Knight, F.B., & Heikkenen, H.J. 1980 Chapter 14. Sucking Insects.. Principles of Forest Entomology. McGraw-Hill New York 461 pp.
Notes: Discusses 11 coccoid species; description, damage and control in general and for some species in particular.
Knight, F.B., & Heikkenen, H.J. 1980 Chapter 14. Sucking Insects.. Principles of Forest Entomology. McGraw-Hill New York 461 pp.
Notes: Discusses 11 coccoid species; description, damage and control in general and for some species in particular.