this aims to prevent direct entry of livestock waste into streams thereby reducing environmental pollution agricultural enterprises started disposing of manure jointly at four largescale plants equipped with specialized technologies and facilities in with the intention to build stable infrastructure for manure processing and to efficiently manage livestock waste in areas with highdensity livestock farms including pigs these facilities started to produce solid or liquefied fertilisers partly motivated by the korean government s decision to ban the oceandumping of livestock excretion in