News tagged with aphids
Plants choose ammunition carefully
Sep 03, 2009 |
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Plants are anything but as defenceless as they might seem. Various plant hormones work together to specifically fend off attacks. Dutch researcher Antonio Leon-Reyes has now shown how these hormones cooperate. By 'consulting' ...
Aphids saved from gruesome death by virus-infected bacteria
Aug 20, 2009 |
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The term "beneficial virus" sounds like an oxymoron. But for pea aphids under attack by parasitic wasps, carrying infected bacteria is the difference between life and a slow death, according to new research. ...
'Killer spices' provide eco-friendly pesticides for organic fruits and veggies
Aug 16, 2009 |
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Mention rosemary, thyme, clove, and mint and most people think of a delicious meal. Think bigger…acres bigger. These well-known spices are now becoming organic agriculture's key weapons against insect pests ...
Unusually quiet year for soybean aphids, but don't stop scouting
Aug 11, 2009 |
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(PhysOrg.com) -- Entomologists across the Midwest expected to see soybean aphid outbreaks this year, but aphids have been slow in coming out, according to a Purdue University field crops entomologist.
Discovering soybean plants resistant to aphids and a new aphid
Aug 10, 2009 |
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This year farmers in the Midwest are growing a new variety of soybeans developed by University of Illinois researchers that has resistance to soybean aphids. However, in addition to the resistant plants, U of I researchers ...
Gene developed through conventional breeding to improve cowpea aphid resistance
Jul 29, 2009 |
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The cowpea or black-eyed pea, as it is more commonly known, is a New Year's tradition for good luck. But disease and particularly aphids, which can wreck a crop within a few a days, are especially bad luck for the cowpea, ...
Aphids borrowed bacterial genes to play host
Mar 09, 2009 |
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Most aphids host mutualistic bacteria, Buchnera aphidicola, which live inside specialized cells called bacteriocytes. Buchnera are vital to the aphids well being as they provide essential amino acids that are scarce in its ...
Find the aphid: Molted carapaces act as protective decoys for aphids
Biology /
Dec 19, 2008 |
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By leaving the remains of their old exoskeletons, called 'exuviae', in and around their colonies, aphids gain some measure of protection from parasites. Research published in the open access journal BMC Ev ...
Aphids are sentinels of climate change
Aug 06, 2008 |
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Aphids are emerging as sentinels of climate change, researchers at BBSRC-supported Rothamsted Research have shown. One of the UK's most damaging aphids - the peach-potato aphid (Myzus persicae) - has been found to be flying ...
