Potato bacterial wilt in Rwanda: occurrence, risk factors, farmers’ knowledge and attitudes

Adam, R. I., Sindi, K., & Badstue, L. (2015). Farmers' knowledge, perceptions and management of diseases affecting sweet potatoes in the Lake Victoria zone region, Tanzania. Crop Protection, 72, 97–107. https://doi.org/10.1016/j.cropro.2015.02.010 .

Ahmad, W., Shah, Z., Jamal, M., & Shah, K. A. (2014). Recovery of organic fertility in degraded soil through fertilization and crop rotation. Journal of the Saudi Society of Agricultural Sciences, 13(2), 92–99. https://doi.org/10.1016/j.jssas.2013.01.007 .

Ali, D. A., & Deininger, K. (2015). Is there a farm size–productivity relationship in African agriculture? Evidence from Rwanda. Land Economics, 91(2), 317–343. https://doi.org/10.1596/1813-9450-6770 .

Anonymous (2016). Twigire Muhinzi Reflection Paper (p 16). Kigali, Rwanda: Ministry of Agriculture and Animal Resources of the Republic of Rwanda & The Belgian Development Agency.

Ateka, E., Mwang’ombe, A. W., & Kimenju, J. (2001). Reaction of potato cultivars to Ralstonia solanacearum in Kenya. African Crop Science Journal, 9(1), 251–256. https://doi.org/10.4314/acsj.v9i1.27646 .

Autrique, A., & Potts, M. (1987). The influence of mixed cropping on the control of potato bacterial wilt (Pseudomonas solanacearum). Annals of Applied Biology, 111(1), 125–133.

Bennett, B. C. (2010). Plants as food. In B. Bennett (Ed.), Economic botany: Encyclopedia of life support systems (EOLSS). Eolss publishers. Oxford, UK: Developed under the Auspices of the UNESCO.

Bicamumpaka, M., & Haverkort, A. (1983). The PNAP approach to potato development in Rwanda. In Report of a seminar on Agricultural research in Rwanda: Assessment and perspectives, (pp. 159–164).

Bicamumpaka, M., & Devaux, A. (1984). Programme de sélection au Rwanda pour l'obtention de variétés résistantes au mildiou (Phytophthora infestans) et à la bactériose (Pseudomonas solanacearum). In Abstracts 9th Triennial Conference EAPR, 330–331.

Birch, P. R., Bryan, G., Fenton, B., Gilroy, E. M., Hein, I., Jones, J. T., & Toth, I. K. (2012). Crops that feed the world 8: Potato: Are the trends of increased global production sustainable? Food Security, 4(4), 477–508. https://doi.org/10.1007/s12571-012-0220-1 .

Breslow, L. (1978). Risk factor intervention for health maintenance. Science, 200, 908–912.

Callaway, E. (2016). Devastating wheat fungus appears in Asia for first time. Nature, 532, 421–422. https://doi.org/10.1038/532421a .

Cellier, G., & Prior, P. (2010). Deciphering phenotypic diversity of Ralstonia solanacearum strains pathogenic to potato. Phytopathology, 100(11), 1250–1261. https://doi.org/10.1094/PHYTO-02-10-0059 .

Champoiseau, P. G. (2008). Ralstonia solanacearum race 3 biovar 2. United states department of agriculture-national research initiative program. https://plantpath.ifas.ufl.edu/rsol/RalstoniaPublications_PDF/RsolanacearumR3b2_PDF.pdf . Accessed on 19th June 2018.

Champoiseau, P. G., Jones, J. B., & Allen, C. (2009). Ralstonia solanacearum race 3 biovar 2 causes tropical losses and temperate anxieties. Plant Health Progress, 10, 1–10. https://doi.org/10.1094/PHP-2009-0313-01-RV.

Champoiseau, P., Jones, J., Momol, T., Pingsheng, J., Allen, C., Norman, D. J., & Caldwell, K. (2010). Ralstonia solanacearum race 3 biovar 2 causing brown rot of potato bacterial wilt of tomato and southern wilt of geranium. Madison: American Phytopathological Society.

Chindi, A., & Kassa, B. (2013). Seed Tuber Cycle and Latent Infection for the Spread of Potato Bacterial Wilt Ralstonia solanacearum (Smith) a Threat for Seed Production in Ethiopia. Asian Journal of Plant Pathology, 7, 74–83.

