1. Official methods of analysis,1976
2. Protein reserves in the lactating dairy cow;Botts;J. Dairy Sci.,1979
3. Protein and methione hydroxy analog for lactating cows;Chandler;J. Dairy Sci.,1976
4. Clay, A. B. 1977. The protein requirements of the high producing dairy cow in early lactation and the response to methionine hydroxy analog. M. S. thesis, University of Wisconsin, Madison.
5. Energy balance studies with lactating, non-pregnant dairy cows consuming rations with varying hay to grain ratios Proc. 3rd Symp. Energy Metabolism, Scotland;Flatt;Europ. Assoc. Anim. Prod. Publ.,1965