(AP)—Ruby-throated hummingbirds are migrating to North America weeks earlier than in decades past, and research indicates that higher temperatures in their winter habitat may be the reason.
Plants & Animals
Feb 18, 2013
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A new discovery promises to allow expanded use of a mainstay biological pest control method, which avoids the health, environmental and pest-resistance concerns of traditional insecticides, scientists are reporting. The advance ...
Ecology
Feb 13, 2013
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Biopesticides containing beneficial fungi are often grown on grains or other solids, but U.S. Department of Agriculture (USDA) scientists have shown a liquid diet can work better.
Ecology
Jan 24, 2013
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An international research consortium, led by Fujian Agriculture, Forestry University (FAFU) and BGI, has completed the first genome sequence of the diamondback moth (DBM), the most destructive pest of brassica crops. This ...
Biotechnology
Jan 13, 2013
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By examining what lady beetles eat, U.S. Department of Agriculture (USDA) scientists are learning more about the movement of these beneficial insects in farm fields—and whether they'll actively feed on crop pests.
Ecology
Jan 11, 2013
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(Phys.org)—Plant and animal species are shifting their geographic ranges and the timing of their life events – such as flowering, laying eggs or migrating – at faster rates than researchers documented just a few years ...
Environment
Dec 19, 2012
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Alternative means of controlling urban insect pests by using ultrasonic frequencies are available and marketed to the public. However, few of these devices have been demonstrated as being effective in repelling insect pests ...
Other
Dec 10, 2012
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(Phys.org)—Unlike flowering plants, bracken ferns do not release any odour signals to attract the enemies of their attackers for their own benefit.
Plants & Animals
Nov 21, 2012
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(Phys.org)—Snowpack, an essential source of drinking water and agricultural irrigation for billions of people, could shrink significantly within the next 30 years, according to a study led by Stanford climate change researcher ...
Earth Sciences
Nov 13, 2012
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(Phys.org)—New research, published today in prestigious journal Science, has identified the gene responsible for an insect's resistance to a major fumigant used by Australia's grain industry for insect free grain.
Biotechnology
Nov 9, 2012
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