Part I.Introduction.From Challenges to Sustainable Solutions for Upland Agriculture in Southeast Asia / Pepijn Schreinemachers [and others] Environmental and Social Challenges.Beyond the Horizons: Challenges and Prospects for Soil Science and Soil Care in Southeast Asia / Karl Stahr [and others] Water and Matter Flows in Mountainous Watersheds of Southeast Asia: Processes and Implications for Management / Holger L. Fröhlich [and others] Agricultural Pesticide Use in Mountainous Areas of Thailand and Vietnam: Towards Reducing Exposure and Rationalizing Use / Marc Lamers [and others] Linkages Between Agriculture, Poverty and Natural Resource Use in Mountainous Regions of Southeast Asia / Camille Saint-Macary [and others] Technology-Based Innovation Processes.Mango and Longan Production in Northern Thailand: The Role of Water Saving Irrigation and Water Stress Monitoring / Wolfram Spreer [and others] Soil Conservation on Sloping Land: Technical Options and Adoption Constraints / Thomas Hilger [and others] Improved Sustainable Aquaculture Systems for Small-Scale Farmers in Northern Vietnam / Johannes Pucher [and others] Policies and Institutional Innovations.Participatory Approaches to Research and Development in the Southeast Asian Uplands: Potential and Challenges / Andreas Neef [and others] Integrated Modeling of Agricultural Systems in Mountainous Areas / Carsten Marohn [and others] Rethinking Knowledge Provision for the Marginalized: Rural Networks and Novel Extension Approaches in Vietnam / Iven Schad [and others] Policies for Sustainable Development: The Commercialization of Smallholder Agriculture / Manfred Zeller [and others]. | 
