Pear Programs

Relative Efficacy Guide for Pears

This table is intended as a guideline to the relative efficacy of pesticides against a certain pest (see also Relative Efficacy Guide for Apple). Use it in conjuction with the pest Control Program for Pears, which gives recommended rates and timing of sprays. The information in the table is based on research conducted at the WSU Wenatchee Tree Fruit Research and Extension Center. Tolerance or susceptibility may vary from one area to the next.