A parasitic weed, Striga hermonthica (Del.) Benth., infects millions of hectares of arable land in sub-Saharan Africa, and it threatens production of cereal crops. The objectives of this study were to investigate inheritance in maize (Zea mays L.) inbred lines of tolerance and resistance to S. he...
International Institute of Tropical Agriculture
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[Answers to questions most frequently asked about IITA]
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Answers to questions most frequently asked about IITA
En el marco de un proyecto denominado “Planes de Inversión en Agricultura Sostenible Adaptada al Clima” implementado por CEDECO, HIVOS, Bioversity Internacional, el Centro Mundial de Agroforestería (ICRAF) y la Universidad de Vermont, Bioversity International llevó a cabo un estudio sobre el marc...
Bedmar Villanueva, A.
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López Noriega, I.
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Bucardo, E.
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Zonneveld, M. van
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[Caficultura y cambio climático en Nicaragua: Refexiones sobre el papel de las políticas públicas y las cooperativas]
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Caficultura y cambio climático en Nicaragua: Refexiones sobre el papel de las políticas públicas y las cooperativas
A study was conducted to document how smallholder farmers in Ethiopia utilize desho grass (Pennisetum pedicellatum) and explain the determinants of alternative and competing uses of the grass. The study was conducted using a semi-structured questionnaire for 240 farmers in the districts of Burie ...
Asmare, Bimrew
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Demeke, S.
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Ejeta, Taye Tolemariam
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Tegegne, Firew
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Wamatu, Jane
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Rischkowsky, Barbara A.
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[Determinants of the utilization of desho grass (Pennisetum pedicellatum) by farmers in Ethiopia]
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Determinants of the utilization of desho grass (Pennisetum pedicellatum) by farmers in Ethiopia
Farmer seed systems are considered pivotal to adaptation to climate change and the on-farm conservation of agrobiodiversity in centers of crop origin. To better understand their distinct role, we conducted a multipronged analysis of potato seed exchange networks in Peru's central Andes distinguis...
Arce, Alejandra
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Haan, Stefan de
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Burra, Dharani Dhar
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Ccanto, Raul I.
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[Unearthing Unevenness of Potato Seed Networks in the High Andes: A Comparison of Distinct Cultivar Groups and Farmer Types Following Seasons With and Without Acute Stress]
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Unearthing Unevenness of Potato Seed Networks in the High Andes: A Comparison of Distinct Cultivar Groups and Farmer Types Following Seasons With and Without Acute Stress
Farmer participation in experimenting with technologies in Mono province (Benin) increased when attention was focused on their major problems. One such problem is soil degradation caused by over-exploitation of land. Four different low external input technologies, all with leguminous components a...
Versteeg, M.
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Koudokpon, V.
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[Participative farmer testing of four low external input technologies, to address soil fertility decline in Mono Province( Benin)]
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Participative farmer testing of four low external input technologies, to address soil fertility decline in Mono Province( Benin)
New technologies must be developed in sub-Saharan Africa which are sustainable and economically viable. This paper discusses a methodology for measuring the agricultural sustainability and economic viability of tropical farming systems for new technology evaluation. The approach is based on the c...
Ehui, Simeon K.
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Spencer, D.
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[Measuring the sustainability and economic viability of tropical farming systems: a model from subSaharan Africa]
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Measuring the sustainability and economic viability of tropical farming systems: a model from subSaharan Africa
Amoah, Philip
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Adamtey, N.
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Cofie, Olufunke O.
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[Effect of urine, poultry manure, and dewatered faecal sludge on agronomic characteristics of cabbage in Accra, Ghana]
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Effect of urine, poultry manure, and dewatered faecal sludge on agronomic characteristics of cabbage in Accra, Ghana