Nutrient management is becoming increasingly important for the swine industry worldwide. However, the situation on the Canadian Prairies cannot be compared tot eh situation in The Netherlands or North Carolina. That said, sustained attention in the media to nutrient management problems elsewhere supports a proactive approach to study strategies to alter nutrient excretion patterns, and perhaps gain economically in the process. Projects are underway to study nutritional strategies to alter excretion patterns of nitrogen and phosphorus, the two most problematic nutrients in manure.