7AC99375-1RU43.442.142.75+3.500.60.75
8AO96305-344.848.346.65+4.600.60.55
9AO96365-234.741.838.24+7.1010.75
10CO97087-2RU42.547.745.15+6.700.60.55
11CO98067-7RU25.929.127.52+3.511.81.53
12CO99053-3RU36.438.837.64+5.500.90.85
13CO99053-4RU34.338.236.34+5.6010.85
14CO99100-1RU30.244.337.34-14.111.40.64
15PA00N14-230.941.536.24-10.701.30.74
16PA99N2-126.328.127.22+5.711.81.63
17PA99N82-430.335.933.13+6.411.40.94
LSD 0.053.13.2
Average34.739.637.16.301.20.8
Oregon
1Ranger Russet28.639.5343-10.911.50.84
2Russet Burbank18.637.728.12-19.132.90.83
3A96814-65LB43.951.747.85+7.800.60.55
4A97066-42LB29.439.534.43-10.111.50.84
5A98345-132.443.6384-11.201.20.65
6A0008-1TE26.932.829.82+6.611.71.24
7AC99375-1RU44.147.145.65+4.700.60.55
8AO96305-348.551.850.15+3.800.50.55
9AO96365-225.435.330.42-9.911.914
10CO97087-2RU34.350.842.65-16.5010.55
11CO98067-7RU21.733.627.62-11.922.41.13
12CO99053-3RU24.135.129.62-1122.113
13CO99053-4RU24.334.929.62-10.52213
14CO99100-1RU21.54432.73-22.622.50.63
15PA00N14-228.440.734.63-12.311.50.74
16PA99N2-129.837.333.63+7.511.40.94
17PA99N82-424.438.931.73-14.6220.84
LSD 0.052.64.3
Average29.840.835.311.211.60.8
Date test performed:
WashingtonDec. 10Dec. 10
IdahoDec. 4Dec. 4
OregonDec. 16Dec. 16
§ 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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