Title: The influence of calcium and phosphorus in the feed on the milk yield of dairy cows /
Authors: Meigs, Edward B. 1879-1940.; Woodward, T. E.; United States.
Publisher: U.S. Dept. of Agriculture,
Year: 1921
Subjects: Dairy cattle Feeding and feeds; Milk yield.; Calcium in animal nutrition; Phosphorus in animal nutrition.
Contents: Dairy practices at the government farm at Beltsville. pp. 1.