News tagged with alfalfa snout beetle
Researchers test biological ways to control alfalfa pest
May 01, 2009 |
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(PhysOrg.com) -- Cornell researchers are spending time in the fields this spring collecting 20,000 alfalfa snout beetles. They need them to test ways to biologically control the pests, which devour alfalfa ...
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World's first skeletal mount of Paluxysaurus jonesi reveals new biology
Other Sciences / Archaeology & Fossils
Dec 15, 2009 |
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(PhysOrg.com) -- The Early Cretaceous sauropod Paluxysaurus jonesi weighed 20 tons, was 60 feet long and had a neck 26 feet long, according to scientists who prepared the world's first full skeletal mount ...
Nearly 100 new species described by California Academy of Sciences in 2009
Dec 14, 2009 |
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In 2009, researchers at the California Academy of Sciences added 94 new relatives to our family tree. The new species include 65 arthropods, 14 plants, eight fishes, five sea slugs, one coral, and one fossil ...
Sunshine speeded 1940s Swiss glacier melt: scientists
Space & Earth / Earth Sciences
Dec 14, 2009 |
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A surge in sunshine more than 60 years ago helped Swiss mountain glaciers melt faster than today, even though warmer average temperatures are being recorded now, Swiss researchers said Monday.
Scientists isolate new antifreeze molecule in Alaska beetle
Dec 14, 2009 |
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Scientists have identified a novel antifreeze molecule in a freeze-tolerant Alaska beetle able to survive temperatures below minus 100 degrees Fahrenheit. Unlike all previously described biological antifreezes that contain ...
Early carnivorous dinosaurs crossed continents
Other Sciences / Archaeology & Fossils
Dec 10, 2009 |
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Did the first dinosaurs wander across continents or stay put where they first evolved? The first dinosaurs evolved 230 million years ago when the continents were assembled into one landmass called Pangea. ...
Fossils shake dinosaur family tree
Other Sciences / Archaeology & Fossils
Dec 10, 2009 |
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(PhysOrg.com) -- Paleontologists have unearthed a previously unknown meat-eating dinosaur in New Mexico, settling a debate about early dinosaur evolution, revealing a period of explosive diversification and ...
Earliest toothless bird found
Other Sciences / Archaeology & Fossils
Dec 10, 2009 |
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(PhysOrg.com) -- A new species of bird from the Cretaceous period in China has been identified. It had toothless upper and lower jaws, and provides significant information on the diversification in the evolution ...
ARS Survey Helps Growers Track Two Key Cotton Pests
Dec 01, 2009 |
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(PhysOrg.com) -- Cotton growers will be better able to keep an eye out for two common pests because of a comprehensive survey by Agricultural Research Service (ARS) scientists at College Station, Texas.
Immunity-Related Genes in Leafcutting Bee Uncovered
Nov 30, 2009 |
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(PhysOrg.com) -- The first analysis of immunity-related genes in a solitary bee has been conducted by Agricultural Research Service (ARS) scientists and cooperators.
Gullies and Flow Features on Crater Wall
Space & Earth / Space Exploration
Nov 26, 2009 |
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(PhysOrg.com) -- This image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter shows a sample of the variety and complexity of processes that may occur ...
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