1. Main sources of waterborne pathogens Human and animal fecal wastes domestic waste water and waste water of agriculture and industry (人畜粪便、生活污水、医院、农业以及 畜牧屠宰、皮革和食品工业等废水)1．Main sources of waterborne pathogens Human and animal fecal wastes, domestic waste water, and waste water of agriculture and industry. (人畜粪便、生活污水、医院、农业以及 畜牧屠宰、皮革和食品工业等废水)