@article {41215,
	title = {The effect of companion crops and herbicides on economic returns of alfalfa-bromegrass establishment},
	volume = {77},
	year = {1997},
	pages = {231-235},
	publisher = {Canadian Journal of Plant Science},
	author = {Smith, E. G. and Barbieri, J. M. and Moyer, J. R. and Cole, D. E.}
}
