1. Adams, R. S., Jr.: Phosphorus fertilization and the phytotoxicity of simazine. Weeds 13, 113 (1965).
2. Adams, R. S., Jr.: Personal communications. Univ. of Neb. (1969).
3. Adams, R. S., Jr., and W. G. Espinoza: The effect of phosphorus and atrazine on mineral composition of soybeans. J. Agr. Food Chem. 17, 818 (1969).
4. Adams, R. S., Jr., and S. E. Nelson: Effect of simulated atrazine residues on oat yield. Research Rept. N.C. Weed Control Conf. 24, 4 (1967).
5. Ahrens, J. F.: Detoxification of simazine and atrazine treated soil with activated carbon. Proc. N.E. Weed Control Conf. 19, 364 (1965).