Units:2 Biotic and abiotic disturbance agents. Identification and ecology of important forest insects and diseases of North America. Predisposing factors that increase susceptibility of forests. Management strategies to reduce impacts. Division: Lower Division Requisites: Pre-requisite: FOR 130 or FOR 131. Permission to enroll: No Special Consent Required Grading mode: Optional Grade Basis Sustainability: Sustainability Focused Weekly: Lecture 1 hr. Laboratory 3 hrs.