1. Arizona Department of Environmental Quality 2013. Table 3: 2013 Ground Water Protection List. (http://www.azdeq.gov/environ/water/compliance/download/table3.pdf, accessed 9 September 2016).
2. Arizona Pest Management Center 2014. Research-Based Integrated Pest Management IPM Programs Impact People Communities and the Economy of Arizona. University of Arizona, Arizona Pest Management Center. (http://cals.arizona.edu/apmc/docs/APMC%20Impact%20narrativep1-4_4-29-14.pdf, accessed 9 September 2016).
3. (CDFA) California Department of Food and Agriculture. 1996 to 2015. California Agricultural Statistics Review. (http://www.cdfa.ca.gov/Statistics/, accessed 9 September 2016).
4. (CDPR) California Department of Pesticide Regulation 2010. Summary of Pesticide Use Report Data - 2009. (http://www.cdpr.ca.gov/docs/pur/pur09rep/09sum.html, accessed 9 September 2016).
5. (CDPR) California Department of Pesticide Regulation 2014. 2013 Pesticide Residues in Fresh Produce. (http://www.cdpr.ca.gov/docs/enforce/residue/resi2013/rsfr2013.htm, accessed 9 September 2016).