Question:  query regarding fowl odour in apoultry premises 
Answer: - clean the farm with q for all / b -904  , spray topicure , charmil -- on the side wall & corner of the room -- strictly monitor the feeding schedule  without giving more feed & water in feed & water trough  , check the contamination of feed & moisture in the feed - because the odour is originated from the feed when mixed with water , not from the body of the fowl