About ForestryForestryHemlock Wooly Adelgid - Identification and Control- June 30, 2008 Eastern and Carolina hemlocks are now under attack and in the early stages of being decimated by an aphid-like insect called the hemlock wooly adelgid (HWA). Although the outcome looks...http://forestry.about.com/b/2008/06/30/hemlock-wooly-adelgid-identification-and-control.ht... |