... of sensors and biosensors in the determination of pesticides in environmental samples is also rapidly increasing These portable analytical devices offer the possibility of in situ analysis [85 ] ... determination in soil of herbicides used in forestry by GC-NPD and GC-MS, J Agric Food Chem., 46, 186 4, 19 98 31 Sánchez-Brunete, C., et al Multiresidue herbicide analysis in soil samples by means of ... Sánchez-Brunete, C., Martínez, L., and Tadeo, J.L Determination of corn herbicides by GC-MS and GC-NPD in environmental samples, J Agric Food Chem., 42, 2210, 1994 21 Balinova, A.M and Balinova,...