This Cooperative Extension Service publication from Mississippi State University is a training guide for commercial pesticide applicators. Focusing on forest pest control, this publication examines plant and animal pest control practices for southern tree species. Contents include: (1) identification of insects, diseases, and weed tree species; (2) basic properties of insecticides, fungicides, and herbicides; (3) concentration, formulation, and mixing of pesticides; (4) application methods such as sprays, dusts, granular applications and mechanical-chemical applications; (5) environmental safety considerations such as drift and volatilization, disposal of pesticides and their containers and the effects of pesticides in soil and water; and (6) some recommended forest pest control practices for Mississippi. A reference list is also included. (MR)