s:669:"%T Collaborative impact assessment: experiences assessing the impact of improved fallows and biomass transfer in western Kenya 
%A Franzel, S. 
%A Nanok T 
%A Wangia S 
%X There is a considerable body of literature available on assessing the impact of rural innovations from the perspective of a particular discipline, e.g. economics or sociology, and from the farmers' own perspective, e.g. participatory monitoring and evaluation. But little has been written about collaborative impact assessment, that is, how a group of diverse stakeholder organizations working in a particular location promoting similar innovations can work together to assess their impact. 
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