Soil Processes and Residue Harvest Management Jane M.F. Johnson, Sharon K. Papiernik, Maysoon M. Mikha,Kurt A. Spokas, Mark D. Tomer, and Sharon L. Weyers Soil Quality Impacts of Residue Removal for Biofuel Feedstock Richard M. Cruse, M.J. Cruse, and D.C. Reicosky Ecological Consequences of Biofuels W.E.H. Blum, M.H. Gerzabek, K. Hacklander, R. Horn, F. Reimoser, W. Winiwarter, S. Zechmeister-Boltenstern, and F. Zehetner Land Use in Production of Raw Materials for Biofuels Leidivan Almeida Frazao, Karina Cenciani, Marilia Barbosa Chiavegato, Carlos Clemente Cerri, Brigitte Josefine Feigl, and Carlos Eduardo P. Cerri Corn and Cellulosic Ethanol Problems and Soil Erosion D. Pimentel Ethanol Production from Sugarcane and Soil Quality M.V. Galdos, Carlos Clemente Cerri, M. Bernoux, and Carlos Eduardo P. Cerri Economic Balance: Competition between Food Production and Biofuels Expansion Jozsef Popp Opportunities and Challenges of Biofuel Production Rattan Lal
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