Endalkachew Wolde-meskel¹, Heather Storteboom², Solomon Yigrem³, Yun-Ya Yang⁴, Rosalyn Barminski⁴, Sarah Dominick⁴, Michael S. Massey⁵ and Jessica G. Davis⁴, (1)Plant Science, Hawassa University, Hawassa, Ethiopia, (2)Department of Soil and Crop Sciences, Colorado State University, Fort Collins, CO, (3)Thin Air Nitrogen Solutions, Hawassa, Ethiopia, (4)Colorado State University, Fort Collins, CO, (5)Thin Air Nitrogen Solutions, Ft. Collins, CO