@article {1699,
	title = {Options for reducing the negative effects of nitrogen in agriculture},
	volume = {48},
	year = {2005},
	pages = {861-870},
	keywords = {ammonia volatilization, condensed tannins, lotus-corniculatus, lowland rice, n2o emissions, nitrification inhibitors, nitrogen in agriculture, options for reducing the negative effects, oxide emissions, trail hoses, use efficiency, wool production},
	author = {Freney, J. R.}
}
