Norberg, O. S., Shock, C. C., Saunders, L. D., Eldredge, E. P., Petrie, S., Chatelain, J., & Rhinhart, K. (2008). Optimizing Nitrogen Use and Evaluating Ethephon Use in Waxy Barley. OSU Agricultural Experiment Station, Special Report 1087: pp. 170-182.