. Diseases of poultry; their etiology, diagnosis, treatment, and prevention. Poultry. Fiu. 13. — Liver of fowl afYccted with tuberculosis. (Aftei' Ward.) The tubercles in avian tuberculosis are not essentially differ ent from those found in mammalian forms of the disease These tubercles appear as small raised nodules filled with a cheesy substance. In birds the organs most af- fected are the liver, spleen and intestinal tract. In some in- stances nearly every organ, including kidneys, ovaries, lungs, bones, muscles and skin, is affected. Statistics collected show that in from 90 to 99 per cent


. Diseases of poultry; their etiology, diagnosis, treatment, and prevention. Poultry. Fiu. 13. — Liver of fowl afYccted with tuberculosis. (Aftei' Ward.) The tubercles in avian tuberculosis are not essentially differ ent from those found in mammalian forms of the disease These tubercles appear as small raised nodules filled with a cheesy substance. In birds the organs most af- fected are the liver, spleen and intestinal tract. In some in- stances nearly every organ, including kidneys, ovaries, lungs, bones, muscles and skin, is affected. Statistics collected show that in from 90 to 99 per cent of cases the liver shows tubercular lesions (Fig. 13). In from 85 to 90 per cent the spleen is affected. Fig. 14. — Spleen from tubercu- lous fowl cut through the mid- dle. (After Koch and Rabino- witsch.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Pearl, Raymond, 1879-1940; Surface, Frank M. (Frank Macy), 1882- joint author; Curtis, Maynie R. (Maynie Rose), b. 1880, joint author. New York, The Macmillan Company


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectpoultry, bookyear1915