News tagged with insect population
Are sterile mosquitoes the answer to malaria elimination?
Nov 16, 2009 |
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The Sterile Insect Technique (SIT), the release of sexually sterile male insects to wipe out a pest population, is one suggested solution to the problem of malaria in Africa. A new supplement, published in BioMed Central's ...
Biodegradable mulch films on the horizon
Biology /
Feb 26, 2009 |
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In 1999, more than 30 million acres of agricultural land worldwide were covered with plastic mulch, and those numbers have been increasing significantly since then. With the recent trend toward "going green", ...
Gene-engineered flies are pest solution
Biology /
Jan 27, 2009 |
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For the first time, male flies of a serious agricultural pest, the medfly, have been bred to generate offspring that die whilst they are still embryos. Researchers writing in the open access journal BMC Biology describe the ...
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DNA from old insects -- no need to destroy the specimen
Apr 01, 2009 |
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In a new study published April 1 in the online, open-access, peer-reviewed journal PLoS ONE, ancient DNA (aDNA) is retrieved from various insect remains without destruction of the specimens.
Insect population growth likely accelerated by warmer climate
Biology /
Oct 30, 2006 |
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Insects have proven to be highly adaptable organisms, able through evolution to cope with a variety of environmental changes, including relatively recent changes in the world's climate. But like something out of a scary Halloween ...
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 ...
New insect on Balearic Islands
Jul 15, 2009 |
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After 10 years of biochemical and molecular analysis of the Tyrrhenoleuctra plecoptera that live in the Western Mediterranean, Spanish and Italian scientists have now demonstrated that one of the insect popula ...
No Mistaking this Bug with New Insect ID Technique
Sep 10, 2009 |
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(PhysOrg.com) -- Misidentifying boll weevils caught in pheromone traps could be easier to avoid, thanks to a new DNA fingerprinting method devised by Agricultural Research Service (ARS) scientists and their ...
Aquatic insect 'family trees' provide clues about sensitivity to pollution
Jun 16, 2008 |
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A North Carolina State University study published online this week in Proceedings of the National Academy of Sciences shows that examining an insect's "family tree" might help predict a "cousin" insect's level of tolerance to pol ...
Female monarch butterflies on 30-year decline in eastern North America
Sep 23, 2009 |
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(PhysOrg.com) -- Female monarch butterflies in eastern North America have significantly declined over the past 30 years, a new study by a University of Georgia researcher reveals.
Male-killing bacteria makes female butterflies more promiscuous
Biology /
Feb 05, 2007 |
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A study at UCL (University College London) finds that a high-prevalence of male-killing bacteria active in many species of insect including the butterfly, actually increases female promiscuity and male fatigue.
High-flying moths don't just go with the flow
Biology /
Apr 03, 2008 |
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Enormous numbers of migratory moths that fly high above our heads throughout the night aren’t at the mercy of the winds that propel them toward their final destinations, researchers report online on April 3rd in Current Bi ...
Preserving the Hemlock
Mar 04, 2008 |
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As part of an ongoing effort to preserve the imperiled eastern hemlock tree species, researchers from North Carolina State University have successfully located the most genetically diverse populations of the species in the ...
List of search results for insect population
