@book{16776,
	author = {Hammerschlag, F. A. and Litz, R. E.},
	title = {Biotechnology of perennial fruit crops.},
	publisher = {C.A.B.International,},
	year = {1992.},
	series = {Biotechnology in agriculture : subserie ;},
	address = {Wallingford,OX :}
}