WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 44°F for 60 Days

  PHOTOVOLT READING DIFFUSDA % REDUCING SUGAR
Clonestembudaveragertg §COLORstembudrtg
Washington
1Ranger Russet27.735.631.63+811.614
2Russet Burbank28.937.833.33+8.911.50.84
3A98196-542.747.4455+5.600.60.55
4A99029-3E44.342.743.55+3.200.60.65
5A02062-1TE44.945.945.45+7.200.60.55
6A02138-248.345.346.85+4.200.50.65
7A02144-248.347.7485+2.200.50.55
8A02507-2LB50.352.251.25+3.300.50.55
9A03131-4TE45.845.845.85+300.60.55
10A03158-2TE40.237.438.84+400.70.95
11AO01114-4  39.63738.34+4.200.80.95
12AO02060-341.846.143.95+6.100.70.55
13OR05039-443.450.146.85+8.200.60.55
LSD 0.053.43.1
Average4243.9435.200.80.7
Idaho
1Ranger Russet30.138.834.43+8.811.40.84
2Russet Burbank2938.733.93-9.711.50.84
3A98196-542.435.238.84-9.200.615
4A99029-3E30.326.228.22+5.611.41.83
5A02062-1TE33.534.5343+6.601.114
6A02138-248.245.8475+300.50.65
7A02144-249.746.247.95+3.800.50.55
8A02507-2LB4244.243.15+400.70.65
9A03131-4TE39.342.941.15+4.700.80.65
10A03158-2TE30.429.129.72+5.211.41.54
11AO01114-4  No SampleNo Sample
12AO02060-3No SampleNo Sample
13OR05039-4No SampleNo Sample
LSD 0.052.83.5
Average37.538.237.86.1010.9
Oregon
1Ranger Russet34.840.137.44+5.5010.75
2Russet Burbank16.83023.41-13.233.21.42
3A98196-529.234.932.13+6.211.514
4A99029-3E35.134.634.83+4.50114
5A02062-1TE33.342.537.94-11.901.10.65
6A02138-243.144.143.65+4.200.60.65
7A02144-248.947.848.45+4.200.50.55
8A02507-2LB4750.648.85+4.900.50.55
9A03131-4TE41.845.443.65+3.600.70.65
10A03158-2TE21.62422.81+7.422.42.12
11AO01114-4  27.534.130.83+6.911.61.14
12AO02060-337.542.339.94+5.600.90.65
13OR05039-43943.941.45+5.800.80.65
LSD 0.054.33.7
Average3539.637.36.411.20.9
Date test performed:
WashingtonDec. 11Dec. 11
IdahoDec. 5Dec. 5
OregonNov. 29Nov. 29
§ 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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