News tagged with beneficial insects
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Search results for beneficial insects
Variable Temperatures Leave Insects wtih a Frosty Reception
Nov 25, 2009 |
4 / 5 (1) |
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(PhysOrg.com) -- For the first time, scientists at The University of Western Ontario have shown that insects exposed to repeated periods of cold will trade reproduction for immediate survival.
Ice Cold: Cooler Than Being Cool
Nov 24, 2009 |
4.2 / 5 (10) |
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(PhysOrg.com) -- Water expands when it freezes. Anyone who has ever left a can of soda or bottle of water in the freezer too long has witnessed this first hand. So how do plants and animals survive severe ...
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.
Researchers discover how a brain hormone controls insect metamorphosis
Dec 03, 2009 |
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A team of University of Minnesota researchers have discovered how PTTH, a hormone produced by the brain, controls the metamorphosis of juvenile insects into adults.
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.
Insect resistance to Bt crops can be predicted, monitored and managed
Nov 23, 2009 |
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Since 1996, crop plants genetically modified to produce bacterial proteins that are toxic to certain insects, yet safe for people, have been planted on more than 200 million hectares worldwide. The popularity of these Bt ...
Whiteflies sabotage alarm system of plant in distress
Nov 26, 2009 |
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(PhysOrg.com) -- When spider mites attack a bean plant, the plant responds by producing odours which attract predatory mites. These predatory mites then exterminate the spider mite population, thus acting ...
The how and why of freezing the common fruit fly
Dec 18, 2009 |
5 / 5 (4) |
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Using a microscope the size of a football field, researchers from The University of Western Ontario are studying why some insects can survive freezing, while others cannot.
Scientists study hummingbirds flight to develop self-propelled surveillance devices
Dec 16, 2009 |
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The secret to the flight of the hummingbird and other tiny birds and insects lies in the looping, swirling flow of air, called a vortex, that their flapping wings create.
Nuclear science to fight sleeping sickness
Nov 27, 2009 |
4.5 / 5 (2) |
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The International Atomic Energy Agency on Friday announced an agreement to help African nations battle the tsetse fly, the main carrier of parasites that causes sleeping sickness with its bites.
List of search results for beneficial insects
