A growing number of researchers are finding that poplar-based bioethanol would be an ideal candidate for fuel-quality cellulosic ethanol. Populus x generosa, a poplar-based hybrid has the widest land suitability footprint of any bio-energy crop, and a comparatively low crop rotation. Brian Stanton, chief science officer at Greenwood Resources states, “The risk of managing a crop on a rotation of three years is much less than when you grow it for 12 or 15 years.”
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