@book{8944,
	author = {Jeyakumar, Kirijah and Ranamukhaarachchi, S.L., and Government of Norway (NOARD) and AIT fellowship, },
	title = {Assessment and utilization of biologically fixed nitrogen by duckweed (Lemna sp.) for hydroponic lettuce production},
	publisher = {Asian Institute of Technology,},
	year = {2006},
	series = {Thesis ;},
	address = {Pathum Thani, Thailand :},
	note = {A thesis submitted in partial fulfillment of the requirements for the degree of Master of Science,  School of Environment, Resources and Development },
	url = {http://203.159.5.9/ait-thesis/detail.php?q=B09887}
}