Ciampi, L., Sequeira, L., & French, E. (1980). Latent infection of potato tubers by Pseudomonas solanacearum. American Journal of Potato Research, 57(8), 377–386.

Creswell, J. W. (2002). Educational research: Planning, conducting, and evaluating quantitative. Upper Saddle River, NJ: Prentice Hall.

De Mendiburu, F. (2015). Statistical procedures for agricultural research R package agricolae. Comprehensive R Archive Network, 1, 2–3.

Devaux, A., Michelante, D., & Bicamumpaka, M. (1987). Combination of rotation and resistance to control bacterial wilt (Pseudomonas solanacearum) in Rwanda. European Association Potato Research. In X Triennial Conference Abstracts, (pp. 100–101).

Devaux, A., Kromann, P., & Ortiz, O. (2014). Potatoes for sustainable global food security. Potato Research, 57(3–4), 185–199.

Elphinstone, J. (1996). Survival and possibilities for extinction of Pseudomonas solanacearum (smith) in cool climates. Potato Research, 39(3), 403–410.

FAO (2008). International year of the potato. Potatoes, nutrition and diets. In FAO factsheets. Rome, Italy: Food and Agriculture Organization of the United States. http://www.fao.org/potato-2008/en/potato/factsheets.html . Accessed on 15th October, 2017.

FAOSTAT. (2015). FAOSTAT database. Rome, Italy: FAO.

FAO (2017). Plant health and food security. http://www.fao.org/3/a-i7829e.pdf . Accessed on 23rd April 2018.

Fegan, M., & Prior, P. (2005). How complex is the Ralstonia solanacearum species complex. In Bacterial wilt Disease and the Ralstonia solanacearum Species Complex (pp. 449–461). Minnesota: APS Press.

Fininsa, C., & Yuen, J. (2001). Association of maize rust and leaf blight epidemics with cropping systems in Hararghe highlands. eastern Ethiopia. Crop Protection, 20(8), 669–678.

Flood, J. (2010). The importance of plant health to food security. Food Security, 2(3), 215–231.

French, E. R. (1994). Strategies for integrated control of bacterial wilt of potatoes. In A. C. Hayward & G. L. Hartman (Eds.), Bacterial wilt: The disease and its causative agent, Pseudomonas solanacearum (pp. 98–113). UK: CAB International.

Fuglie, K. O. (2007). Priorities for potato research in developing countries: Results of a survey. American Journal of Potato Research, 84(5), 353–365.

Gikunda C. (2015). Researchers partner to eliminate wilt disease as a region’s potato yields decline. http://www.theeastafrican.co.ke/news/Researchers-partner-to-eliminate-bacterial-wilt-disease/2558-2816554-hu1ib/index.html . Accessed on 20th September 2017.

Gildemacher, P. R., Demo, P., Barker, I., Kaguongo, W., Woldegiorgis, G., Wagoire, W. W., Wakahiu, M., Leeuwis, C., & Struik, P. C. (2009). A description of seed potato systems in Kenya, Uganda and Ethiopia. American Journal of Potato Research, 86(5), 373–382. https://doi.org/10.1007/s12230-009-9092-0 .

Haverkort, A., Bicamumpaka, J., Devaux, A., Munyawera, J., & Rutayisiri, C. (1984). The impact of selection and multiplication of varieties on national potato production in Rwanda. In 9th Triennial Conference of the European Association for Potato Research. Interlaken, Switzerland.

He, Z., Larkin, R., & Honeycutt, W. (2012). Sustainable potato production: Global case studies. Springer Science & Business Media.

Horita, M., & Tsuchiya, K. (2001). Genetic diversity of Japanese strains of Ralstonia solanacearum. Phytopathology, 91(4), 399–407.

Huerta, A. I., Milling, A., & Allen, C. (2015). Tropical strains of Ralstonia solanacearum outcompete race 3 biovar 2 strains at lowland tropical temperatures. Applied and Environmental Microbiology, 81(10), 3542–3551. https://doi.org/10.1128/AEM.04123-14 .

Jones, K. E., Patel, N. G., Levy, M. A., Storeygard, A., Balk, D., Gittleman, J. L., & Daszak, P. (2008). Global trends in emerging infectious diseases. Nature, 451, 990–993.

Kakuhenzire, R., Lemaga, B., Kashaija, I., Ortiz, O., & Mateeka, B. (2013). Effect of Crotalaria falcata in crop rotation and fallowing on potato bacterial wilt incidence, disease severity and latent infection in tubers and field soil. Biopesticides International, 9(2), 182–194.

