TY - SER AU - Santos,R.L.de B. AU - Spehar,C.R. AU - Vivaldi,L. TI - Quinoa (Chenopodium quinoa)reaction to herbicide residue in a brazilian savannah soil KW - QUINOA KW - HERBICIDA KW - CONTROLE QUÍMICO KW - TOXIDEZ KW - RENDIMENTO ER -