English
97 pages : 24 cm · "Revision of former editions by John S. Buckley ... Hubert Bunyes ... and Eloise Cram." · Originally issued Jan. 1931 · Revision and supersedes Farmers' bulletin 1337, Diseases of poultry, by B.A. Gallaher
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Poultry Diseases · Poultry Parasites · Poultry -- Diseases · Poultry -- Parasites