Katafiire, M., Adipala, E., Lemaga, B., Olanya, M., El-Bedewy, R., & Ewell, P. (2005). Management of bacterial wilt of potato using one-season rotation crops in southwestern Uganda. In Bacterial wilt disease and the Ralstonia solanacearum species complex (pp. 197–204). Minnesota: American Phytopathological Society Press.

Kathiresan, A. (2011). Strategies for Sustainable Crop Intensification in Rwanda: Shifting focus from producing enough to producing surplus. Kigali, Rwanda: Ministry of Agriculture and Animal Resources.

Kathiresan, A. (2012). Farm land use consolidation in Rwanda. Kigali, Rwanda: Ministry of Agriculture and Animal Resources.

Kurabachew, H., & Ayana, G. (2017). Bacterial wilt caused by Ralstonia solanacearum in Ethiopia: Status and management approaches: A review. International Journal of Phytopathology, 5(3), 107–119.

Kwambai, T., Omunyin, M., Okalebo, J., Kinyua, Z., & Gildemacher, P. (2011). Assessment of potato bacterial wilt disease status in north Rift Valley of Kenya: A survey. In innovations as key to the green revolution in Africa (pp. 449–456): Springer, Assessment of Potato Bacterial Wilt Disease Status in North Rift Valley of Kenya: A Survey.

Lemaga, B., Kakuhenzire, R., Kassa, B., Ewell, P., Priou, S., Allen, C., et al. (2005). Integrated control of potato bacterial wilt in eastern Africa: The experience of African highlands initiative. In Bacterial wilt disease and the Ralstonia solanacearum species complex (pp. 145–157). Minnesota: American Phytopathological Society Press.

Lemaga, B., Kanzikwera, R., Kakuhenzire, R., Hakiza, J., & Manzi, G. (2001). The effect of crop rotation on bacterial wilt incidence and potato tuber yield. African Crop Science Journal, 9(1), 257–266.

Lutaladio, N., & Castaldi, L. (2009). Potato: The hidden treasure. Journal of Food Composition and Analysis, 22(6), 491–493.

Martin, C., & French, E. R. (1985). Bacterial wilt of potato. Lima, Peru: International Potato Center.

McCullagh, P., & Nelder, J. (1989). Log-linear models. In Generalized linear models (pp. 193–244): Springer.

Meijer, S. S., Catacutan, D., Ajayi, O. C., Sileshi, G. W., & Nieuwenhuis, M. (2015). The role of knowledge, attitudes and perceptions in the uptake of agricultural and agroforestry innovations among smallholder farmers in sub-Saharan Africa. International Journal of Agricultural Sustainability, 13(1), 40–54.

Milling, A., Meng, F., Denny, T. P., & Allen, C. (2009). Interactions with hosts at cool temperatures, not cold tolerance, explain the unique epidemiology of Ralstonia solanacearum race 3 biovar 2. Phytopathology, 99(10), 1127–1134. https://doi.org/10.1094/PHYTO-99-10-1127 .

MINAGRI (2014). Annual Report FY 2013–2014. Kigali, Rwanda: Ministry of Agriculture and Animal Resources.

Mpyisi, E., Weber, M., Shingiro, E., & Loveridge, S. (2003). Changes in Allocation of Land holdings, Production and Farm Size in the Rwandan Smallholder Sector over the period 1984/1990 to 2002. Agricultural Policy Synthesis, 6E.

Muhinyuza, J. B., Shimelis, H., Melis, R., Sibiya, J., & Nzaramba, M. N. (2012). Participatory assessment of potato production constraints and trait preferences in potato cultivar development in Rwanda. International Journal of Development and Sustainability, 1(2), 358–380.

Munyemana, A., & Oppen, M. (2000). La pomme de terre au Rwanda: Une analyse d'une filiere a hautes potentialites. Lima, Peru: International Potato Center.

Muthoni, J., Shimelis, H., & Melis, R. (2012). Management of bacterial wilt Rhalstonia solanacearum Yabuuchi et al., 1995 of potatoes: Opportunity for host resistance in Kenya. Journal of Agricultural Science (Toronto), 4(9), 64–78. https://doi.org/10.5539/jas.v4n9p64 .

Muthoni, J. J., Shimelis, H., & Melis, R. (2013). Potato production in Kenya: Farming systems and production constraints. Journal of Agricultural Science, 5(5), 182–187. https://doi.org/10.5539/jas.v5n5p182.

