100 



POULTRY DISEASES 



is considerable. The disease area manifests 

 itself as a lump in the throat or neck, which is 

 easily felt. 



Treatment. — It will be necessary to keep the 

 premises thoroughly clean, constantly disinfected, 



washed with an 

 antiseptic. The 

 trays after each 

 batch of squabs 

 need to be cleaned 

 and disinfected, as, 

 in fact,, does the 

 entire building. 



Some good re- 

 sults have been ob- 

 tained by treating 

 these squabs early 

 with a solution of 

 s u 1 p hocarbolates 

 compound. Also 

 other antiseptics 

 recommended for 

 chicken cholera. In 

 squabs it will be 

 necessary to use a medicine dropper and in- 

 ject the solution into the mouth several times a 

 day. If the disease has progressed very far. it 

 is best to kill the squab and cremate it. 



Coccidiosis in Wild Ducks 



Two wild ducks (mallards) were sent to the 

 laboratory by the game warden of Colorado dur- 

 ing the fall of 1910, with the history that they 

 had been found dead on a reservoir, and that the 

 wild ducks were dying in large numbers. A care- 

 ful autopsy was held on these birds. There were 



Fig. 37. Fig. 38. 



Fig. zt. Pulmonary Coccidiosis in a 



Duck 



A, Nodules in lung caused by the coc- 



cidium (natural size). ^ 



Fig. 38. Intestinal Coccidiosis in a 



Duck 



B, Ulcers caused by the coccidium 



(natural size). 



