1. Division of Plant SciencesUniv. of MissouriColumbiaMO65211
2. Dep. of Agronomy and Plant GeneticsUniv. of MinnesotaSt. PaulMN55108
3. Dep. of AgronomyPurdue Univ.West LafayetteIN47907
4. Division of Plant SciencesUniv. of Missouri, Delta Research CenterPortagevilleMO63873
5. Plant Genetics Research Unit, USDA‐ARSUniv. of MissouriColumbiaMO65211