@book{69118,
	author = {Facio Parra, Federico. and Universidad Autónoma Agraria Antonio Narro. Saltillo, Coah.},
	title = {Apuntes de tecnología de semillas},
	publisher = {Universidad Autónoma Agraria Antonio Narro,},
	year = {[1987]},
	address = {Saltillo, Coah. :},
	note = {33-20}
}