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Pests and diseases of bananas (Musa spp.) threaten the livelihoods of over 20million people in the Great Lakes region. Geographic information systems (GIS)provide valuable tools in monitoring, predicting, managing and fighting the spreadof pests and diseases. The tools offer opportunities for cos...


Manyong, Victor M.Legg, C.Mwangi, M.Nakato, V.Coyne, D.L.Sonder, KaiAbele, S.[The potential benefits of GIS techniques in disease and pest control: an example based on a regional project in Central Africa]The potential benefits of GIS techniques in disease and pest control: an example based on a regional project in Central Africa

Assessing the impact of agricultural research can assist with setting priorities, providing feedback to the research programs, and demonstrating actual benefits of the products of agricultural research. Towards this end, many national and international agricultural research centers have instituti...


Alene, Arega D.Manyong, Victor M.Gockowski, J.Coulibaly, O.Abele, S.[A framework for conceptualizing impact assessment and promoting impact culture in agricultural research]A framework for conceptualizing impact assessment and promoting impact culture in agricultural research

This study investigates the economic impact of banana Xanthomonas wilt (bxw) and drought on banana production in Uganda. The objective of this research is to determine the benefits of targeted research to avoid economic losses. In the worst-case scenarios, spread of bxw at a rate of 8% per annum,...


Abele, S.Pillay, M.[Bacterial wilt and drought stresses in banana production and their impact on economic welfare in Uganda: implications for banana research in East African Highlands]Bacterial wilt and drought stresses in banana production and their impact on economic welfare in Uganda: implications for banana research in East African Highlands

The purpose of this document is to take stock of the achievements of and gaps in impact assessment (IA) research at IITA since the last External Program and Management Review in 2001 and to highlight elements of a strategy for the future of impact studies at the Institute. Our vision of IA is tha...


Manyong, Victor M.Alene, A.Sanogo, D.Coulibaly, O.Abele, S.Nkamleu, G.B.[Achievements in impact assessment of agricultural research: IITA experience, 2001-2006]Achievements in impact assessment of agricultural research: IITA experience, 2001-2006

In 1996, Cassava Mosaic Disease in Western Kenya depressed productivity and de-stabilized markets. The study assesses the effectiveness of breeding and disseminating CMD-resistant varieties in westernKenya by determining the extent of adoption and impact on farmers' income of the new varieties vi...


Abele, S.Twine, Edgar E.Ntawuruhunga, PheneasTenywa, J.S.Nampala, P.Okori, P.Kyamuhangire, W.Adipala, E.Tusiome, G.Odendo, M.Obiero, H.Odenya, J.[Effectiveness of breeding and disseminating CMDresistant cassava varieties in western Kenya]Effectiveness of breeding and disseminating CMDresistant cassava varieties in western Kenya
Autor: Abele, S.

The paper deals with the problem of economically sustainable technological innovation for agriculture in the risky environment of Niger’s Sahelian zone smallholders. For these farmers, low-input mineral fertiliser technologies have been developed in the nineties in order to increase the productiv...


Abele, S.[Innovations for plant production in the risky environment of semiarid Niger: a multilevel modeling assessment]Innovations for plant production in the risky environment of semiarid Niger: a multilevel modeling assessment

Subsistence agriculture is probably the least understood and the most neglected type of agriculture. In a globalised, market-driven world, it remains at the same time a myth and a marginal phenomenon. CONTENTS: Subsistence Agriculture in Development: Its Role in Processes of Structural Change; Fr...


Abele, S.Frohberg, K.[Subsistence agriculture in Central and Eastern Europe; how to break the vicious circle?: studies on the agricultural and food sector in Central and Eastern Europe]Subsistence agriculture in Central and Eastern Europe; how to break the vicious circle?: studies on the agricultural and food sector in Central and Eastern Europe

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