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“Effects Of Trees On Paddy Bund On Soil Fertility And Rice Growth In Northeast Thailand”. Agroforestry Systems 18 (3): 213-223. doi:10.1007/BF00123318. https://doi.org/10.1007/BF00123318.
. 1992. “Elements Of Success: Sustainable Development In Sub-Saharan Africa”. In World Resources 1987: An Assessment Of The Resource Base That Supports The Global Economy, 221-238. Washington, DC: Basic Books. https://www.wri.org/publication/world-resources-1987.
. 1987. F
“For A Determined Farmer, Agroforestry Brings An Unexpected Reward”. Agroforestry Today (Kenya) 3 (3): 4-5.
. 1991. L
“Land-Use By Immigrant Baoulé Farmers In The Taï Region, South-West Côte D'ivoire (Ivory Coast)”. Agroforestry Systems 11 (2): 101-123. doi:10.1007/BF00838724. http://link.springer.com/article/10.1007/BF00838724.
. 1990. M
Man And Tree In Tropical Africa: Three Essays On The Role Of Trees In The African Environment. Ottawa, ON, Canada: International Development Research Centre. http://www.worldcat.org/oclc/5510947.
. 1978. S
“Soil Fertility Management Of Paddy Fields By Traditional Farmers In The Dry Zone Of Sri Lanka”. Journal Of Sustainable Agriculture 1 (3): 95-106. doi:10.1300/J064v01n03_08. http://www.tandfonline.com/doi/abs/10.1300/J064v01n03_08.
. 1991. “Structure And Function Of Traditional Agroforestry Systems In The Western Himalaya. Ii. Nutrient Cycling”. Agroforestry Systems 9 (1): 71-89. doi:10.1007/BF00120156. https://doi.org/10.1007/BF00120156.
. 1989.