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 Russet3141.236.14-10.101.20.45931 "
2Russet Burbank2840.634.33-12.510.90.45401/4 "
3A95409-133.54338.34-9.500.80.451001/2 "
4A96023-633.140.736.94+8.600.80.451001/2 "
5A96095-338.548.543.55-1000.70.451001 "
6A96104-231.843.237.54-11.500.90.451003/4 "
7A98295-3TE28.74034.33-11.311.10.651001/2 "
8AO96164-138.842.140.44+3.800.40.451001 "
9AOA95154-143.749.146.45+5.600.30.251001/2 "
10AOA95155-744.250.647.45+6.500.40.451001 "
11COA96054-336.846.941.85-10.100.40.35873/4 "
12PA97B3-245.147.146.15+3.100.30.351001 "
LSD 0.053413
Average36.144.440.28.500.70.493
Idaho
1Ranger Russet35.539.937.74+6.501.10.551001/2 "
2Russet Burbank30.535.132.83+6.800.90.550
3A95409-138.43536.74+4.400.90.95871/4 "
4A96023-636.237.136.64+3.600.70.551001/2 "
5A96095-341.346.944.15+6.2010.55671/4 "
6A96104-237.142.139.64+6.900.70.55931/4 "
7A98295-3TE31.844.938.44-13.201.30.550
8AO96164-137.443.140.24+7.401.10.55331/8 "
9AOA95154-14951.950.55+4.400.40.351001/2 "
10AOA95155-750.751.250.95+4.800.40.45933/4 "
11COA96054-341.748.945.35+7.300.50.35201/8 "
12PA97B3-246.952.849.85+6.200.40.351001/2 "
LSD 0.053.14.218
Average39.744.141.96.500.80.566
Oregon
1Ranger Russet17.934.826.32-16.933.8121001 "
2Russet Burbank19.333.326.32-14.832.90.93931/8 "
3A95409-12129.525.32-1022.81.13871/4 "
4A96023-619.427.323.31+8.733.71.61933/4 "
5A96095-332.33634.23+4.101.914933/4 "
6A96104-225.431.828.62+712.11.231001 "
7A98295-3TE24.228.626.42+4.621.91.33871/2 "
8AO96164-130.739.4353-9.401.50.741001 "
9AOA95154-128.743.836.34-15.1120.541001/2 "
10AOA95155-719.240.629.92-2233.10.73871/2 "
11COA96054-33238.635.33+6.601.10.65601/8 "
12PA97B3-236.641.839.24+5.601.30.841003/4 "
LSD 0.053.85.315
Average25.535.530.510.422.3192
Date test performed, days @ 48°F:
WashingtonDec. 458Dec. 458Dec. 23
IdahoDec. 958Dec. 958Dec. 23
OregonDec. 1458Dec. 1458Dec. 23
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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