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Participatory plant breeding PPB is a relatively new approach to germplasm development. Overview summaries of cases to date show that most PPB programs were begun within the last 10 years, whether located in public-sector or nongovemment NGO crop-improvement programs. Some have argued that commer...


Sperling, L.Ashby, J.A.Smith, Margaret E.Weltzien, EvaMcGuire, Shawn[Participatory plant breeding: A framework for analyzing diverse approaches]Participatory plant breeding: A framework for analyzing diverse approaches

Sperling, L.Ashby, J.A.Weltzien, EvaSmith, M.E.McGrath, S.[Base-broadening for client-oriented impact: insights drawn from participatory plant breeding field experience]Base-broadening for client-oriented impact: insights drawn from participatory plant breeding field experience

Participatory Plant Breeding (PPB) involves scientists, farmers, and others, such as consumers, extensionists, vendors, industry, and rural cooperatives in plant breeding research. It is termed `participatory' because many actors, and especially the users, can have a research role in all major st...


Sperling, L.Ashby, J.A.Smith, M.E.Weltzien, EvaMcGrath, S.[A framework for analyzing participatory plant breeding approaches and results]A framework for analyzing participatory plant breeding approaches and results

Varietal selection is particularly difficult for very heterogeneous environments where farmers have a range of preferences. To address these issues in Rwanda, local bean experts, generally women, are invited to the research station to assess cultivars and to select those they prefer for their plo...


Sperling, L.Loevinsohn, MENtabomvuras, B[Rethinking the farmer's role in plant breeding : local bean experts and on-station selection in Rwanda]Rethinking the farmer's role in plant breeding : local bean experts and on-station selection in Rwanda
Autor: Sperling, L.

This paper describes two techniques used in Rwanda for integrating farmer expertise into bean varietal development. Standard farmer evaluation of on-farm trials can help: 1) indicate how varieties perform under farmer conditions; 2) better identify criteria critical to farmers; 3) target varietie...


Sperling, L.[Breeding to meet farmers` needs]Breeding to meet farmers` needs
Buruchara, Robin A.Ruganzu, VButare, L.Kimani, P.M.Sperling, L.[Targeting farmer acceptable climbing and bush bean varieties through participatory plant breeding in Rwanda]Targeting farmer acceptable climbing and bush bean varieties through participatory plant breeding in Rwanda
Assefa, T.Sperling, L.Dagne, BArgaw, WTessema, DBeebe, Stephen E.[Participatory plant breeding with traders and farmers for white pea bean in Ethiopia]Participatory plant breeding with traders and farmers for white pea bean in Ethiopia
Thro, Ann MarieSpillane, CharlesGinés, CMJSperling, L.[Issues in biotechnology-assisted participatory plant breeding]Issues in biotechnology-assisted participatory plant breeding

Sperling, L.[The quality of science in participatory plant breeding : Macarese, Rome, Italy, IPGRI headquarters, Septemer 30-October 4, 2002]The quality of science in participatory plant breeding : Macarese, Rome, Italy, IPGRI headquarters, Septemer 30-October 4, 2002

Weltzien, EvaSmith, M.E.Meitzner, LSSperling, L.[Technical and institutional issues in participatory plant breeding-from the perspective of formal plant breeding: a global analysis of issues, results, and current experience]Technical and institutional issues in participatory plant breeding-from the perspective of formal plant breeding: a global analysis of issues, results, and current experience

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