DISEASES AND PESTS OF FOWLS 
Fic. 25.—CHICKENS AFFECTED WITH WHITE DIARRHEA 
Ten-day White Leghorn chickens showing symptoms of bacillary white 
diarrhea. (After Rettger & Stoneburn.) 
after chicken shows similar symptoms and 
dies, resulting in much loss and discourage- 
ment to the poultry rearer. 
Cause. Various causes, such as im- 
proper or stale food, may upset the chick- 
en’s digestive organs and give rise to a 
whitish diarrhea, but the term ‘“‘white diar- 
rhea” is best restricted to a contagious form 
of diarrhea due to minute parasites in the 
intestinal tracts of chickens. A coccidium 
Fic. 26.—HEALTHY CHICKENS 
Normal ten-day White Leghorn chickens. (After Rettger & Stoneburn.) 
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