@book{13986,
	author = {González Garza, José Demetrio.},
	title = {Combate químico de la roña Fusicladium effusum Wint en nogal pecanero en Montemorelos, N.L.},
	publisher = {El autor,},
	year = {1980},
	address = {Monterrey, N.L. :}
}