The websites below have additional helpful information:

California Department of Pesticide Regulation (CA Environmental Protection Agency)

Pesticide Information Profiles (EXTOXNET)

MedlinePlus for Pesticides (U.S. National Library of Medicine and National Institutes of Health)

National Pesticide Information Center, (800) 858-7378

Pesticides (National Safety Council)

Pesticides (U.S. Environmental Protection Agency)

Integrated Pest Management (UC Agriculture & Natural Resources)