1. The Causes and Extent of Variation in Weight of Dairy Cows Weighed at Half-hour Intervals Over Ten-Day Periods;Allen;J. Dairy Sci.,1946
2. Bioenergetics and Growth;Brody,1945
3. Experimental Designs;Cochran,1950
4. Applied General Statistics;Croxton,1945
5. The Energy Basis of Measuring Milk Yield in Dairy Cows;Gaines;Illinois Agr. Expt. Sta., Bull.,1928