"Springer Open"--Cover.

Introduction. From Challenges to Sustainable Solutions for Upland Agriculture in Southeast Asia / Pepijn Schreinemachers [and others] --gPart II. 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] --gPart III. 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] --gPart IV. 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].