1. Dep. of Agronomy and HorticultureUniv. of Nebraska LincolnNE68583USA
2. USDA LincolnNE68583USA
3. Current address: Corteva AgriScience Moorhead MN 56560 USA
4. Limagrain Cereal Seeds WichitaKS67204USA
5. Dep. of Agronomy and Horticulture and Dep. of Food ScienceUniv. of Nebraska LincolnNE68583USA
6. Dep. of Plant PathologyUniv. of Nebraska LincolnNE68583USA
7. Current address: Beaver Crossing Research Station BASF Corp. Beaver Crossing NE 68313 USA
8. Dep. of Agronomy and HorticulturePanhandle Research and Extension Center ScottsbluffNE69361USA
9. Dep. of Agronomy and HorticultureWest Central Res. and Ext. Center North PlatteNE69101USA
10. USDA‐ARS St. PaulMN55108USA
11. USDA‐ARS ManhattanKS66502USA
12. Dep. of EntomologyUniv. of Nebraska LincolnNE68583USA
13. Dep. of Agronomy and HorticultureDamahour University Egypt
14. Current address: King Abdullah Univ. of Science and Technology Thuwal Saudia Arabia
15. Dep. of Plant PathologyKansas State Univ. ManhattanKS66506USA