WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 44°F after arrival

  PHOTOVOLT READING DIFFUSDA % REDUCING SUGAR
Clonestembudaveragertg §COLORstembudrtg
Washington
1Ranger Russet11.615.513.604.244.12.61
2Russet Burbank12.818.715.705.942.71.62
3A8893-112.221.316.809.642.81.72
4A9014-218.529.5241-1131.40.35
5A9045-79.711.910.803.143.72.71
6A90586-11101311.503.9432.21
7AC87138-412.818.515.606.542.91.32
8AC91014-217.825.521.71-10.331.51.24
9AO92017-610.51512.804.743.71.71
10ATX9202-3Ru19.525.522.51+6.321.414
11Stampede Russet14.716.215.402.832.52.12
LSD 0.052.93.9
Average13.619.216.46.242.71.7
Idaho
1Ranger Russet2528.426.72+5.311.10.84
2Russet Burbank18.127.722.91-9.631.814
3A8893-126.830.328.52+4.411.40.94
4A9014-236.837.737.24+600.30.45
5A9045-720.426.723.51+6.321.614
6A90586-1124.222.123.21+3.421.21.24
7AC87138-421.828.124.92+721.80.94
8AC91014-240.538.739.64+600.40.35
9AO92017-630.93331.93+3.400.80.55
10ATX9202-3Ru24.92926.92+4.5110.94
11Stampede Russet16.822.919.81+6.331.91.53
LSD 0.0533.1
Average2629.527.85.711.20.8
Oregon
1Ranger Russet11.82116.409.5431.32
2Russet Burbank11.723.917.8012.3431.42
3A8893-116.424.820.61+8.432.41.43
4A9014-22027.823.91+8.422.21.23
5A9045-71823.520.71+5.532.11.63
6A90586-1117.924.921.41-932.11.23
7AC87138-413.423.118.2010.1441.71
8AC91014-234.34037.24+600.80.35
9AO92017-619.527.323.41+8.322.713
10ATX9202-3Ru303733.53+6.9110.75
11Stampede Russet14.519.61705.243.52.61
LSD 0.052.94.1
Average18.926.622.78.122.41.3
Date test performed:
WashingtonDec. 4Dec. 4
IdahoDec. 5Dec. 5
OregonDec. 6Dec. 6
rtg=ratingDIFF=Absolute 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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