1. Division of Plant Sciences; University of Missouri-Fisher Delta Research Center; Portageville MO USA
2. School of Applied Biosciences; Kyungpook National University; Daegu Korea
3. Division of Plant Sciences; University of Missouri; Columbia MO USA
4. Soybean and Nitrogen Fixation Research; USDA-ARS; Raleigh NC USA
5. Soybean/Maize Germplasm, Pathology and Genetics Research; USDA-ARS; Urbana IL USA
6. Department of Crop, Soil and Environmental Sciences; University of Arkansas; Fayetteville AR USA
7. Agronomy Department; Kansas State University; Manhattan KS USA
8. Collage of Agriculture, Food and Natural Resources; University of Missouri; Columbia MO USA