Increasing attention has been given to “indigenous” knowledge in Third World rural societies as a potential basis for sustainable agricultural development. It has been found that many people have functional knowledge systems pertaining to their resources and environment, which are based on experience and experimentation, and which are sometimes based on unique epistemologies. Efforts have been made to include such knowledge in participatory research and projects. This paper discusses socio-political, institutional, and ethical issues that need to be considered in order (...) to understand the actual limitations and contributions of such knowledge systems. It reviews the nature of local knowledge and suggests the need to recognize its unique values yet avoid romanticized views of its potential. Local knowledge and alternative bottom-up projects continue to be marginalized because of the dominance of conventional top-down R&approaches, pressures of agrochemical firms, scientific professionalism, and for other political-economic reasons. It is argued that the exploitation of local knowledge by formal institutions should be avoided; instead, people need to establish legitimacy of their knowledge for themselves, as a form of empowerment. (shrink)

FEW HEROES LOWER their sights in the prime of their lives; triumph leads inexorably on, often to destruction. Alexander wept because he had no new worlds to conquer; Napoleon, overextended, sealed his doom in the depth of a Russian winter. But Charles Darwin did not follow the Origin of Species (1859) with a general defense of natural selection or with its evident extension to human evolution (he waited until 1871 to publish The Descent of Man). Instead, he wrote his most (...) obscure work, a book entitled: On the Various Contrivances by Which British and Foreign Orchids Are Fertilized by Insects (1862). (shrink)

An original and innovative study of the pre-eminently social character of human ecological relations.

Traditional Central American peasant farmers know more about some aspects of the local agroecosystem than about others. In general farmers know more about plants, less about insects, and less still about plant pathology. Without discounting economic factors, ease of observability must explain part of this difference. Certain local beliefs may affect what farmers observe and know. For example, a belief in spontaneous generation may lead people to fail to observe insect reproduction. The implications of the gaps in farmer knowledge are (...) discussed in terms of the sustainable agriculture movement. (shrink)