Technologies for the treatment of swine-breeding wasterwater at home and abroad were discussed,wastewater quality from swine-breeding was analyzed,and was compared with the permitted discharging value; treatment technologies for swine-breeding wastewater were systematically summarized,and also,the effectiveness and cost of each treatment technology were analyzed,as well as the technical design thought for treatment of swine-breeding wastewater was put forward. At last,the dilemma of pollution treatment for ...