ii INTEGRATED WATERSHED MANAGEMENT – Studies and Experiences from Asia – Edited by Michael Zoebisch, Khin Mar Cho, San Hein and Runia Mowla Language and Production Editor Robin N. Leslie On-line eBook All parts of this book may be downloaded for personal and scientific use. Produced and published with funding from Danida – Danish International Development Assistance – under Programme Support to the Integrated Watershed Development and Management Area of Study at the Asian Institute of Technology Published by Asian Institute of Technology – AIT P.O.Box 4, Klong Luang, Pathumthani 12120, Thailand www.ait.ac.th © Asian Institute of Technology All rights reserved August 2005