Draft Animal Power for Soil and Water Conservation in the Bolivian Valleys
This is an Invited Paper from International Commission of Agricultural Engineering (CIGR, Commission Internationale du Genie Rural) E-Journal Volume 5 (2003): B. Sims. Draft Animal Power for Soil and Water Conservation in the Bolivian Valleys. Vol. V. June 2003.
Rosana G. Moreira, Editor-in-Chief; Texas A&M University
International Commission of Agricultural Engineering