@book{67862,
	author = {Galván Lamas, Roberto.},
	title = {Efecto de Globodera rostochiensis (Woll 1923) Mulvey y Stone, 1976. (Nematoda : Heteroderidae) sobre seis variedades de papa (Solanum tuberosum, en invernadero},
	publisher = {El autor,},
	year = {1987},
	address = {Chapingo, Méx. :}
}