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Adoption and impact studies have been designed to determine the returns to resources invested in research. They are important as a tool for focusing R&D activities and as a mechanism for ex ante and ex post feedback. The document is divided into four parts: the first reviews recent adoption and i...


Gottret, María VerónicaHenry, Guy[La importancia de los estudios de adopción e impacto: el caso del proyecto integrado de yuca en la costa norte de Colombia]La importancia de los estudios de adopción e impacto: el caso del proyecto integrado de yuca en la costa norte de Colombia

CBN is an informal forum for cassava biotechnologists, collaborating research and development specialists, and cassava research users. CBN`s research goals are genetic and processing improvements for cassava. Its development goal is to encourage interdisciplinary research in national programs of ...


Thro, Ann MarieBonierbale, Merideth W.Roca, William M.Best, R.Henry, Guy[Why, what, who and when: an overview of the Cassava Biotechnology Network (CBN) and current cassava biotechnology research worldwide]Why, what, who and when: an overview of the Cassava Biotechnology Network (CBN) and current cassava biotechnology research worldwide

Biotechnology techniques, tools and products can offer time and cost savings for agricultural R & D. Biotech`s early start concentrated for the major part on highly commercial, primary crops and private sector labs. Biotech research involvement in a secondary crop like cassava has been relatively...


Henry, GuyThro, Ann MarieLynam, John K.[Cassava biotechnology priority setting: old hat for a new tool]Cassava biotechnology priority setting: old hat for a new tool
Henry, GuyLynam, John K.[Report of the working group on needs assessment and priority setting for cassava biotechnology]Report of the working group on needs assessment and priority setting for cassava biotechnology

Although world cassava production has been increasing, it is shown that considerable cassava yield gaps still exist. Constraints are divided according to being endogenous and exogenous to the (plant and) production system. It is indicated that besides these constraints, considerable "adoption con...


Henry, GuyIglesias, C.A.[Problems and opportunities in cassava biotechnology]Problems and opportunities in cassava biotechnology

Since 1994 a farmer participatory research (FPR) methodology has been used with the objective of enhancing the development and adoption of efficient cassava production practices that will reduce erosion, maintain soil productivity and increase the income of cassava farmers in Asia. This 5-year FP...


Howeler, Reinhardt H.Henry, Guy[Farmer participatory research for cassava technology transfer in Asia: Constraints and opportunities]Farmer participatory research for cassava technology transfer in Asia: Constraints and opportunities

Gottret, María VerónicaHenry, GuyCortéz, M.[Impact of integrated cassava projects in the North Coast of Colombia]Impact of integrated cassava projects in the North Coast of Colombia

The Cassava Biotechnology Network (CBN) was formed in response to the need for a forum to discuss cassava biotechnology issues and to foster cassava biotechnology research on priority subjects. In CBN, the experience and efforts of many different organizations and countries are pulled together to...


Thro, Ann MarieRoca, William M.Henry, Guy[The Cassava Biotechnology Network (CBN) and cassava biotechnology research]The Cassava Biotechnology Network (CBN) and cassava biotechnology research

This paper attempts to utilize past cassava production, utilization and market trends, integrated with regional macro-economic developments, together with a general summary of current cassava R&D advances, to analyze the principal cassava sector constraints and future opportunities, both at the c...


Henry, GuyHershey, Clair H.[Trends, constraints and opportunities of the Asian cassava sector: An assessment]Trends, constraints and opportunities of the Asian cassava sector: An assessment

The impact of improved technological components depends to a large extent on the appropriateness of the intervention for the end-user, the efficiency of the technology transfer mechanism and the socio-economical and political conditions of the technology target area. In order to optimize impact t...


Henry, GuyGottret, María Verónica[Cassava technology adoption: Constraints and opportunities]Cassava technology adoption: Constraints and opportunities

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