Title: Plant and animal improvement; a textbook for students of agriculture,
Authors: Roberts, Elmer, 1886-1983.; Davenport, E. 1856-1941.
Publisher: Ginn and Company
Year: 1925
Subjects: Breeding Textbooks.; Domestic animals Textbooks.; Plants, Cultivated Textbooks.; Agriculture Textbooks.; Breeding.; Domestic animals; Plants, Cultivated