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1997
Hillman, G. R., Johnson J. D., & Takyi S. K. (1997).  Peatland drainage and improvement program (phase 2) : controlling water table levels to enhance tree establishment and growth. 58.
1991
Mugasha, A. G., Pluth D. J., Higginbotham K. O., & Takyi S. K. (1991).  Foliar responses of black spruce to thinning and fertilization on a drained shallow peat. 21, 152-163.
Takyi, S. K., & Davis S. (1991).  Lodgepole pine reforestation fertilization experiment : first-year progress report (a file report).
1990
Hillman, G. R., Johnson J. D., & Takyi S. K. (1990).  The Canada-Alberta wetlands drainage and improvement for forestry program. 66.
1986
Takyi, S. K., & Islam M. R. (1986).  Maintenance and fertilization of a revegetated subalpine coal mine spoil. In : 22nd Annual Alberta Soil Science Workshop Proceedings, February 17 & 26, 1986, Lethbridge, Alberta. 135-146.
1985
Takyi, S. K., & Islam M. R. (1985).  Maintenance fertilization of a revegetated subalpine coal mine spoil.
Takyi, S. K., & Islam M. R. (1985).  Maintenance fertilization of a revegetated subalpine coal mine spoil. In : Revegetation methods for Alberta's mountains and foothills : workshop proceedings, 30 April - 1 May 1984, Edmonton, Alberta. RRTAC 85-1, 78-89.
1984
Islam, M. R., & Takyi S. K. (1984).  Cadomin reclamation research project : third, fourth and fifth-year results. ENR Report T/56, 50.
Takyi, S. K., & Islam M. R. (1984).  Performance of native grasses and cultivated legumes and grasses on disturbances in the Eastern Slopes of the Rockies : a paper presented at the workshop on revegetation methods in the mountains and foothills, April 30 and May 1, 1984, Edmonton, Alberta, . ENR technical report T/68, 30.
Takyi, S. K. (1984).  Plant cover establishment methods on a severe Rocky Mountain foothills site. ENR technical report T/66, 33.
Takyi, S. K. (1984).  Role of topsoil, fertilizers and companion crops in revegetation of two severe sites in the Alberta foothills and mountains : paper presented at the workshop on revegetation methods in the mountains and foothills, April 30 and May 1, 1984, Edmonton, Alber. ENR technical report T/67, 29.
1981
Takyi, S. K., & Leitch R. H. (1981).  Influence of roll-out mats and ridging on the establishment of plant cover on an unamended coal spoil : a progress report for 1980. ENR technical report T/20-80,
Takyi, S. K. (1981).  Methods of establishing native grasses on coal overburden : first year report (1980). 22.
1980
Takyi, S. K., & Russell W. B. (1980).  The Cadomin reclamation research project : second year results (1979). ENR report 155, 54.
Takyi, S. K. (1980).  Influence of roll-out mats and ridging on the establishment of plant cover on an unamended coal spoil : a progress report for 1979. ENR report 152, ENR Report T/20-79, 42.
Ziemkiewicz, P. F., Takyi S. K., & eds. Regier, H. (1980).  Proceedings : Workshop on Reconstruction of Forest soils in Reclamation, 8, 9 April, 1980, Edmonton, Alberta. Report No. RRTAC 80-4, 160.
Ziemkiewicz, P. F., Takyi S. K., & Regier H. (1980).  Proceedings: Workshop on reconstruction of forest soils in reclamation.
1979
Dunsworth, B. G., Sherstabetoff J. N., & Takyi S. K. (1979).  Interim report on reclamation for afforestation by suitable native and introduced tree and shrub species. 269 pages .
Sherstabetoff, J. N., Dunsworth B. G., & Takyi S. K. (1979).  Interim report on reclamation for afforestation by suitable native and introduced tree and shrub species. 90 pages . Abstract
Russell, W. B., & Takyi S. K. (1979).  The Cadomin reclamation research project : first year results (1978). ENR report No. 121, 47.
Sherstabetoff, J. N., Takyi S. K., & Dunsworth B. G. (1979).  Interim report on reclamation for afforestation by suitable native and introduced tree and shrub species. Open File Report 48, 269.
1978
Sherstabetoff, J. N., Takyi S. K., & Dunsworth B. G. (1978).  Interim report on reclamation for afforestation by suitable native and introduced tree and shrub species. RMD report L 29, 90.
1977
Takyi, S. K., Rowell M. H., McGill W. B., & Nyborg M. (1977).  Reclamation and vegetation of surface mined areas in the Athabasca tar sands. 170 pages . Abstract
Takyi, S. K., & Nyborg M. (1977).  Sulphur deposition and acidification of soils in the oil sands area. 50 pages .
Takyi, S. K., Rowell M. H., McGill W. B., & Nyborg M. (1977).  Reclamation and vegetation of surface mined areas in the Athabasca Tar sands. Environmental Research Monograph 1977-1, 170.

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