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Show SAYS DUCK DISEASE ' IS SURELY CHOLERA New York Expert's Diagnosis Is Ac-, corded With That of Local I Doctors. Dr. Ileid Rlald, veterinarian and pathologist of Ihe New York Zoological Zoologi-cal society, a noted export in such metters, has given his opinion relative rela-tive to the diseas" affect lug tild ducks In I'tnh. Dr LSlnid. In response If- a communication from the New-State New-State (inn club, says: "The disease affecting the ducks and other water fowl in the vicinity of Salt Ijike City, so well described by the Ftah boys. In undoubtedly duck cholera. This is an infectious disease caused by a non-motile aerobic aero-bic bacillus with rounded ends. It is aliout three times as long as broad, nnd strains readily with aniline dves In morphology and culture it resembles re-sembles the bacill.: of fowl cholera, but falls to Infect chickens, pigeons or rabbits "It Jnfects ducks and many other water fowls by Ingestion. In the infected in-fected birds the bacillus is always found In the blood, also in the Intestinal Intes-tinal mucous membrane and in the liver. D.icks Inoculated with cultures of duck bacillus, hypodermlrully or Inlc ravenously, die in from tw enty-four enty-four hours to three days with peril o-nit o-nit is nnd Intense Intestinal 1 congestion. conges-tion. "Pond water is a common source of Infeitlon. esperi'illy where there has been overcrowding. Summer is the period of greater prevulence. as at this time the best opuortunlty is af lorded for the multiplication of the germs, and the iliilng of the ponds concentrates the Infected material The mortality In different epidemics varies, but In many cases It has reached reach-ed as high as S.'i per cent. "T11 prevent th.. spread of this disease di-sease remote the infected birds from the dock, keep the yards clean of droppings, and sprinkle the ground occasionally oc-casionally with a 3 per cent solution of sulphuric acid. Ii It is decided to treat the sick birds, they must be removed re-moved as soon as the Illness Is detected, de-tected, and food and water must Ik? clean and pure." Dr Mlald s conclusions are in con formlty with the opinion of local doctors doc-tors and sportsmen. |