"An action threshold is the point at which an IPM technician takes action to reduce a pest's numbers. Sometimes an action threshold is a number, sometimes it is qualitative." This document discovers factors to consider for establishing thresholds.

Glossary for IPM and entomology.

Definitions for commonly used school IPM terms are provided by The IPM Institute of North America in the appendices for the School IPM Standards.

This is a cooperative effort of University of California-Davis, Oregon State University, Michigan State University, Cornell University, and the University of Idaho. It provides specific pesticide information relating to health and environmental effects.

Glossary of pesticide terms; many are non-technical and linked for additional clarification

Comprehensive list of IPM terms.