Effects of agricultural production on nitrates in food and water with particular reference to isotope studies ; proceedings and report of a panel... - Vienna : OIEA, 1974 - 158 p. - Panel proceedings series . - Panel proceedings series . LCCN: 35470 Subjects--Topical Terms: Agua--Contaminación.Alimentos--Contaminación.Fertilizantes nitrogenados.Radioisótopos. Dewey Class. No.: 614.77 / O7