WSU CAHNRS

Washington State University

Potatoes at WSU

Stored at 40°F After Arrival

  PHOTOVOLT READINGDIFFUSDA % REDUCING SUGAR SPROUTING
ClonestembudaverageCOLORstembud(%)length (in)
Washington
1Ranger Russet11.81211.9343.73.40
2Russet Burbank12.815.414.13.843.52.70
3A91186-215.215.515.34.532.92.70
4A91814-516.717.417.14.433.12.80
5A92030-512.311.912.12.343.23.30
6A92294-614.317.816.15.242.72.10
7A93116-310.613.311.95.245.35.50
8A93157-6LS23.732.127.98.521.10.80
9A94053-514.528.321.413.931.910
10AO94110-20312.412.312.41.943.33.70
LSD 0.052.73.1
Average14.716.915.84.643.22.90
Idaho
1Ranger Russet9.910.510.21.444.43.90
2Russet Burbank1012.811.42.944.13.40
3A91186-215.717.916.83.532.62.30
4A91814-516.515.816.13.833.42.90
5A92030-512.313.212.82.742.93.40
6A92294-613.520.316.96.842.92.20
7A93116-311.610.711.12.244.96.10
8A93157-6LS25.926.1261.911.310
9A94053-523.424.824.17.121.11.20
10AO94110-2031110.610.82.144.14.50
LSD 0.052.22
Average14.415.915.23.133.33.20
Oregon
1Ranger Russet11.716.314544.73.60
2Russet Burbank9.914.812.45.744.83.80
3A91186-214.420.117.26.744.53.20
4A91814-515.214.414.82.934.43.70
5A92030-513.619.916.86.9443.30
6A92294-610.814.712.8444.63.40
7A93116-311.112.211.65.345.64.70
8A93157-6LS14.723.619.28.8331.80
9A94053-513.626.119.813.242.71.50
10AO94110-20310.914.412.73.545.14.10
LSD 0.052.43
Average12.71714.85.744.43.40
Date test performed, days @ 40°F:
WashingtonDec. 1680Dec. 16Dec. 30
IdahoDec. 1775Dec. 17Dec. 30
OregonDec. 1872Dec. 18Dec. 30
DIFF=Absolute difference between bud and stem photovolt reading.P=peeping
Potatoes at WSU, PO Box 646414, Washington State University, Pullman WA 99164-6414, 509-335-9502
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