@book{10867,
	author = {Companhia Brasileira de Potassa e Adubos, Sao Paulo, SP (Brasil)},
	title = {A adubacao racional do trigo no Brasil},
	year = {[nd]. },
	address = {Sao Paulo, SP (Brasil): },
	note = {19 illus.; Bibliography p. 38-40 (62 ref.); Published after 1955}
}