Date of this Version
Rowden, W. W., Ingalls, J. E., Gregory, K. E. & Koch, R. M. (1961). Protein supplements for beef calves on winter range (University of Nebraska Agricultural Experiment Station Circular No. 108)
These trials were to compare the effect of different sources and levels of supplemental protein on the winter and subsequent summer gains of beef calves grazing native range at the Fort Robinson Beef Cattle Research Station, Crawford, Nebraska.