Preedy GW, Jaeger JR, Waggoner JW, Olson KC. Effects of frequency of protein supplementation on performance by beef calves grazing dormant native range. Kansas Agricultural Experiment Station Research Reports. 2018;4(2). doi:10.4148/2378-5977.7555.

Craine JM, Elmore AJ, Olson KC, Tolleson D. Climate change and cattle nutritional stress. Global Change Biology. 2010;16:2901 -2911. doi:10.1111/j.1365-2486.2009.02060.x.

Titgemeyer EC, Cochran RC, Towne EG, Armendariz CK, Olson KC. Elucidation of factors associated with the maturity related decline in degradability of big bluestem cell wall. Journal of Animal Science. 1996;74:648 -657. Available at: https://dl.sciencesocieties.org/publications/jas/abstracts/74/3/648.