TY - BOOK AU - Nash, Ralph G., AU - Leslie, Anne R., 1931- ED - American Chemical Society. ED - American Chemical Society. ED - American Chemical Society. TI - Groundwater residue sampling design T2 - ACS symposium series SN - 0841220913 AV - TD427.A35 G76 PY - 1991/// CY - Washington, D.C. PB - American Chemical Society KW - Productos químicos agrícolas KW - Aspectos ambientales KW - Medición KW - Congresos KW - Aguas subterráneas KW - Contaminación KW - Contaminación de suelos N1 - "developed from a symposium sponsored by the divisions of agrochemicals and of environmental chemistry at the 199th national meeting of the american chemical society, boston, massachusetts, april 22-27, 1990" ER -