| http://www.w3.org/ns/prov#value | - At the core of this approach is agricultural systems2There have been a number of models of agricultural research proposed as a way of moving beyond the conventional ToT approach and toward using a farming systems approach, including the farmer back to farmer model (Rhoades & Booth, 1982) and the farmer first and last model (Chambers & Ghildyal, 1985).
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