Titlebook: Diseases of Wild Waterfowl; Gary A. Wobeser Book 1997Latest edition Springer Science+Business Media New York 1997 Metazoa.Plasma.Viruses.c

繼而發(fā)生

Other Virusesterfowl, with only a few having been recognized to occur in free-living birds; however, since domestic ducks and geese have con-specific wild counterparts, it can be expected that wild birds are also susceptible. Recognition of these diseases in domestic birds and not in the wild likely is related t

耐寒

Avian Choleraerence to its pathogenicity for many species, including birds and mammals. The disease occurs among domestic poultry, in which it is usually called fowl cholera, throughout the world, as well as in a wide range of wild birds (Botzler, 1991). Avian cholera has been diagnosed in waterfowl in many coun

visceral-fat

Heretical

發(fā)源

排斥

molest

gospel

Botulism food poisoning of humans and the bacterium, and the cause of this disease in waterfowl has been recognized since 1930 (Giltner and Couch, 1930; Kalmbach, 1930; Hobmaier, 1930). Botulism occurs with greatest regularity and severity in western North America, where it was called “. .”. It was thought