Bulls cannot identify heifers in estrus by olfaction or vision when physical contact is denied
By: by Thomas William Geary.
Published: 1989
Language: eng
Number of pages: 88
Subjects: Cattle -- Breeding.; Cattle -- Reproduction.; Estrus.
Notes: Typescript.

Thesis (M.S.)--Washington State University, 1989.

Includes bibliographical references (leaves 84-86).

WSU:"Department of Animal Sciences."