WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 48°F after Arrival

  PHOTOVOLT READING DIFFUSDA % REDUCING SUGAR SPROUTING
Clonestembudaveragertg §COLORstembudrtg(%)length (in)
Washington
1Ranger Russet39.844.942.45+6.300.70.65601/8"
2Russet Burbank36.143.239.64+8.500.90.650
3A96814-65LB47.150.448.75+4.100.50.55731/4"
4A97066-42LB34.237.9364+5010.850
5A98345-141.74342.35+5.800.70.651001"
6A0008-1TE38.345.241.85+7.800.80.65271/8"
7AC99375-1RU43.345.244.35+2.700.60.65731/2"
8AO96305-351.955.753.85+4.900.50.55601/8"
9AO96365-236.838.137.44+300.90.85801/4"
10CO97087-2RU46.351.949.15+7.700.50.550
11CO98067-7RU26.436.431.43-1011.80.94873/4"
12CO99053-3RU35.342.138.74+6.9010.65871/4"
13CO99053-4RU38.946.442.65-9.300.80.551001/2"
14CO99100-1RU33.948.1415-14.301.10.55931/2"
15PA00N14-237.947.842.95-1000.80.5571/8"
16PA99N2-142.248.345.35+6.700.60.55801/4"
17PA99N82-439.546.943.25+8.500.80.55No Sample
LSD 0.053.33.420
Average39.445.442.47.100.80.658
Idaho
1Ranger Russet41.545.743.65+500.70.65871/4"
2Russet Burbank32.74438.43-11.401.20.650
3A96814-65LB52.852.752.85+2.200.50.55731/4"
4A97066-42LB39.34140.24+5.700.80.7571/8"
5A98345-150.449.850.15+2.700.50.551001"
6A0008-1TE36.141.138.64-10.500.90.75471/8"
7AC99375-1RU48.250.249.25+4.100.50.55801/4"
8AO96305-34953.351.15+5.800.50.65401/8"
9AO96365-243.147.845.45+5.300.60.55871/8"
10CO97087-2RU51.153.552.35+3.800.50.650
11CO98067-7RU33.136.734.93+4.401.10.941001
12CO99053-3RU40.14241.14+5.800.70.75871/4"
13CO99053-4RU41.545.743.65+5.200.70.651001"
14CO99100-1RU45.949.947.95+5.300.50.55931/2"
15PA00N14-243.651.347.55+7.700.60.550
16PA99N2-144.14745.65+5.500.60.55871/4"
17PA99N82-445.145.545.35+4.500.60.65801/4"
LSD 0.052.73.218
Average43.446.945.15.600.70.663
Oregon
1Ranger Russet27.941.334.63-13.411.60.741003/4"
2Russet Burbank17.938.328.12-20.4330.830
3A96814-65LB50.353.6525+3.300.50.65931/2"
4A97066-42LB33.946.1404-12.201.10.550
5A98345-135.145.640.34-13.6010.651002"
6A0008-1TE32.544.838.74-12.601.20.651001/4"
7AC99375-1RU41.543.942.75+5.400.70.65671"
8AO96305-348.356.352.35+800.50.55731/8"
9AO96365-228.739.133.93-10.411.50.841001"
10CO97087-2RU40.751.946.35-11.300.70.55601/8"
11CO98067-7RU25.639.332.43-13.611.90.841001 1/2"
12CO99053-3RU27.438.332.93-1111.70.841001 1/4"
13CO99053-4RU3146.338.74-15.301.30.551001"
14CO99100-1RU24.642.833.73-18.3120.641001"
15PA00N14-236.547.5425-11.100.90.55431/8"
16PA99N2-136.846.241.55-9.800.90.551001/2"
17PA99N82-437.751.444.55-14.300.80.551001/2"
LSD 0.052.64.616
Average33.945.539.71201.30.679
Date test performed:
WashingtonDec. 9Dec. 9Dec. 22
IdahoDec. 3Dec. 3Dec. 22
OregonDec. 15Dec. 15Dec. 22
§ 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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