DISEASES AND PESTS OF FOWLS 



OVIDUCT, DISEASES OF 



Abnormal eggs must be regarded as due 

 to functional disorders of the oviduct. One 

 cause of soft eggs is lack of shell-forming 

 material; therefore a liberal supply of 

 powdered oyster shells, or lime in some 

 other form, should always be accessible to 

 laying hens. Other abnormal eggs occur, 

 such as those with double yolks, without 

 any yolk, with blood clots, etc. No treat- 

 ment can be suggested beyond feeding a 

 varied diet and avoiding too stimulating or 

 over-heating foods. 



Prolapse of the oviduct may occur. The 

 protruding portion should be oiled or vase- 

 lined and gently pressed back. 



PERITONITIS 



Not common and not contagious 



Symptoms. Loss of appetite, fever and 

 evidence of discomfort and pain in the 

 stomach, especially if the abdomen is 

 pressed with the hand. Post-mortem ex- 



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