@book{6609,
	author = {Matheis Jiménez, Edetza.},
	title = {Claviceps purpurea (Fr.) Tul. causante del ergot o cornezuelo en pasto salado (Distichlis spicata (L.) Greene) en el Lago de Texcoco, México},
	publisher = {El autor,},
	year = {1993},
	address = {Chapingo, Méx. :},
	note = {62-252}
}