T
T
T
Treesearch

Hemlock woolly adelgid biological control research

Informally Refereed
Download (PDF 63 KB): https://research.fs.usda.gov/download/treesearch/19873.pdf

Abstract

The hemlock woolly adelgid (HWA), Adelges tsugae Annand, is an introduced pest that causes mortality of hemlock in the eastern U. S. Three laboratories have imported and are evaluating predacious beetles for biological control of the adelgid.

Parent Publication

Citation

Montgomery, Michael; Havill, Nathan; Cheah, Carole; McClure, Mark; Zilahi-Balogh, Gabriella; Lamb, Ashley; Salom, Scott. 2003. Hemlock woolly adelgid biological control research. In: Fosbroke, Sandra L. C.; Gottschalk, Kurt W., eds. 2002 January 15-18; Annapolis, MD. Gen. Tech. Rep. NE-300. Newtown Square, PA: U.S. Department of Agriculture, Forest Service, Northeastern Research Station. p.74.