Genetically Modified Trees

Image 7 of 19
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October 12, 2007, Raleigh, NC.. Professor Vincent Chiang, director of the project, handles a leaf from a   6 to 7 month old black cottonwood used in the experiment...Greenhouses at the Department of Forest Biotechnology at North Carolina State University are being used to grow trees with lower lignin levels to be better used for future bio-fuel technologies.