Mulch and Shade Model for Optimum Alley Cropping Design Depending On Soil Fertility.. Tree-Crops Interactions: A Physiological Approach.. :51-72.. 1996.
Mycorrhiza for Diversified Tree Establishment in Imperata.. In: A.Gafur, FX Susilo, M. Utomo and M. van Noordwijk (Eds.) Management of Agrobiodiversity in Indonesia for Sustainable Land Use and Global Environmental Benefits. :81-92.. 1999.
Natural Resource Management On A Watershed Scale: What Can Agroforestry Contribute? Integrated Watershed Management in the Global Ecosystem.. :165-193.. 2000.
Nitrogen Supply from Rotational or Spatially Zoned Inclusion of Leguminosae for Sustainable Maize Production on an Acid Soil in Indonesia.. Plant Soil Interactions at Low pH. :779-784.. 1995.
Northern Thailand: Changing Smallholder Land-Use Patterns.. Slash and Burn: The Search for Alternatives.. :30.. 2005.
Nutrient Cycling In Ecosystems versus Nutrient Budgets of Agricultural Systems.. Nutrient Disequilibria in Agro ecosystems.. :1-26.. 1999.
Opportunities for Linking Climate Change Adaptation and Mitigation through Agroforestry Systems.. World Agroforestry into the Future.. :113-121.. 2006.
Participatory Approaches to Catchment Management: Some Experiences to Build Upon.. Site selection and characterization: Focus on biophysical and socioeconomic inventory. Proceedings of the Managing Soil Erosion Consortium Assembly.. :44.. 1998.
Permanent Smallholder Rubber Agroforestry Systems in Sumatra, Indonesia.. Slash and Burn: The Search for Alternatives.. :222-232.. 2005.
The Peruvian Amazon: Development Imperatives and Challenges.. Slash and Burn: The Search for Alternatives.. :23.. 2005.
Policy Analysis of Conservation Investments: Extensions of Traditional Technology Adoption Research.. Sustainability, Growth, and Poverty Alleviation: Policy and Agroecological Perspectives . :135-145.. 1997.
Policy Perspective on Development of Rubberwood in Indonesia.. Proceedings of the regional workshop on alternatives to Slash-and-burn. Proceedings of the regional workshop on alternatives to Slash-and-burn,:135-172.. 1996.
The Potential Role of Aboveground Biodiversity Indicators in Assessing Best-Bet Alternatives to Slash and Burn.. Slash and Burn: The Search for Alternatives.. :36.. 2005.
Reforming the Reformists in Post-Soeharto Indonesia.. Which Way Forward? People, forests, and Policymaking in Indonesia.. :126-143.. 2001.
The Role of Land Tenure in Development of Cinnamon Agroforestry in Kerinci, Sumatra.. Voices from the forest: integrating indigenous knowledge into sustainable upland farming. .. 2007.
Root Distribution of Trees and Crops: Competition and/or Complementary.. Tree-Crops Interactions: A Physiological Approach.. :319-364.. 1996.
Roots as Sinks and Sources of Nutrients and Carbon in Agricultural Systems.. Soil ecology in sustainable agricultural systems. :71-89.. 1997.
Segregate or integrate for multifunctionality and sustained change through landscape agroforestry involving rubber in Indonesia and China. Agroforestry: The Future of Global Land Use. 9. 2012.
Slash-and-Burn Effects on Carbon Stocks in the Humid Tropics.. Global Climate Change and Tropical Ecosystems. Advances in Soil Science.. :99-115.. 2000.
Smallholder Options for Reclaiming and Using Imperata Cylindrica (Alang-Alang) Grasslands in Indonesia.. Slash and Burn: The Search for Alternatives.. :15.. 2005.
Smallholder Risk, Cattle and Deforestation in the Western Brazilian Amazon.. World Animal Review . 93:16-23.. 1999.
Soil and Water Movement: Combining Local and Modellers’ Ecological Knowledge in Scaling Up From Plot to Landscape Level.. Below-ground Interactions in Tropical Agroecosystems: Concepts and models with Multiple Plant Components... 2004.