Plants can be attacked by a multitude of pathogens and insects. Each plant within a production region has documented pests that can negatively impact plant health. Environment and production practices can influence the outcome of interactions between pathogens and pests. This is a beginning course for students to learn how to recognize symptoms of economically important pathogens and insects. Prereq: 5603 or Entmlgy 5600, or permission of instructor. Not open to students with credit for Entmlgy 5606. Cross-listed in Entmlgy.