Studies on pesticide residues in foods: Transition of organochlorine pesticide residues in raw milk produced in Nagano (1970-1977)

Yamaura, Y.; Maezawa, H.; Kawamata, S.; Kobayashi, M.

Studies on pesticide residues in foods: Transition of organochlorine pesticide residues in raw milk produced in Nagano (1970-1977)

1979

Yamaura, Y. (Nagano-ken. Research Inst. for Health and Pollution (Japan)) | Maezawa, H. | Kawamata, S. | Kobayashi, M.

The Transition of organochlorine pesticide residues la raw milk produced in Nagano prefecture during the period of 197O-1977, were investigated. alpha, beta, gamma and delta-BHC, pp'-DDT, pp'-DDE and pp'-DDD, dieldrin were found to be present in raw milk. The following substances were not detected; op'-DDT, aldrin, endrin, heptachlor and heptachlor epoxide. It was observed that the contamination of raw milk by organochlorine pesticides showed a decrease by about 90% in BHC residues for a period of eight years.

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