Article Information
Published By
Online ISSN
History
- Published online July 1, 1993.
Copyright & Usage
© 1993, International Society of Arboriculture. All rights reserved.
Author Information
- Donald L. Dahlsten, Division of Biological Control,
- Susan M. Tait, Division of Biological Control,
- David L. Rowney, Division of Biological Control and
- Beverly J. Gingg, Department of Agriculture1