WSU CAHNRS

Washington State University

Potatoes at WSU

Prior to Storage

  PHOTOVOLT READING  USDA SPECIFIC  
Clonestembudavrtg §DIFFCOLORGRAVITYrtg
Washington
1Ranger Russet36.644.740.65+8.301.0923
2Russet Burbank27.543.935.74-16.411.0835
3A98196-543.845.444.65+5.101.0942
4A99029-3E45.842.644.25+5.501.0894
5A02062-1TE48.351.449.85+3.501.0835
6A02138-247.445.246.35+4.101.0835
7A02144-251.249.150.25+2.601.0855
8A02507-2LB48.94848.55+4.401.0952
9A03131-4TE4746.9475+2.901.0761
10A03158-2TE46.342.544.45+501.0845
11AO01114-4  38.440.339.34+501.0914
12AO02060-349.949.949.95+2.401.0885
13OR05039-448.750.449.55+2.901.0835
LSD 0.0532.40.006
Average44.646.245.45.201.087
Idaho
1Ranger Russet43.744.143.95+3.101.0875
2Russet Burbank4345.844.45+4.501.0730
3A98196-554.851.3535+4.201.0865
4A99029-3E47.44747.25+2.801.0771
5A02062-1TE55.453.154.35+3.801.0750
6A02138-251.448.249.85+3.501.0885
7A02144-252.249.650.95+2.801.0814
8A02507-2LB51.348.950.15+3.201.0824
9A03131-4TE47.75048.95+3.801.0824
10A03158-2TE46.244.245.25+3.801.0824
11AO01114-4  No SampleNo Sample
12AO02060-3No SampleNo Sample
13OR05039-4No SampleNo Sample
LSD 0.052ns0.005
Average49.348.248.83.501.081
Oregon
1Ranger Russet36.540.538.54+5.901.0845
2Russet Burbank36.741.138.94+6.601.0771
3A98196-550.348.449.35+2.101.0782
4A99029-3E49.846.448.15+401.0750
5A02062-1TE50.651.150.95+5.301.0670
6A02138-251.849.550.75+3.401.0761
7A02144-252.852.352.55+3.101.0680
8A02507-2LB51.547.949.75+3.901.0894
9A03131-4TE49.847.448.65+401.0740
10A03158-2TE49.646.4485+6.101.0720
11AO01114-4  43.545.544.55+401.0814
12AO02060-352.250.351.25+401.0720
13OR05039-450.348.949.65+2.501.0750
LSD 0.055.32.80.005
Average48.147.447.74.201.076
Date test performed:
WashingtonSept. 30Sept. 29
IdahoSept. 23Sept. 22
OregonSept. 19Sept. 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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