Mike Lees, mdlees@dow.com¹, Gail M. Getty, ggetty@berkeley.edu², Vernard R. Lewis, vlewis@nature.berkeley.edu², and Robin L. Taylor, rtaylor@nature.berkeley.edu³. (1) Dow AgroSciences, 5200 Parkford Circle, Granite Bay, CA, (2) University of California - Berkeley, Division of Organisms & the Environment, ESPM, P.O. Box 1557, Blue Jay, CA, (3) University of California - Berkeley, division of Organisms and the Environment, ESPM, 1301 South 46th Street, building 478, Richmond, CA