كتب ذات صلة

Special report on diseases of cattle and on cattle feeding.

The scientific feeding of animals

Saccharine feeds and feeding.

Report of the Federal Trade Commission on commercial feeds. March 29, 1921.

• Van Pelt''s cow demonstration
  المؤلفون: Van Pelt, Hugh G.
• Half a ton of butter per cow per year
  المؤلفون: Van Pelt, Hugh G.
• Van Pelt''s cow demonstration
  المؤلفون: Van Pelt, Hugh G.