News tagged with hemlock trees
Study finds hemlock trees dying rapidly, affecting forest carbon cycle
Feb 26, 2009 |
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New research by U.S. Forest Service Southern Research Station (SRS) scientists and partners suggests the hemlock woolly adelgid is killing hemlock trees faster than expected in the southern Appalachians and rapidly altering ...
Search results for hemlock trees
Preserving the Hemlock
Mar 04, 2008 |
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As part of an ongoing effort to preserve the imperiled eastern hemlock tree species, researchers from North Carolina State University have successfully located the most genetically diverse populations of the species in the ...
Loss of hemlocks will affect water dynamics in southern Appalachian forests
Jul 09, 2007 |
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Forest Service (FS) research has provided the first estimates on the impact the loss of eastern hemlock will have on the water dynamics of the southern Appalachian mountains. In the June 2007 issue of Ecological ...
Cornell releases predator beetle to battle hemlock pest
Nov 11, 2009 |
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(PhysOrg.com) -- Cornell researchers released a well-studied beetle predator to test its ability to ward off a hemlock-killing aphid-like insect.
Study Finds Oldest Trees Grow Slowest - Even as Youngsters
Biology /
Feb 05, 2009 |
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(PhysOrg.com) -- A newly published study has found that the oldest trees in the forest also grow the slowest - and they likely aren’t the prettiest.
Japanese beetle may help fight hemlock-killing insect
Biology /
Sep 10, 2007 |
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The eastern hemlock, a tall, long-lived coniferous tree that shelters river and streamside ecosystems throughout the eastern United States and Canada, is in serious danger of extinction because a tiny, non-native ...
When palm trees gave way to spruce trees
Space & Earth / Earth Sciences
Jun 17, 2009 |
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For climatologists, part of the challenge in predicting the future is figuring out exactly what happened during previous periods of global climate change.
Well-traveled wasps provide hope for vanishing species
Nov 09, 2009 |
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They may only be 1.5mm in size, but the tiny wasps that pollinate fig trees can travel over 160km in less than 48 hours, according to research from scientists at the University of Leeds. The fig wasps are transporting ...
Rhododendron expansion may increase the chance of landslides on Southern Appalachian slopes
Aug 31, 2009 |
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Research by U.S. Forest Service Southern Research Station (SRS) scientists and partners suggests that the expansion of rosebay rhododendron (Rhododendron maximum) in Southern Appalachian mountain hollows may in ...
Trees facilitate wildfires as a way to protect their habitat
Oct 28, 2009 |
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Fire is often thought of something that trees should be protected from, but a new study suggests that some trees may themselves contribute to the likelihood of wildfires in order to promote their own abundance ...
Scientists Cryopreserve Pest-Imperiled Ash Trees
Oct 28, 2009 |
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(PhysOrg.com) -- Using cryopreservation methods, Agricultural Research Service (ARS) scientists have devised a procedure for storing frozen budwood from ash trees (Fraxinus) and thawing the delicate buds for ...
List of search results for hemlock trees
