IPPC Pigs - Dietary Guidance Notes for Protein & Phosphorus (NI) Topics: Pollution, Pollution prevention and control Date published: 1 July 2005 IPPC Pigs - Dietary Guidance Notes for Protein & Phosphorus (NI) Documents IPPC Pigs - Dietary Guidance Notes for Protein & Phosphorus (NI)Adobe PDF (126.35 KB)