e. One-eye cold (CONJUNCTIVITUS). (1) Symptoms. There is a watery discharge from the eye, and the surrounding membranes are frequently swollen.
(2) Treatment. Place bird in a warm room and treat eye daily with one drop of metaphin, or one drop of 15 percent argyrol.
(3) Prevention. Provide proper ventilation in the loft. Avoid dampness and drafts.
f. Going light. This is not a disease in itself but a symptom or result of a disease. Any pigeon showing loss of flesh should be isolated and observed until the affecting disease is determined.
g. Diarrhea. This is not usually a distinct disease, but the result of some other disease.
(1) Symptoms. Droppings are green and watery.
(2) Treatment. Sick birds should be isolated and observed to determine if they have some other disease. Feeding of rice will usually check the condition if it is caused by feed or drinking water.
(3) Prevention. Sanitary loft conditions, proper diet, and fresh drinking water will help prevent it.
h. Sour crop. Sour crop is caused by damp or mouldy grain, impure water or lack of grit.
(1) Symptoms. The pigeon will sit with feathers ruffled. A greenish diarrhea usually accompanies sour crop. On examination the crop is found to be hard and distended.