(PhysOrg.com) -- Invasive species cost an estimated $1.4 trillion annually in their environmental and economic impacts worldwide and are second only to habitat loss as a threat to biodiversity. As scientists struggle with ...
Ecology
Aug 10, 2011
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The DNA evidence is in, and Ben Franklin didn't do it. Genetic tests on more than 1,000 Chinese tallow trees from the United States and China show the famed U.S. statesman did not import the tallow trees that are overrunning ...
Ecology
Jul 29, 2011
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Orchard growers have started finding that some of the most commonly used fungicides are no longer effective at controlling apple scab, according to a Purdue University study.
Ecology
Jul 12, 2011
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The majority of orchids are found in habitats where light may be a limiting factor. In such habitats it is not surprising that many achlorophyllous (lacking chlorophyll), as well as green, orchids depend on specific mycorrhizal ...
Plants & Animals
Jul 12, 2011
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Students unwrapping plant samples got a bit of history mixed in with botany recently, when they unearthed headlines from old newspapers dating as far back as 1950.
Plants & Animals
Jun 22, 2011
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As mountain pine beetles march across the forests of western North America, these insects may kill millions of pine trees during a single outbreak. A rise in overall temperatures over the past several years has increased ...
Ecology
May 31, 2011
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(PhysOrg.com) -- Contrary to what most people may think, the speciation rates of plants are not linked to the first development of a novel physical trait or mechanism. New international research shows that plants fiddle around ...
Evolution
May 13, 2011
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A botanist at one of Kew's Millennium Seed Bank partners, the Kunming Institute of Botany, has rediscovered two populations of a primrose which was thought to be extinct in the wild.
Plants & Animals
May 5, 2011
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A Philadelphia botanist who has studied rare plants for 50 years, but has never attained the honor of having a plant named for him is finally getting his due, but with a barely visible organism so rare it may never be seen ...
Plants & Animals
Apr 27, 2011
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Two U.S. Department of Agriculture (USDA) scientists may have discovered "the map to El Dorado" for the American elm-a previously hidden population of elms that carry genes for resistance to Dutch elm disease. The disease ...
Ecology
Mar 30, 2011
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