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Drought in rural Botswana : socio-economic impact and government policy
Vierich, Helga, (1980)
Implications of the drought syndrome for agricultural planning in East Africa : the case of Tanzania
Swanberg, Kenneth G., (1981)
Medium-term rehabilitation programme for settled agriculture in drought stricken provinces of Ethiopia
(1974)
Dry farming technology in India : a study of its profitability in selected areas
Rangaswamy, P., (1982)
Improved technology for coarse grains : some constraints
Risk-aversion and investment gap