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HORTICULTURAL SCIENCES

Development of New Potato Varieties

The potato industry is making changes in production practices that will reduce chemical inputs while at the same time increase production and quality. As part of the strategy to accomplish this, growers are using new potato varieties.

The impact of new potato varieties on the potato industry can be measured by looking at seed acreage. In 1986 certified seed of 22 varieties was produced in Idaho. Ninety-seven percent of the seed acreage was dedicated to a single variety, Russet Burbank. In 1996, seed of over 53 varieties were produced, and the acreage of Russet Burbank had declined to 76 percent of the total. Seven percent of the seed acreage (about 3400 acres) was planted to varieties released by the Idaho breeding program. In 2005, only 63% of the Idaho potato acreage was planted to Russet Burbank.

The most immediate impact of these new varieties has been the expansion of market opportunities. The new varieties have allowed growers to extend the marketing season, as well as expand into new market areas including chip sales, and red and specialty markets. The greatest impact of this research will be felt in the future. The newest varieties emerging from the breeding program combine disease and stress resistance with the superior quality that will allow growers to produce a superior product with less input.

For more information contact: Jeffery C. Stark