Sirococcus tsugae tip blight on eastern hemlocks
Series: Pest alert; Pest alert (United States. State and Private Forestry. Northeastern Area)
Publisher: USDA Forest Service, Northeastern Area, State and Private Forestry
Published: 2010
Place of publication: Newtown Square, PA
Language: eng
Subjects: Eastern hemlock; Diseases and pests; Identification; Sirococcus
Notes: Caption title.

"May 2010."

"NA-PR-01-10."

Also available on the Internet.