News tagged with sagebrush
Big sagebrush may need to count on its soil seed bank for survival
Big sagebrush (Artemisia tridentata) is a key foundational species in an ecosystem that is threatened by invasion of cheatgrass and the subsequent increase in fire frequency. Critical to the conservation, reesta ...
Mar 27, 2012 |
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Climate change causing massive movement of tree species across the West
A huge "migration" of trees has begun across much of the West due to global warming, insect attack, diseases and fire, and many tree species are projected to decline or die out in regions where they have been present for ...
Nov 03, 2011 |
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Burning invasive juniper trees boosts perennial grass recovery
Controlling juniper trees by cutting them down and burning them where they fall keeps invasive cheatgrass at bay and allows native perennials to become re-established, according to findings by U.S. Department of Agriculture ...
Aug 27, 2010 |
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In elevated carbon dioxide, soybeans stumble but cheatgrass keeps on truckin'
In August of 2008 Jacob Schaefer, PhD, on vacation in San Diego, picked up a copy of the Los Angeles Times. As it happened, the newspaper was running a series on the wildfires in the western United States.
Jun 22, 2010 |
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ARS scientists study effects of grazing on grouse habitat
Agricultural Research Service (ARS) scientists at the Eastern Oregon Agricultural Research Center in Burns, Ore., are taking a careful look at how grazing cattle affect sage-grouse habitat on high desert rangelands.
Apr 30, 2010 |
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Livestock Can Help Rangelands Recover from Fires
(PhysOrg.com) -- A 14-year study by Agricultural Research Service (ARS) scientists in Oregon found that rangelands that have been grazed by cattle recover from fires more effectively than rangelands that have ...
Oct 01, 2009 |
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NY researchers breeding rare native ladybugs
(AP) -- A year after they launched a nationwide search for dwindling native ladybugs, New York researchers are breeding colonies of them from insects found by citizen scientists in Oregon and Colorado.
Sep 04, 2009 |
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