Combating the Threat of the Hemlock Woolly Adelgid
Although spreading rapidly through the Great Smoky Mountains and through
the rest of the south, there are several methods that can be used to treat
and control the infestation of the Hemlock Woolly Adelgid, both chemical
and biological. Find out more through the following links:
Hemlock Woolly Adelgid management plans:
USDA Forest Service
University
of Tennessee
Chemical, biological, and cultural control methods & issues (USDA Forest Service documents):
Strategies for Managing Hemlock Woolly Adelgid (Adelges tsugae) in Forests (pdf)
Biology and Control of Hemlock Woolly Adelgid (pdf)
More Information:
Connecticut
Agricultural Experiment Station
Invasive
Species of Concern in Maryland (pdf)
Nassau
County Horticulture Site (pdf)
The Japanese Ladybird Beetle: A Secret Weapon to combact the Hemlock Woolly
Adelgid
Control of the serious HWA problem may be attained by use of a beetle
from Japan. The most effective biological weapon against Hemlock Woolly
Adelgid currently known is the Japanese ladybird beetle, Pseudoscymnus
tsugae, or, the P.t. Beetle. Following are links relating to the Pt beetle
and how it helps control HWA infestations:
Fact
sheet on Pt (Pseudoscymnus tsugae) beetle
Pt
beetle treatment overview (pdf)
Pt
beetle use in the Smoky Mountains
Using
the Pt beetle for HWA management
General
overview of Pt Beetle biological control
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