WSU CAHNRS

Washington State University

Potatoes at WSU

Entries Retained from the 2007 Trials Currently in the Regional Trial

Harvested Fall of 2007

Held at 48°F until December 26, 2007

Stored at 44°F until analysis

A0008-1TE, A97066-42LB, PA99N2-1, and PA99N82-4 were advanced from the 2007 Tri-State Trial to the 2008 Regional Trial. AC96052-1Ru, AO96141-3, and CO97087-2Ru were retained in the Regional Trial. On average, A97066-42LB, AC96052-1Ru, AO96141-3, CO97087-2Ru, and PA99N82-4 produced lighter fries than Ranger Russet and Russet Burbank. A0008-1TE, A97066-42LB, PA99N2-1, and PA99N82-4 produced the most uniform colored fries when grown in WA and ID. Sprout length ranged from 2 to 10 inches following 7 months of storage.

  PHOTOVOLT READINGUSDA % REDUCING SUGAR Sprouting
ClonestembudavgDIFFCOLORstembudavgpercentlength
Washington
1Ranger Russet2433.92910.222.11.11.61006"
2Russet Burbank33.937.735.85.801.10.811007"
3A0008-1TE §343735.54.301.10.911007"
4A97066-42LB §41.45045.78.600.70.50.61005"
5AC96052-1Ru4252.247.110.300.70.50.61004"
6AO96141-341.248.744.97.600.70.50.61005"
7CO97087-2Ru40.549.545900.70.50.61003"
8PA99N2-1 §26.432.929.66.511.81.11.510010"
9PA99N82-4 §41.945.743.84.700.70.60.61009"
LSD 0.0543.8
Average36.14339.67.400.90.70.9100
Idaho
1Ranger Russet35.345.140.210.4010.60.81006"
2Russet Burbank25.94032.915.311.80.71.31002"
3A0008-1TE §27.425.626.58.711.71.91.81005"
4A97066-42LB §45.847.846.83.700.60.50.51004"
5AC96052-1Ru33.747.640.615.401.10.50.81003"
6AO96141-336.848.242.514.100.90.50.71003"
7CO97087-2Ru36.749.242.913.500.90.50.71003"
8PA99N2-1 §38.138.638.43.900.80.80.81005"
9PA99N82-4 §41.245.143.14.900.70.60.61007"
LSD 0.053.35.7
Average35.64339.310010.70.9100
Oregon
1Ranger Russet22.138.430.216.322.40.81.61004"
2Russet Burbank22.24031.117.822.30.71.51005"
3A0008-1TE §21.332.226.711.222.51.21.81005"
4A97066-42LB §34.343.438.910.1010.60.81008"
5AC96052-1Ru37.151.244.214.100.90.50.71004"
6AO96141-343.645.244.45.200.60.60.61002"
7CO97087-2Ru32.150.141.117.901.20.50.91004"
8PA99N2-1 §19.42823.78.632.81.62.21008"
9PA99N82-4 §29.342.135.71611.50.61.11009"
LSD 0.054.15.1
Average2941.235.11311.70.81.2100
Date test performed: WA May 5, ID May 7 & OR May 9
Potatoes at WSU, PO Box 646414, Washington State University, Pullman WA 99164-6414, 509-335-9502
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