News tagged with herbaceous species
Higher carbon dioxide may give pines competitive edge
(PhysOrg.com) -- Pine trees grown for 12 years in air one-and-a-half times richer in carbon dioxide than today's levels produced twice as many seeds of at least as good a quality as those growing under normal ...
Aug 03, 2009 |
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Search results for herbaceous species
Southern pine beetle impacts on forest ecosystems
Research by USDA Forest Service Southern Research Station (SRS) scientists shows that the impacts of recent outbreaks of southern pine beetle further degraded shortleaf pine-hardwood forest ecosystems in the southern Appalachian ...
May 17, 2012 |
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Study shows earthworms to blame for decline of ovenbirds in northern Midwest forests
A recent decline in ovenbirds (Seiurus aurocapilla), a ground-nesting migratory songbird, in forests in the northern Midwest United States is being linked by scientists to a seemingly unlikely culprit: earthw ...
Feb 29, 2012 |
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Genetic information migrates from plant to plant
Plant scientists were confounded by the fact that the DNA extracted from the plants’ green chloroplasts sometimes showed the greatest similarities when related species grew in the same area. They tried ...
Feb 03, 2012 |
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Sediments from the Enol lake reveal more than 13,500 years of environmental history
A team of Spanish researchers have used different geological samples, extracted from the Enol lake in Asturias, to show that the Holocene, a period that started 11,600 years ago, did not have a climate as ...
Space & Earth / Earth Sciences
Feb 03, 2012 |
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Tree rings reveal forest fires from hundreds of years ago
Like clues from an Agatha Christie mystery novel, trees can provide secrets about past events, and their rings are especially good at providing information about fires, some of which happened hundreds of years ago, according ...
Sep 07, 2011 |
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Restoration as science: case of the collared lizard
In a time when a five-year grant is considered a long-term grant, Alan R. Templeton, PhD, a professor of biology in Arts & Sciences at Washington University in St. Louis, has managed to follow some of the ...
Aug 22, 2011 |
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Study of phytoremediation benefits of 86 indoor plants published
Formaldehyde is a major contaminant of indoor air, originating from particle board, carpet, window coverings, paper products, tobacco smoke, and other sources. Indoor volatile organic compounds (VOCs) such as formaldehyde ...
Jun 23, 2011 |
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Is root grafting a positive, cooperative behavior in trees?
Trees are often viewed as individuals that compete with one another for access to limited resources. But could trees in stressed environments actually benefit from positive, facultative interactions? The ...
Jun 08, 2011 |
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Eucalyptus tree genome deciphered
The key to the survival of forestry in South Africa as well as many new possibilities for renewable bioproducts like biofuels and biopolymers may now be available with the click of a mouse.
May 12, 2011 |
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Research on satellite imagery aims to advance sustainable agriculture
Irrigating agricultural crops places huge demands on water resources around the globe. In Spain for instance, where agriculture is a major contributor to the nation's economy, 85% of country's total water demand comes from ...
Apr 01, 2011 |
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List of search results for herbaceous species
