News tagged with entomology
Related topics: insects
Some Iowa cicadas make unexpected appearance four years ahead of schedule
(PhysOrg.com) -- The 17-year cicadas found in central and southeast Iowa aren't supposed to come out until 2014, but a small percentage are emerging now, four years ahead of schedule. "These cicadas appeared ...
Jun 04, 2010 |
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Mosquito hunters invent better, cheaper, DIY disease weapon
Emory University researchers believe they have come up with the cheapest, most efficient way yet to monitor adult mosquitoes and the deadly diseases they carry, from malaria to West Nile Virus. Emory has ...
Medicine & Health / Medical research
Jan 12, 2010 |
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Whiteflies sabotage alarm system of plant in distress
(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 ...
Nov 26, 2009 |
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Insect resistance to Bt crops can be predicted, monitored and managed
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 ...
Nov 23, 2009 |
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Gulf fritillary is back
(PhysOrg.com) -- A showy butterfly with bright orange-red wings and a 4-inch wingspan is back in the Sacramento metropolitan area after a four-decade absence and in the Davis area after 30 years.
Sep 24, 2009 |
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UW-Madison entomologist helps farmers deal with tricky crop pest
(PhysOrg.com) -- Historically, crop rotation has worked to keep the western corn rootworm in check in Wisconsin.
Sep 15, 2009 |
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Termites eavesdrop on competitors to survive
(PhysOrg.com) -- The drywood termite, Cryptotermes secundus, eavesdrops on its more aggressive subterranean competitor, Coptotermes acinaciformis, to avoid contact with it, according to scientists from CSIRO ...
Aug 26, 2009 |
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Researcher looking for way to minimize spread of mountain pine beetle
Like a human being who, with a compromised immune system, is vulnerable to secondary diseases, jack pine trees ravaged by budworms may be more susceptible to an invasion of mountain pine beetles.
Aug 11, 2009 |
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Probing Question: Can a pandemic be predicted?
SARS. Ebola. West Nile. Avian flu. Over the past decade, the world has watched and waited to see if these viruses would develop into global health threats. In recent weeks, the World Health Organization (WHO) sent a shockwave ...
Medicine & Health / Diseases, Conditions, Syndromes
Jun 04, 2009 |
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Scientists use bed bugs' own chemistry against them
Scientists here have determined that combining bed bugs' own chemical signals with a common insect control agent makes that treatment more effective at killing the bugs.
Jun 02, 2009 |
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A natural, alternative insect repellent to DEET
Isolongifolenone, a natural compound found in the Tauroniro tree (Humiria balsamifera) of South America, has been found to effectively deter biting of mosquitoes and to repel ticks, both of which are known spreaders of diseases ...
Feb 05, 2009 |
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How Bed Bugs Outsmart the Chemicals Designed to Control Them
(PhysOrg.com) -- Bed bugs, once nearly eradicated in the built environment, have made a big comeback recently, especially in urban centers such as New York City. In the first study to explain the failure to control certain ...
Biology /
Jan 08, 2009 |
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