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Published online 18 June 2003 | Nature | doi:10.1038/news030616-7
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Humans may spread GM seeds
Study suggests intrepid beet weed seeds could spread crop genes into wild relatives.
Hitch-hiking on farm machinery, the seeds of sugar-beet weeds can travel more than a kilometre from the field where they were born. In theory, such seeds could spread genes from genetically modified (GM) crops into their wild relatives.
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