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108 POTATO GROWER | JANUARY 2018 S M O R GA S B OR D THE S M O R GA S B OR D I n this Smorgasbord, we take a look at Sierra Gold, a russet- skinned, yellow-fleshed variety developed at Texas A&M University's Texas Agricultural Experiment Station. Used as an alternative to Yukon Gold, Sierra Gold offers great specialty table stock market appeal. Certified Sierra Gold seed is available from Cal-Ore Seed, Inc. Many thanks to Creighton Miller and his team with the Texas A&M potato breeding and variety development program, as well as Amy Leo with Cal-Ore Seed for their help this month. PARENTAGE • Krantz × Delta Gold • PVP applied for (No. 200200202) MORPHOLOGICAL CHARACTERISTICS • Medium to small vine, medium open • Slightly higher stem number than Yukon Gold • Not sensitive to metribuzin • Slightly flattened, smooth, oval tubers • Uniform russet skin much lighter than Russet Norkotah • Shallow eyes distributed more heavily near the apical end • Eyebrows are slightly prominent • Yellow flesh similar to Yukon Gold • Low total glycoalkoloids AGRONOMIC CHARACTERISTICS • Medium early maturity • Medium yield; good early yields • Same or slightly lower specific gravity than Yukon Gold • High resistance to hollow heart and brown center • Generally low incidence of internal and external defects • More resistant to common scab and black scurf than Yukon Gold • Some susceptibility to shatter bruise • Susceptible to foliar late blight • Less susceptible to tuber late blight, PLRV, PVX, PVY, PVS and PVM than Yukon Gold or Russet Norkotah CULINARY QUALITY • Excellent tablestock qualities, especially as microwave product • Reported to be superior to Yukon Gold in fry color and combined sensory scores STORABILITY • Shorter dormancy than Yukon Gold • Generally stores well in commercial tests SEED AVAILABILITY • Certified seed available from Cal-Ore Seed, Inc.