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Eder, James F. 1981. From Grain Crops To Tree Crops In The Cuyunon Swidden System. In Adaptive Strategies And Change In Philippine Swidden-Based Societies, 91-104. Laguna, Philippines: Forest Research Institute College.
Kamweti, D. M. 1981. Management Of Agroforestry Systems In Kenya. In Proceedings From Kenya National Seminar On Agroforestry, Nairobi, Kenya, 12-22 November 1980. Nairobi, Kenya: University of Nairobi and International Council for Research in Agroforestry (ICRAF).;US201301435398.
Jahn, Samia Al Azharia. 1981. Research On Traditional Water Coagulation. In Traditional Water Purification In Tropical Developing Countries: Existing Methods And Potential Application, 137-198. Eschborn, Federal Republic of Germany: German Agency for Technical Cooperation (GTZ).
Malhotra, S. P. 1981. Traditional Agro-Forestry Practices In Arid Zone Of Rajasthan. In Paper Presented At The Summer Institute On Agro-Forestry In Arid And Semi-Arid Zones, 15Th June To 14Th July, 1981. Jodhpur, India: Central Arid Zone Research Institute.
Mann, H. S. 1981. Tree And Shrub Species For Agroforestry Systems In Arid And Semi Arid Regions. In Summer Institute On Agro-Forestry In Arid And Semi-Arid Zones. Vol. 1. Jodhpur, India: Central Arid Zone Research Institute.


U.S. National Research Council, Committee on Selected Biological Problems in the Humid Tropics. 1982. Agriculture In The Humid Tropics. In Ecological Aspects Of Development In The Humid Tropics, 93-156. Washington, DC: National Academy Press.
Hecht, Susanna B. 1982. Agroforestry In The Amazon Basin: Practice, Theory And Limits Of A Promising Land Use. In Amazonia: Agriculture And Land Use Research, 339-351. Cali, Colombia: Centro Internacional de Agricultura Tropical.
Misra, D. N. 1982. Current Management Concepts In Forestry. In Socio-Economic Effects And Constraints In Tropical Forest Management: The Results Of An Enquiry Organized By The International Federation Of Institutes For Advanced Study, 191-201. New York: John Wiley & Sons.
Kartawinata, K., T. C. Jessup, and Andrew P. Vayda. 1982. Exploitation In Southeast Asia. In Tropical Rain Forest Ecosystems: Biogeographical And Ecological Studies, 591-610. Amsterdam: Elsevier.
Salem, Ben, and Tran van Nao. 1982. Fuelwood Production In Traditional Farming Systems. In Paper Presented At Escap/Fao/Unep Expert Group Meeting On Fuelwood And Charcoal 1981, Nairobi, Kenya, 53-59. New York: United Nations.
Hammer, Turi. 1982. Reforestation And Community Development In The Sudan. Derap Publication. Vol. 150. Bergen, Norway: The Chr. Michelsen Institute.