1. California
Administrative Code: Worker Safety, Article 23. Economic Poisons, Group 2. Chemistry, Subchapter 1. Plant Industry, Chapter 4. Agriculture, Title 3. May 9 (1974).
2. California
Administrative Code: Pesticide Worker Safety, Article 23. Economic Poison, Group 2. Chemistry, Subchapter 1. Plant Industry, Chapter 4. Agriculture, Title 3. Feb. 5 (1979).
3. California Department of Health and California Department of Food and Agriculture: Mimeographed summary: “Pesticides most often reported by physicians in California as causes of illness in employed persons in 1972 and 1973” (1974).
4. Carman, G. E., and R. L. Metcalf: Safe handling of parathion, TEPP, and other organic phosphorus insecticides with reference to use on citrus in California. Citrograph 37, 6 (1951).