http://pmep.cce.cornell.edu/facts-slides-self/index.html

This is a series of texts relating to the use and application of pesticides, and it's presented in the following topics: pesticide spray adjuvants; pesticide compatibility; water Ph and pesticides; Triazine resistance; controlled droplet application; back-siphon; chemical freezing; conversion tables; shelf-life; sprayer nozzles; sprayer calibration; sprayer cleaning; and shade tree equipment.