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The dissipation of 14 C carbaryl in undisturbed soil cores, and of quinalphos (25EC and 20AF) after seed and soil treatments, was investigated under field use conditions, in a semi-arid groundnut field. Residues were analyzed by TLC and HPLC and additionally by LSC for 14 C carbaryl. The harvested seed kernels were also tested for the presence of insecticide residues. The...
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