How big is the potato (Solanum tuberosum L.) yield gap in Sub-Saharan Africa and why? A participatory approach von Harahagazwe, Dieudonné, Condori, Bruno, Barreda, Carolina, Bararyenya, Astère, Byarugaba, Arinaitwe Abel, Kude, Danbaba Anthony, Lung’aho, Charles, Martinho, Carolino, Mbiri, Daniel, Nasona, Bouwe, Ochieng, Bruce, Onditi, John, Randrianaivoarivony, Jean Marc, Tankou, Christopher M., Worku, Alemu, Schulte-Geldermann, Elmar, Mares, Victor, Mendiburu, Felipe de, Quiroz, Roberto Quiroz

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Screening for PVY.sup.N-Wi Resistance in Kenyan Potato Cultivars von Onditi, John, Nyongesa, Moses, van der Vlugt, René

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Screening for PVYN-Wi Resistance in Kenyan Potato Cultivars von Onditi, John, Nyongesa, Moses, van der Vlugt, René

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Prevalence, distribution and control of potato virus Y (PVY) strains in Kenyan potato cultivars von Onditi, John, Nyongesa, Moses, van der Vlugt, René

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Prevalence, distribution and control of six major potato viruses in Kenya von Onditi, John, Nyongesa, Moses, van der Vlugt, René

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Farmer Knowledge in Potato Virus Epidemiology and Control in Kenya von Onditi, John, Ng’anga, Nancy, Nyongesa, Moses, van der Vlugt, René

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Potato virus Y (PVY) and potato virus X (PVX) resistance breeding in Kenya: applicability of conventional approaches von Onditi, John, Njoroge, Kiarie

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Improving potato tuber yields using genotypes with multiple virus resistance in Kenya von Onditi, John, Njoroge, Kiarie

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Migrating to SOAs by Way of Hybrid Systems von Hutchinson, John, Kotonya, Gerald, Walkerdine, James, Sawyer, Peter, Dobson, Glen, Onditi, Victor

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The Challenge of Evolving Existing Systems to Service-Oriented Architectures von Hutchinson, J., Kotonya, G., Walkerdine, J., Sawyer, P., Dobson, G., Onditi, V.

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