@book{50051,
	author = {Rodríguez Batista, José de Jesús.},
	title = {Caracteres morfológicos en clones de plantas adultas y juveniles de nopal (Opuntia amyclaea, Tenore)},
	publisher = {El autor,},
	year = {1982},
	address = {Chapingo, Méx. :}
}