Table 2.

Total nitrogen (TN) concentration and total uptake of floating aquatic macrophytes after 60 days of treatment in swine manure wastewater (mg/g, dry weight).

Treatment	TN Content (mg/g, Dry Weight)
	Initial			1st Harvest	2nd Harvest	3rd Harvest
	Roots	Shoots	Fruit	Shoots	Shoots	Roots	Shoots	Fruit
T. natans	15.81	31.85	10.00	22.30	15.62	11.23	11.50	7.06
L. adscendens		31.42		18.23	11.30	10.56	6.32