Course overview
This course provides information on the basic principles of spray calibration, including application rate calculations, describes the components of a sprayer, and takes a look at how droplet size, nozzle type, and weather conditions influence drift and spray coverage. Also covered are conditions for pesticide applications under the 2018 Pesticide Use Near Schoolsites regulation. This course is available for free. The authors of the course are Lynn Wunderlich, UCCE Farm Advisor Amador, Calaveras, El Dorado, and Tuolumne Counties and Dr. Franz Niederholzer, UCCE Farm Advisor Colusa County.

Who should enroll?
Anyone who works with air blast sprayers or is involved with ensuring successful pesticide applications in trees and vines. This includes pesticide handlers, pest control advisers, growers, and supervisors.

Continuing education units
California Department of Pesticide Regulation (0.5 hour Laws & Regulations and 2.0 hours Other), Certified Crop Adviser (2.0 IPM), and the Arizona Department of Agriculture (2.5 credits).

Enrollment period

• For assistance with login, course enrollment, or payment, contact campushelp@extension.org.
  
• For assistance with progress through the course or certificate, contact UCIPMcourses@ucanr.edu.