Pollutant producing links and pollutant resources have been analyzed in the whole process of culture in large-scale livestock farms,and key nodes of the pollution control have been filtered out.Strategies of pollution prevention and control based on the theory of full process control in large-scale livestock farms have been proposed,including livestock farms planning and design,complete feed formulation,feeding management and comprehensive utilization of manure,etc.All these will ruduce the risk of livesock farms to human and en...