jointly sponsored by the Divisions of Pesticide Chemistry and Analytical Chemistry at the 178th meeting of the American Chemical Society, Washington, D.C., September 9-14, 1979 ; John Harvey, Jr., editor, Gunter Zweig, editor, associate editors, Richard Cannizzaro, Henry Dishburger, Joseph Sherma
[sponsored by the Commission of the European Communities, Directorate General for Agriculture, Coordination of Agricultural Research] ; edited by J-P. Wathelet