PT - JOURNAL ARTICLE AU - Steiner, Jean L. TI - Answers and analysis needed to guide the use of biofuels as a renewable energy source AID - 10.2489/jswc.63.1.7A DP - 2008 Jan 01 TA - Journal of Soil and Water Conservation PG - 7A--7A VI - 63 IP - 1 4099 - http://www.jswconline.org/content/63/1/7A.short 4100 - http://www.jswconline.org/content/63/1/7A.full