WARF: P140166US01

  • PVP application in process.

W9133-1Rus: A Russet Potato with Better Disease Resistance and Fresh Market Potential


Jiwan Palta, Felix Navarro, Bryan Bowen

The Wisconsin Alumni Research Foundation (WARF) is seeking commercial partners interested in a russet potato variety with superior properties and resistance to common scab, Verticillium wilt and early blight.
OVERVIEWGrowers of table-stock potato varieties are searching for a replacement for Russet Norkotah, the standard variety at present. Russet Norkotah does not store well and is susceptible to several diseases including common scab and Verticillium wilt.
THE INVENTIONUW–Madison researchers have developed W9133-1Rus, a good candidate for the table-stock market because it has a smooth tuber type and size, comparable yield to Russet Norkotah and longer storage. The new variety also possess better resistance to common scab, Verticillium wilt and early blight.

The new variety is available through the Wisconsin Crop Improvement Association.
  • Russet potato production for the table-stock (fresh) market
  • Attractive shape and very low internal defects
  • Superior storage and packing properties
  • Better resistance to several diseases
STAGE OF DEVELOPMENTFour years of field testing have been completed.
For More Information About the Inventors
Contact Information
For current licensing status, please contact Emily Bauer at or 608-960-9842.
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Since its founding in 1925 as the patenting and licensing organization for the University of Wisconsin-Madison, WARF has been working with business and industry to transform university research into products that benefit society. WARF intellectual property managers and licensing staff members are leaders in the field of university-based technology transfer. They are familiar with the intricacies of patenting, have worked with researchers in relevant disciplines, understand industries and markets, and have negotiated innovative licensing strategies to meet the individual needs of business clients.