@book{6587,
	author = {Camacho Meléndez, Isidro.},
	title = {Control químico de la roya amarilla (Puccinia striiformis West f. sp. hordei); de la cebada (Hordeum vulgare); en Chapingo, Méx.},
	publisher = {El autor,},
	year = {1992},
	address = {Chapingo, Méx. :},
	note = {62-230}
}