Comparison of chromic oxide and conventional methods in digestion trials using steers fed pelleted rations /

Caption title.

Aerobic mesophilic sporeforming bacteria /

Contribution from Bureau of Plant Industry, Soils and Agricultural Engineering.

Experiments and observations on the gastric juice, and the physiology of digestion.

Based upon observations of the digestive processes of Alexis St. Martin.

Digestion and metabolism;

Mode of access: Internet.

Wadsworth anaerobic bacteriology manual /

Includes bibliographies and index.

The mechanical factors of digestion,

"Publications from the laboratory of physiology of Harvard University bearing on the mechanical factors of digestion" : p. 221-222.