1. An improved procedure for the determination, of milk protein by dye binding;Ashworth;J. Dairy Sci.,1960
2. Baker, M. L., W. J. Loeffel, and W. W. Derrik. 1935. Feeding small grains to livestock. The University of Nebraska Agricultural Extension Service, Extension Circular 238.
3. Testing effects of low- vs. high-level protein concentrate mixes for dairy milk production;Bishop;California Agr.,1966
4. Effect of feeding various hay-concentrate ratios for short periods on milk yield, SNF, and protein;Boyd;J. Dairy Sci.,1962
5. Effect of high level grain feeding on milk production;Brown;J. Dairy Sci.,1962