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Hong Kong's expanding agricultural imports projections to 1980
Gill, Amjad H., (1970)
Quadratic programming models of United States agriculture in 1980 : with alternative levels of grain exports
Chen, Carl Chi-jiau, (1975)
Argentina : competitior of U.S. agriculture in world markets
Farnworth, Constance H., (1957)
Supply response to producer prices : a case study of groundnut supply in Northern Nigeria
Abalu, George O., (1974)
The green revolution in Nigeria? : the proceedings of a national seminar organised by the Department of Agricultural Economics and Rural Sociology, Ahmadu Bello University and held in Zaria from September 21st to 24th, 1981
Abalu, George O. I., (1984)
Agricultural productivity and natural resource use in Southern Africa
Abalu, George O. I., (1998)