Perennial grain

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21	PDF Document Add to Reading List Source URL: www.landinstitute.org Language: English - Date: 2010-01-11 17:32:24 Sustainable agriculture Energy crops Ethanol Pollination management Agricultural soil science Perennial grain Panicum virgatum Soil Cellulosic ethanol Flora of the United States Flora Agriculture
22	PDF Document Add to Reading List Source URL: www.landinstitute.org Language: English - Date: 2007-12-12 18:37:07 Staple foods Grains Sustainable agriculture Energy crops Crops Perennial grain Thinopyrum intermedium Perennial plant The Land Institute Agriculture Food and drink Biology