A Study of DDT Residues in Milk Samples of Cow from Kanpur District (U.P.), India

Abstract

In all 117 milk samples from cow of 7 regions of Kanpur district were analysed. The results (Table-1) revealed that 37.68 percent samples were contaminated with DDT in the range of 0.003 to 1.749 ppm, of which 4.52 percent samples exceeded the maximum permissible limit of 1.25 ppm. The percentage of contaminated samples in cow milk was 61.61 in the range of 0.003 to 1.415 ppm of which 5.4 percent samples, one each from Ram Nagar and Bithore exceeded the permissible limit. Inoue et al. (1979) reported that 70 percent of cow milk samples were contaminated with a maximum of 0.002 ppm residues.