Diagnosing Injury to Woody Ornamentals
Adapted from Johnson, W.T. and H.H. Lyon. 1991. Insects that feed on trees and shrubs. 2nd ed., Cornell Univ. Press, Ithaca, New York, 560 pp.
by Greg Hoover
- Possible Causes of Injury to Plants
- Symptoms of Insect Attack
- Signs - Presence of the Insect or Insect-related Products on Plants
- Some Selected References in Entomology
