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This factsheet explains the three factors of proper swine manure management: the nutrient content of the manure, the percentages of those nutrients that are available to the plant and the nutrient requirements of the plant.
Air quality in hog production can be improved by dietary manipulation (e.g., reducing crude protein), technology (spraying oil in the houses), management (regular washdown of pens), or additives. This paper focuses on additives used in shallow pits and lagoons.
