WSU CAHNRS

Washington State University

Potatoes at WSU

Late Harvest Tri-State Stored at 48°F after arrival

  PHOTOVOLT READING USDA% REDUCING SUGARSPROUTING
ClonestembudAvertg §DIFFCOLORstembudrtg(%)length
Washington
1Ranger33.346.639.94-13.400.70.55100.25"
2R. Burbank30.838.434.63+8.410.50.550
3A89219-72940.634.84-11.610.60.6547P
4A9045-725.433.129.32-12.510.80.65100.25"
5A90586-1123.536.329.92-13.420.70.7573P
6AO90014-133.543.838.74-10.600.70.7520P
7AO92017-632.342.337.34-1001.10.750
LSD 0.054.3NS0.20.122
Average29.740.234.911.410.70.6549
Idaho
1Ranger3242.337.24-1101.10.55100.25"
2R. Burbank28.937.833.33-12.911.20.650
3A89219-736.543.740.14+8.400.60.6520P
4A9045-726.73430.42+7.511.10.65100.25"
5A90586-1127.429.528.52+6.511.61.1467P
6AO90014-144.349.947.15+6.800.51.1520P
7AO92017-637.542.239.84+5.300.50.550
LSD 0.053.53.70.10.121
Average33.339.936.68.300.90.7544
Oregon
1Rangerinsufficient sampleinsufficient sample100.25"
2R. Burbank16.132.524.31-16.431.80.6420.13"
3A89219-7insufficient sampleinsufficient sample80P
4A9045-7insufficient sampleinsufficient sample100.50"
5A90586-11insufficient sampleinsufficient sample100.13"
6AO90014-1insufficient sampleinsufficient sample53P
7AO92017-6insufficient sampleinsufficient sample20P
LSD 0.05Insufficient data to calculate24
Average2.332.524.316.431.80.6468
Date test performed:
WashingtonDec. 1Dec. 27
IdahoDec. 2Dec. 27
OregonDec. 3Dec. 27
rtg=ratingDIFF=difference between bud and stem photovolt reading#colspan##colspan#
P=peeping
§ Stem to bud differences of nine or greater (-) would lose one point.
Differences of less than 9 (+) would receive one extra point.
Potatoes at WSU, PO Box 646414, Washington State University, Pullman WA 99164-6414, 509-335-9502
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