superweed


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superweed

(ˈsuːpəˌwiːd)
n
(Botany) a hybrid plant that contains genes for herbicide resistance: produced by accidental crossing of genetically engineered crop plants with wild plants
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
In 1999 they announced the release of SuperWeed Kit 1.0 containing natural and genetically modified weeds resistant to Monsanto's glyphosate herbicides, offering the weeds free of cost to anybody interested.
A Roundup-ready crop is not a super ag product; it's a superweed vector.
In the north west states it is considered a ''superweed'' and has a similar status to that of Japanese knotweed and Himalayan balsam here.
The superweed spreads like lightning and its powerful roots can damage the foundations of buildings.
* The emergence of a "superweed"--a mustard plant was found to have acquired resistance to a powerful weed killer.
THE first genetically modified superweed has been discovered in the UK.
Seed companies and growers opposed to the proposal were concerned that growing bentgrass engineered to withstand a common and environmentally safe herbicide could eventually lead to the evolution of an uncontrollable "superweed." Their apprehension was more about what would happen once the modified bentgrass was shipped outside the area and sold to golf courses and other customers, rather than what would be going on at the test site.
Up-resistant "superweed." While similar calamities occurred
A group of British scientists will fly to Japan in July as part of a pioneering British-American project to find a natural solution to a rampant superweed which is playing havoc in both countries, a spokesman for the project said Thursday.
Much alarm, for instance, was raised over the creation of "superweed" squash plants when herbicide-resistant altered genes from improved varieties crossbred with their wild cousins.