1. Association of Official Agricultural Chemists. Official and Tentative Methods of Analysis. 8th ed. 1955.
2. Utilization of Grain in Kafir and Cane Silage by Dairy Cows;Becker;Oklahoma Agr. Expt. Sta., Bull.,1927
3. Field Experiments with Corn;Burrill;Illinois Agr. Expt. Sta., Bull.,1888
4. The Utilization of Atlas and Kansas Orange Sorgo Seed by Dairy Cows;Fitch;J. Dairy Sci.,1934
5. Corn and Other Crops for Silage in Virginia;Genter;Virginia Agr. Expt. Sta., Bull.,1960