WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 48°F After Arrival

  PHOTOVOLT READING DIFFUSDA % REDUCING SUGAR SPROUTING
Clonestembudaveragertg §COLORstembudrtg(%)length (in) 
Washington
1Ranger Russet35.141.338.24-9.300.40.3510041641
2Russet Burbank40.24844.15+7.700.30.350
3A91186-245.54846.85+6.500.40.351941647
4A91814-553.751.752.75+3.400.20.3510041702
5A92030-535.145.540.34-10.400.60.4544P
6A92294-645.453.449.45+8.100.30.3510041643
7A93116-336.84540.95-9.200.80.550
8A93157-6LS45.345.545.45+4.800.30.3510041643
9A94053-543.254.748.95-11.500.30.3531P
10AO94110-20343.446.845.15+600.30.3510041643
LSD 0.053.33.316
Average42.147.344.77.400.40.358
Idaho
1Ranger Russet35.538.136.84+4.800.50.358841643
2Russet Burbank28.339.633.93-11.510.60.150
3A91186-246.747.547.15+3.400.10.1544P
4A91814-545.545.645.65+3.400.10.1510041647
5A92030-528.138.633.33-10.510.80.5544P
6A92294-633.349.141.25-15.800.70.350
7A93116-335.433.134.23+5.900.91.240
8A93157-6LS44.543.944.25+3.200.20.2510041641
9A94053-543.856.850.35-1300.20.250
10AO94110-20329.535.632.53+6.410.80.5510041647
LSD 0.054.14.316
Average37.241.939.57.300.50.447
Oregon
1Ranger Russet34.442.238.34-8.400.60.358841702
2Russet Burbank28.44134.73-12.5110.456P
3A91186-23844.641.35+7.600.90.4525P
4A91814-540.945.1435+6.700.50.456941641
5A92030-53549.642.35-14.700.90.3510041643
6A92294-636.547.5425-1400.60.256941643
7A93116-330.850.540.65-19.701.20.350
8A93157-6LS38.542.140.34+5.400.30.2510041643
9A94053-533.751.942.85-18.200.60.256P
10AO94110-20326.141.533.83-15.411.20.4510041641
LSD 0.0545.119
Average35.345.340.311.100.70.357
Date test performed, days @ 48°F:
WashingtonDec. 469Dec. 469Dec. 30
IdahoDec. 565Dec. 565Dec. 30
OregonDec. 666Dec. 666Dec. 30
rtg=ratingDIFF= Absolute difference between bud and stem photovolt reading.P=peeping
§ 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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