Sanitary Condition Of Water Supplies For Poultry Consumption At Sharkia Governorates

A total of 100 water samples (49 samples from main water supply and 51 samples from water of drinkers) were collected from 24 broiler and 25 layer farms located at different districts at Sharkia Governorate during a period from August 2008 to April 2009. I- Chemical examination of water:1. The mean value of PH in main water supplies was 7.32; while in water of drinkers were 7.16. Only, 11.8 % of examined water of drinkers had PH above recommended limits. PH value of both ground and treated surface water are nearly similar. PH in drinkers2. The mean values of ammonia were 0.14 and 0.65 mg/Lin water of main water supplies and drinkers, respectively. Only 83.7 and 27.5% of water samples in main water supplies and drinkers were lower than recommended limits. Ammonia levels in both ground and3. The mean value of nitrite was 0.03 mg/L in main water supplies, while in drinkers; the mean concentration of nitrite was 0.12 mg/L. 100% of examined water collected from main water supplies and 82.4% of examined drinkers had nitrite below Maximum Accep