1. Dep. of Plant Pathology Kansas State Univ. Manhattan KS 66506
2. USDA‐ARS Cereal Crops Research Unit Fargo ND 58105
3. USDA‐ARS Plant Science and Entomology Unit 4008 Throckmorton Hall Manhattan KS 66506
4. Mention of a trademark of a proprietary product does not constitute a guarantee of warranty of the product by the United States Department of Agriculture, and does not imply its approval to the exclusion of other products that may also be suitable