Abstract
It is not enough simply to identify the limiting factors to agricultural production, supply the appropriate inputs and then expect to be able to meet food demands. It is essential also to protect the environment in which food is grown, especially in areas of fragile ecosystems and harsh climatic conditions, in order to ensure both increased production and stability of the production base. In the Nigerian savanna belt, traditional and mechanized large-scale farming systems are both practised, and they combine with unfavourable climatic conditions to exert a strong negative impact on the environment. Here, these interactions are examined and the case is made for incorporating fundamental ecological principles and concepts of sustainability into farming systems, in Nigeria and elsewhere.
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