POULTRY DISEASES AND 



IR TRliATMENT. 



189- 



"The chick as a whole appears more or less anaemic and 

 emaciated. The muscles of the wings, hreast and legs may he 

 almost completely wasted away." 



Fig. 43. Ten day White Leghorn chicks showing symptoms of 

 bacillary white (liarrhca. (After Rettger and Stoneburn). 



The chief diiterence between this and coccidiosis appears to 

 be in the contents of the ceca (cf. p. 186). 



Diagnosis of JJ'liitc Diarrhea in General. The symptoms of 

 white diarrhea are in general the same for the dififerent forms 

 of the disease. They may be briefly stated as follows: The 

 affected chicks appear stupid and remain under the hover or hen 

 much of the time. They isolate themselves from the rest of 

 the flock and appear indifferent to what goes on about them. 

 Their feathers become rough and the wings droop (cf. fig. 45). 

 There is progressive loss of weight. The birds eat little or 



Fig. 46. Normal ten day White Leghorn chicks. (After Rettger 



and Stoneburn). 



nothing and appear unable to pick up their food. Their actions 

 in this direction arc chiefly mechanical. The characteristic 

 whitish discharge from the vent very soon makes its appear- 

 ance. The discharged matter may be creamy or sometimes 



