Livres de classical swine fever
8 livres dans ce genre
Report on swine-fever in Great Britain
Great Britain. Agricultural Department
Pas de note
Classical swine fever and related viral infections
B. Liess
Pas de note
Further experiments concerning the production of immunity from hog cholera
M. Dorset
Pas de note
Stamping out hog cholera
United States. Agricultural Research Service. Animal Health Division
Pas de note
Hog cholera
United States. Agricultural Research Service. Animal Disease Eradication Division
Pas de note
The Facts about the Humber piggery
Pas de note
Stamping out hog cholera
J. W. Connaway
Pas de note
Study and investigation of boll weevil and hog cholera plagues
Pas de note