1. Associate Committee on Scientific Criteria for Environmental Quality. “Fenitrothion: The Effects of its Use on Environmental Quality and its Chemistry”, National Research Council of Canada, report no. 14104, Ottawa, Canada, 1975, p. 106.
2. B. D. Ripley, J. A. Hall andA. S. Y. Chau, Environ. Lett.7, 97 (1974).
3. N. Grift andW. L. Lockhart, J. Ass. Offic. Anal. Chem.57, 1282 (1974).
4. J. G. Zakrevsky andV. N. Mallet, J. Chromatogr.132, 315 (1977).
5. G. G. Volpé andV. N. Mallet, Intern. J. Environ. Anal. Chem.8, 291 (1980).