News tagged with crop pests
Genetic engineers create smarter toxins to help crops fight resistant pests
One of the most successful strategies in pest control is to endow crop plants with genes from the bacterium Bacillus thuringiensis, or Bt for short, which code for proteins that kill pests attempting to eat ...
Oct 09, 2011 |
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Vomiting caterpillars weigh up costs and benefits of group living
(PhysOrg.com) -- A type of caterpillar which defends itself by regurgitating on its predators is less likely to do so when in groups than when alone, a new study by researchers from the University of Bristol ...
Apr 06, 2012 |
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Research team clarifies mechanics of first new cell cycle to be described in more than 20 years
An international team of researchers led by investigators in the U.S. and Germany has shed light on the inner workings of the endocycle, a common cell cycle that fuels growth in plants, animals and some human tissues and ...
Oct 30, 2011 |
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New bacteria toxins against resistant insect pests
Toxins from Bacillus thuringiensis bacteria (Bt toxins) are used in organic and conventional farming to manage pest insects. Sprayed as pesticides or produced in genetically modified plants, Bt toxins, us ...
Oct 19, 2011 |
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Killing crop-eating pests: Compounds work by disrupting bugs' winter sleep
(PhysOrg.com) -- The creation of compounds that disrupt a worldwide pest's winter sleep hints at the potential to develop natural and targeted controls against crop-eating insects, new research suggests.
Sep 28, 2011 |
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GMO corn falls prey to bugs it was supposed to thwart
A voracious pest which has long plagued corn farmers is devouring a widely-used variety that was genetically modified to thwart the rootworms, raising fears of a new superbug.
Aug 30, 2011 |
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Increased insecticide use in the Midwest linked to landscape change
The continued growth of cropland and loss of natural habitat have increasingly simplified agricultural landscapes in the Midwest. A Great Lakes Bioenergy Research Center (GLBRC) study concluded that this simplification ...
Jul 11, 2011 |
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Research leads to understanding of how crops deal with stress -- yield's biggest enemy
Like people, plants experience stress. And also, like people, the response to that stress can determine success.
Apr 25, 2011 |
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New insect birth control strategy zaps cotton pests
Using pests as part of an insect birth control program helps to get rid of them, UA researchers find. A new approach that combines the planting of pest-resistant cotton and releasing large numbers of sterile ...
Nov 07, 2010 |
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'Balanced' ecosystems seen in organic ag better at controlling pests
There really is a balance of nature, but as accepted as that thought is, it has rarely been studied. Now Washington State University researchers writing in the journal Nature have found that more balanced animal ...
Jun 30, 2010 |
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Chance Observation Leads to Plant Breeding Breakthrough
(PhysOrg.com) -- A reliable method for producing plants that carry genetic material from only one of their parents has been discovered by plant biologists at UC Davis. The technique, to be published March 25 in the journal ...
Mar 24, 2010 |
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Solving the mystery of the dying bats
Deep in a cave in Mifflin County, Pa., surrounded by icicles and tilted slabs of rock, DeeAnn Reeder shone her headlamp on a tiny bat.
Feb 01, 2010 |
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Researchers develop genetic map for cowpea, accelerating development of new varieties
Cowpea, a protein-rich legume crop, is immensely important in many parts of the world, particularly drought-prone regions of Africa and Asia, where it plays a central role in the diet and economy of hundreds ...
Oct 13, 2009 |
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NY researchers breeding rare native ladybugs
(AP) -- A year after they launched a nationwide search for dwindling native ladybugs, New York researchers are breeding colonies of them from insects found by citizen scientists in Oregon and Colorado.
Sep 04, 2009 |
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Increasing predator-friendly land can help farmers reduce costs
Having natural habitat in farming areas that supports ladybugs could help increase their abundance in crops where they control pests and help farmers reduce their costs, says a Michigan State University study.
May 11, 2012 |
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