POULTRY DISEASES AND THEIR TREATMENT 



larged, hangs down at the back, and some- 

 times touches the ground. 



Cause. Old layers are generally affected. 

 The cause may be the strain of heavy 

 laying, or may in cases be due to too much 

 internal fat. 



Treatment. No satisfactory treatment 

 can be recommended and the bird had best 

 be killed. Such birds should not be used 

 for breeding purposes. 



BRONCHITIS (CROUP) 



Not very common 



Symptoms. Bronchitis may be distin- 

 guished by the rattling in the throat of the 

 bird affected and by the rapid breathing and 

 cough. The rattling is due to mucus in 

 the inflamed bronchial tubes. In bad cases, 

 birds mope, refuse to eat, and soon die. 



Cause. Bronchitis may develop from an 

 ordinary cold, or may be due to sudden 

 changes of temperature, or to exposure to 

 rain, cold, and damp. 



Treatment. Keep affected bird away 



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