Avian disease diagnoses in the Western States and Western Canada. 1969.
D000818:Animals; D001715:Bird Diseases / Q000175:diagnosis / Q000453:epidemiology*; D001717:Birds; D002170:Canada; D002645:Chickens; D007255:Information Services; D011201:Poultry Diseases / Q000175:diagnosis / Q000453:epidemiology; D013997:Time Factors; D014422:Turkeys; D014481:United States