Lower emissions of ammonia from poultry housing		Remove ammonia from ventilated houses		Equip pig housing with air scrubbers or filters
				Equip poultry housing with air scrubbers or filters
		Decrease the amount of nitrogen excreted by poultry		Reduce protein content of poultry diet
		Keep poultry litter/manure dry		Reduce water spillages in poultry housing
				Regular cleaning of manure belts to prevent build up of droppings
				Provide adequate litter to soak up liquid in droppings
				Reduce leaks and drips from poultry drinkers