@conference {603,
	title = {Allelopathic effect of Alfalfa. Sixth Arab Congress of plant protection},
	year = {1997},
	month = {October 27-31},
	address = {Beirut, Lebanon.},
	author = {Sh. A. Shaban and E.O. Abusteit and A.S. Kamel and D. Miller and S. Touima}
}
