por Racke, Kenneth D., 1959- [editor] | Coats, Joel R [editor] | American Chemical Society. Division of Agrochemicals | American Chemical Society. Meeting (198 : 1989 : Miami Beach, Florida).
por Racke, Kenneth D, 1959- [editor] | Leslie, Anne R, 1931- [editor] | American Chemical Society. Division of Agrochemicals | American Chemical Society (203 : 1992 : San Francisco, California).