| treatment of captive giant canada geese affected by avian cholera. | in the spring of 1975, an epornitic of avian cholera in nebraska affected wild waterfowl, common crows (corvus brachyrhynchos), and a captive flock of guant canada geese (branta canadensis maxima). measures taken to control the disease in the captive geese included flushing the water of their pen with fresh well water, parenteral (50mg oxytetracycline intramuscularly) and feed (tetracycline 500 g/ton) antibiotic treatment, and removing dead waterfowl and crows from the pen, and keeping wild wate ... | 1977 | 916145 |
| avian cholera in common crows, corvus brachyrhynchos, from the central texas panhandle. | an epornitic of avian cholera involving approximately 150 birds is described from a flock of common crows, corvus brachyrhynchos, on a single playa lake utilized as a roost in castro county, texas, during early spring of 1980. there was a concomitant epornitic of avian cholera involving several hundred ducks and geese of several species on adjacent lakes in he same area. crows scavenged extensively on waterfowl carcasses. gross and histopathologic lesions in waterfowl were typical of acute avian ... | 1981 | 7338973 |
| an epornitic of avian cholera in waterfowl and common crows in phelps county, nebraska, in the spring, 1975. | in the spring of 1975, many species of waterfowl and common crows (corvus brachyrhynchos) were found dead in phelps county, nebraska. about 25,000 water fowl and at least 3,000 crows died in the epornitic. few waterfowl were seen dying, but the crows experienced a chronic illness during which they became debilitated and were lethargic and dyspneic. gross and microscopic lesions in the waterfowl were typical for acute avian cholera. the crows had dark, firm areas within the lungs, loosely adhered ... | 1977 | 864853 |