Our Publications
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2001. Smoke Impacts from Agricultural Burning in a Rural Brazilian Town.. Journal of the Air & Waste Management Association . 51(3):443-450. Abstract
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1995. Heavy-Metal Uptake by Crops from Polluted River Sediments Covered By Non-Polluted Topsoil.. Plant and Soil. 175(1):105-113. Abstract
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1998. Building the Smallholder into Successful Natural Resource Management at the Watershed Scale.. Soil Erosion At Multiple Scales: Principles And Methods For Assessing Causes And Impacts.. :1-10. Abstract
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2000. Testing the 'Safety-Net' Hypothesis in Hedgerow Intercropping: Water Balance and Mineral N Leaching In the Humid Tropics.. Biology. Doctor of Philosophy:316. Abstract
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1996. Crop Productivity Using Different Forage Legumes and Grows As Contour Hedgerow Species in Acid Upland Soils.. Federation and Crop Science Societies of the Philippines Annual Scientific Convention. :49.
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1998. Crop Productivity Using Forage Legumes and Grasses as Contour Hedgerow Species in an Acid Upland Soil.. Roving Workshop on Conservation Farming On Sloping Lands.. :40. Abstract
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1998. Empowering Smallholders into Successful Natural Resource Management in the Uplands.. 14th Annual Scientific Conference of the Federation of Crop Science Societies of the Philippines. :34. Abstract
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2000. An Analysis of the Economic Values of Novel Cropping Systems in N.E. Thailand and S. Sumatra.. NJAS - Wageningen Journal of Life Sciences. 48(1):105-114. Abstract
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1996. Tree-Soil-Crops Interaction on Slopes.. Tree-Crops Interactions: A Physiological Approach.. :299-318.
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1997. Rapid Soil Redistribution within Alleys: Why Simple Extension Models for Contour Hedgerows May Not Be Appropriate? Agroforestry Forum . 8(4):5-7.
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1997. Soil-Water and Soil Physical Properties under Contour Hedgerow Systems on Sloping Oxisols.. Soil and Tillage Research. 40(3-4):185-199. Abstract
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1998. La mejora de las agroselvas Arbol de Hule Hevea in Indonesia. Plantations, Recherche et Developpément. 5(2):99-105. Abstract
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1996. Imperata Management Strategies Used In Smallholder Rubber-Based Farming Systems.. Agroforestry Systems. 36(1-3):83-104. Abstract
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2001. Bringing Local Knowledge Into Perspective – A Case of Sustainable Technology Development in Jungle Rubber Agro forests In Jambi.. Participatory Technology Development and Local Knowledge for Sustainable Land Use in Southeast Asia. Abstract
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2004. On-Farm Evaluation of the Establishment of Clonal Rubber in Multistrata Agroforests in Jambi, Indonesia.. Agroforestry Systems . 53(2):11. Abstract
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2001. Issues in Community Resource Management In Northern Mindanao.. Southeast Asia Policy Research Working Paper No. 19.. :77. Abstract
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1998. The Effects of Forest Conversion on Annual Crops and Pastures: Estimates of Carbon Emissions and Plant Species Loss in a Brazilian Amazon Colony.. Agriculture, Ecosystems and Environment. 69(1):17-26. Abstract
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1996. Opportunities and Limitations for Agroforestry Systems in the Highlands of North Thailand.. Proceedings of a workshop on "Highland Farming: Soil and the Future?", 21-22 December,1995, Chiang Mai, Thailand. :1-19.
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1993. The Philippines.. Sustainable agriculture and the environment in the humid tropics.. :594-624.
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1995. Historical Land Use Evolution in a Tropical Acid Upland Agroecosystem.. Agriculture, Ecosystems and Environment. 53(1):83-95.

