. The diseases of poultry. ins H ASKS OF 57 gillns glancus, and Aspcrt^illus ca)ididus. Usually these fungi are found in nature growing upon dead organic matter; but they have great vegetative and resisting power and are able to adapt themselves to various conditions of existence. Many species of birds are affected by them, the dis- ease caused by their develop- ment having been observed in pig- eons, pheasants, fowls, ducks, geese and swans, as well as in vari - ous cage and wildl)irds. Pam- pered and deli- cate birds are be- lieved to be most /requently at- tacked. The dis- ease ma
. The diseases of poultry. ins H ASKS OF 57 gillns glancus, and Aspcrt^illus ca)ididus. Usually these fungi are found in nature growing upon dead organic matter; but they have great vegetative and resisting power and are able to adapt themselves to various conditions of existence. Many species of birds are affected by them, the dis- ease caused by their develop- ment having been observed in pig- eons, pheasants, fowls, ducks, geese and swans, as well as in vari - ous cage and wildl)irds. Pam- pered and deli- cate birds are be- lieved to be most /requently at- tacked. The dis- ease may take on the characters of an epizootic and attack a large Fip. ^'-rammatic representation of tlu" air" numl)er of indi- .^acs stiowintr tUflr relation loeacli other, and to the lunf^s. A, trachea; B, interclavicular sac; viduals. C, I). E, F, extensions of the interclavicular sac; G, anterior thorocic sac; H. humerus: I, jxister- SVMPTOMS. In ior thoracic sac; J, entrance of bronchial mem- brane; K, abdominal sac. the early stages of the disease no symptoms are noticed, and it is only after it has progressed considerably that these be- come apparent. The affected birds do not follow the flock; they are very weak, scarcely able to stand, and,. 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 Salmon, D. E. Washington, D. C. , G. E. Howard & co.
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Keywords: ., bookcentury1800, bookdecade1890, bookleafnumber63, bookyear1899
