Environment & Energy
Related: About this forumArmyworm Resistence To Transgenic Crops Emerging - Bt Corn Losing Effectiveness
Nov 17 (Reuters) - Crop-devouring armyworms are showing increasing resistance in some U.S. farm fields to a popular type of genetically modified crop that should kill them, scientists said on Monday.
The evolution of insect resistance "is a great threat" long- term to the sustainability of the GMO crop biotechnology that has become a highly valued tool for many U.S. farmers, according to Fangneng Huang, an entomologist at Louisiana State University (LSU) and lead researcher for a three-year study.
The study was published on Monday in the PLOS One online journal (www.plosone.org) for peer-reviewed research, after being presented at the Entomological Society of America annual meeting in Portland, Oregon.
The research documents resistance by fall armyworms in the southeastern United States to the Cry1F protein found in many corn products developed Dow AgroSciences and DuPont to fight off the destructive pests. It is the latest evidence in recent years showing that insects are developing resistance to crops that have been genetically modified to kill them.
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http://www.reuters.com/article/2014/11/17/agriculture-gmo-armyworms-idUSL2N0T719V20141117
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(11,417 posts)Let's see eye of newt, tail of dog, a pinch of toad toe nails .........