WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 44°F After Arrival

  PHOTOVOLT READING DIFFUSDA % REDUCING SUGAR
Clonestembudaveragertg §COLORstembudrtg
Washington
1Ranger Russet30.136.133.13+7.411.50.94
2Russet Burbank28.137.532.83-9.411.70.94
3A94053-546.653.850.25+7.200.70.45
4A95074-633.440.937.24+8.201.50.94
5A95109-129.834.632.23+811.61.14
6A95409-124.83027.42+612.11.53
7AO96160-330.742.136.44-11.401.40.84
8AO96164-14544.344.65+2.800.80.65
9AOA95154-143.150.146.65+7.400.80.55
10AOA95155-739.345.442.35+7.200.90.75
LSD 0.0553.6
Average35.141.538.37.501.30.8
Idaho
1Ranger Russet24.238.331.23-14.122.31.23
2Russet Burbank22.631.4272+8.822.622
3A94053-533.144.9394-11.901.10.65
4A95074-63033.631.83+4.511.71.33
5A95109-119.524.822.11+5.923.52.41
6A95409-120.93025.42-922.71.82
7AO96160-327.240.233.73-1312.21.63
8AO96164-129.338.333.83-13.11213
9AOA95154-137.252.8455-15.601.10.45
10AOA95155-734.741.237.94+6.801.514
LSD 0.053.34.1
Average27.937.532.710.312.11.3
Oregon
1Ranger Russet15.431.423.41-1634.41.71
2Russet Burbank10.925.818.3014.944.72.81
3A94053-519.339.629.52-20.333.31.12
4A95074-617.829.923.91-12.233.61.81
5A95109-112.321.216.709.446.73.61
6A95409-112.820.516.608.445.23.11
7AO96160-317.432.424.92-1533.41.71
8AO96164-12540.432.73-15.613.71.41
9AOA95154-118.737.528.12-20.4341.41
10AOA95155-715.332.7241-17.435.42.31
LSD 0.0536
Average16.531.123.81534.42.1
Date test performed, days @ 44°F:
WashingtonDec. 863Dec. 8
IdahoDec. 1063Dec. 10
OregonDec. 1263Dec. 12
rtg=ratingDIFF=difference between bud and stem photovolt reading.
§ Stem to bud differences of nine or greater (-) lose one point and differences of less than 9 (+) 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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