id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
azojete-446	Udom, I. J. 	Mathematical prediction of nitrogen and phosphorus removal from piggery wastewater by horizontal sub-surface flow constructed wetland. 	2021	18	.pdf	application/pdf	7113	392	46	ISSN 1596-2490; e-ISSN 2545-5818, www.azojete.com.ng Corresponding author’s e-mail address: ikpeudom@aksu.edu.ng 328 Figure 5: Simulated and observed variations for nitrogen removal in constructed wetland. Where, N = nitrogen concentration (mg/l) rate of nitrogen removal from the wetland system (mgd-1) ( ) ( ) ( ) By using integrating factor, I.F ( ) ∫ ( ) ∫ Multiplying both sides of (2.2) by the integrating factor, we have ( ( )) ( ) ( ) ( ) ( ) ( )dt Udom: Mathematical prediction of nitrogen and phosphorus removal from piggery wastewater by horizontal sub-surface flow constructed wetland.	cache/azojete-446.pdf	txt/azojete-446.txt