Proceedings of International Workshop on Sustainable Natural Resources Management of Mountainous Regions in Laos 30th Nov. and 1st Dec. 2007 the Provincial Meeting Hall, Luang Nam Tha Organized by National Agriculture and Forestry Research Institute (NAFRI), Research Institute for Humanity and Nature (RIHN), and Center for Southeast Asian Studies (CSEAS), Kyoto university Edited by Bounthong BOUAHOM, Linkham DOUANGSAVANH, Shinsuke TOMITA, Nathan BADENOCH and Kimberly MARION SUISEEYA July 2011 National Agriculture and Forestry Research Institute, Lao PDR