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Biofuel co-products as livestock feed - Opportunities and challenges

Biofuel co-products as livestock feed - Opportunities and challenges

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500<strong>Biofuel</strong> <strong>co</strong>-<strong>products</strong> <strong>as</strong> <strong>livestock</strong> <strong>feed</strong> – <strong>Opportunities</strong> <strong>and</strong> <strong>challenges</strong>USDA [United States Department of Agriculture]. 2003.2003 farm <strong>and</strong> ranch irrigation survey, Available at http://www.agcensus.usda.gov/Publications/2002/FRIS/index.<strong>as</strong>pAccessed 30 June 2011.USDA. 2008. USDA 2008 farm <strong>and</strong> ranch irrigationsurvey. Available at http://www.agcensus.usda.gov/Publications/2007/Online_Highlights/Farm_<strong>and</strong>_Ranch_Irrigation_Survey/index.<strong>as</strong>p Accessed 15 August 2011.USDA. 2011. Fertilizer Use <strong>and</strong> Price. Available at http://www.ers.usda.gov/Data/FertilizerUse/ Accessed 8 August 2011.USDA/NASS. 2011. Datab<strong>as</strong>e for <strong>co</strong>rn yield. Available athttp://www.n<strong>as</strong>s.usda.gov/Data_<strong>and</strong>_Statistics/index.<strong>as</strong>pAccessed 15 August 2011.Wang, M., Wu, M. & Huo, H. 2007. Life-cycle energy <strong>and</strong>greenhouse g<strong>as</strong> emission impacts of different <strong>co</strong>rn ethanolplant types. Environmental Research Letters, 2: 024001.Wang, M., Huo, H. & Arora, S. 2011. Methods of dealingwith <strong>co</strong>-<strong>products</strong> of biofuels in life-cycle analysis <strong>and</strong><strong>co</strong>nsequent results within the U.S. <strong>co</strong>ntext. Energy Policy,39(10): 5726–5736.Wang, M., Wu, M., Huo, H. & Liu, J. 2008. Life-cycleenergy use <strong>and</strong> greenhouse g<strong>as</strong> emission implications ofBrazilian sugarcane ethanol simulated with the GREETmodel. International Sugar Journal, 110: 527–545.Wang, M.Q., Han, J., Haq, Z., Tyner, W.E., Wu, M. &Elgowainy, A. 2011. Energy <strong>and</strong> greenhouse g<strong>as</strong> emissioneffects of <strong>co</strong>rn <strong>and</strong> cellulosic ethanol with technologyimprovements <strong>and</strong> l<strong>and</strong> use changes. Biom<strong>as</strong>s <strong>and</strong> Bioenergy,35: 1885–1896.Wu, M. 2008. Analysis of the efficiency of the U.S. ethanolindustry, 2007. Available at http://www.ethanolrfa.org/page/-/rfa-<strong>as</strong>sociation-site/studies/argonne2007.pdf?nocdn=1 Accessed 30 June 2011.Wu, M. & Chiu, Y. 2011. Consumptive water use in theproduction of ethanol <strong>and</strong> petroleum g<strong>as</strong>oline – 2011update. Argonne National Laboratory Technical Report,ANL/ESD/09-1 – Update.Wu, M., Mintz, M., Wang, M. & Arora, S. 2009. Water<strong>co</strong>nsumption in the production of ethanol <strong>and</strong> petroleumg<strong>as</strong>oline. Environmental Management, 44: 981–997.

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