@book{45936,
	author = {Bennett, William F.},
	title = {Nutrient deficiencies & toxicities in crop plants},
	publisher = {American Phytopathological Society,},
	year = {1993},
	address = {St. Paul, Minn. :},
	note = {Esta información se complementa con el juego de diapositivas D-157}
}