1992
Soil And Water Conservation In Sub-Saharan Africa: Towards Sustainable Production By The Rural Poor: A Report. Amsterdam: International Fund for Agricultural Development (IFAD). http://www.worldcat.org/oclc/30624582.
. 1992. 1990
Land And Water Strategy, The Process Begins: Workbook On Soil. [Winnipeg, MB]: Province of Manitoba [Natural Resources, Water Resources Branch]. http://www.worldcat.org/oclc/184878384.
. 1990. 1989
Forestry And Food Security. Fao Forestry Paper 90. Rome: Food and Agriculture Organization of the United Nations. http://www.worldcat.org/oclc/20998704.
. 1989. Land And Water Strategy: Sustainable Development. A Summary Of Public Input: What You Told Us. [Winnipeg, MB]: Province of Manitoba. http://www.worldcat.org/oclc/29312143.
. 1989. 1988
“Trees And Pastoralists: The Case Of The Pokot And Turkana”. Social Forestry Network Papers 6B. London: Overseas Development Institute (ODI). https://odi.org/en/publications/trees-and-pastoralists-the-case-of-the-pokot-and-turkana/.
. 1988. We Eat Trees: Tree Planting And Land Rehabilitation In West Pokot District, Kenya: A Baseline Study (Working Paper). Forest, Trees And People Working Paper Np. 82. Uppsala [Sweden]: Swedish University of Agricultural Sciences, International Rural Development Centre. http://www.worldcat.org/oclc/610964356.
. 1988. 1987
“Use Of Ethnoecology In Agroforestry Systems Research: An Example Of Af Technology And Pest Management Research In Kenya”. In Paper Presented At Annual Symposium On Farming Systems Research, October 18-21, 1987, University Of Arkansas, Fayetteville. University of Arkansas, Fayetteville.
. 1987. “Woody Biomass Production: Traditional Methods For Modern Problems”. In Paper Presented At Alternative Energy In The Midwest: Research And Applications, March 19-20, 1987, Rosemont, Illinois, 408-417. Springfield, IL: Illinois Department of Energy and Natural Resources.
. 1987. 1985
“The Guesselbodi Experiment: Bushland Management In Niger”. Rural Africana 23-24: 67-77.
. 1985. “Some Socioeconomic And Environmental Aspects Of Forest Use By Lowland Farmers In Leyte, Philippines And Their Implications For Agricultural Development And Forest Management”. Philippine Quarterly Of Culture And Society 13 (4): 282-296. http://www.jstor.org/stable/29791868.
. 1985. 1982
“Agriculture In The Humid Tropics”. In Ecological Aspects Of Development In The Humid Tropics, 93-156. Washington, DC: National Academy Press. https://doi.org/10.17226/19533.
. 1982. “Ecological And Management Considerations For Forest Lands”. In Ecological Aspects Of Development In The Humid Tropics, 93-156. Washington, DC: National Academy Press. https://doi.org/10.17226/19533.
. 1982.