Hanson, Clarence H. The effect of FDA regulations (GRAS) on plant breeding and processing; papers presented at the ... - Madison, Wis. : Crop Science Society of America, 1974 - 63 p. : gráfs. - Special publication . - Special publication . LCCN: 73509 Subjects--Topical Terms: Aditivos alimenticios.Agricultura--Leyes--E.U.A.Alimentos--Toxicología.Plantas--Mejoramiento.