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1985 · J. C. M. Trail, Keith R. Sones, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research) · 26
1986 · S.F. Carew, J. Sandford, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research) · 8
1988 · S.H. Maloo, S. Chema, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research) · 6
1982 · J. C. M. Trail, J.W. Durkin · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research) · 2
1988 · J.M.C. Jibbo, J.W. Durkin, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research) · 1
1987 · D. A. Little, Fiona Anderson, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)
1985 · J.M.C. Jibbo, J. C. M. Trail, et al. · CGSPace A Repository of Agricultural Research Outputs (Consultative Group for International Agricultural Research)