Muthoni, J., Kabira, J., Shimelis, H., & Melis, R. (2014a). Spread of bacterial wilt disease of potatoes in Kenya: Who is to blame? International Journal of Horticulture, 4(3), 10–15. https://doi.org/10.5376/ijh.2014.04.0003 .

Muthoni, J., Shimelis, H., Melis, R., & Kinyua, Z. (2014). Response of potato genotypes to bacterial wilt caused by Ralstonia solanacearum (smith) (Yabuuchi et al.) in the tropical highlands. American Journal of Potato Research, 91(2), 215–232. https://doi.org/10.1007/s12230-013-9340-1 .

Mwaniki, P., Wagara, I., Birech, R., Kinyua, Z., Schulte-Geldermann, E., & Freyer, B. (2017). Impact of crop rotation sequences on potato in fields inoculated with bacterial wilt caused by Ralstonia solanacearum. African Journal of Agricultural Research, 12(14), 1226–1235. https://doi.org/10.5897/AJAR2016.11769.

Mwankemwa, Z. (2015). Occurrence and distribution of potato bacterial wilt disease and variability of its causal agent in southern highlands of Tanzania. Doctoral dissertation, Sokoine University of Agriculture. http://www.suaire.suanet.ac.tz:8080/xmlui/handle/123456789/1371 . Accessed on 25 April 2018.

Nagaraju, N., Venkatesh, H. M., Warburton, H., Muniyappa, V., Chancellor, T. C. B., & Colvin, J. (2002). Farmers' perceptions and practices for managing tomato leaf curl virus disease in southern India. International journal of pest management, 48(4), 333–338.

Oo, M. L., Yabe, M., & Khai, H. V. (2012). Farmers’ perception, knowledge and pesticide usage practices: A case study of tomato production in inlay Lake. Myanmar. Journal of the Faculty of Agriculture, Kyushu University, 57(1), 327–331.

Pasiecznik, N., Smith, I., Watson, G., Brunt, A., Ritchie, B., & Charles, L. (2005). CABI/EPPO distribution maps of plant pests and plant diseases and their important role in plant quarantine. Eppo Bulletin, 35(1), 1–7.

Priou, S., Aley, P., Chujoy, E., Lemaga, B., French, E., & French, E. (1999). Integrated control of bacterial wilt of potato. In CIP Slide Training Series. Lima, Peru. International Potato Center.

REMA (2011). The National Integrated Pest Management (IPM) Framework for Rwanda. Rwanda Environmental Management Authority. Kigali, Rwanda. www.rema.gov.rw/rema_doc/LVEMP/IPM_Latest%20Version-2.pdf . Accessed on 24th May 2018.

RMA. (2015). Rwanda climate data. Kigali, Rwanda: Rwanda Meteorology Agency.

Rusuku, G., Buruchara, R. A., Gatabazi, M., & Pastor-Corrales, M. A. (1997). Occurrence and distribution in Rwanda of soilborne fungi pathogenic to the common bean. Plant Disease, 81(5), 445–449.

Savary, S., Mila, A., Willocquet, L., Esker, P. D., Carisse, O., & McRoberts, N. (2011). Risk factors for crop health under global change and agricultural shifts: A framework of analyses using rice in tropical and subtropical Asia as a model. Phytopathology, 101(6), 696–709.

Savary, S., Ficke, A., Aubertot, J. N., & Hollier, C. (2012). Crop losses due to diseases and their implications for global food production losses and food security. Food Security, 4, 519–537. https://doi.org/10.1007/s12571-012-0200-5 .

Savary, S., Jouanin, C., Félix, I., Gourdain, E., Piraux, F., Willocquet, L., & Brun, F. (2016). Assessing plant health in a network of experiments on hardy winter wheat varieties in France: Multivariate and risk factor analyses. European Journal of Plant Pathology, 146(4), 757–778.

Scott, G. J. (1988). Potatoes in Central Africa: A Study of Burundi, Rwanda and Zaire. Lima. In Peru: International Potato Center.

Sharma, K., Shawkat, B., Miethbauer, T. & Schulte-Geldermann, E. (2017). Strategies for Bacterial Wilt (Ralstonia solanacearum) Management in Potato Field: Farmers' Guide. https://nkxms1019hx1xmtstxk3k9sko-wpengine.netdna-ssl.com/wpcontent/uploads/2017/05/CIP-BW-Strategies-2017.pdf . Accessed 7 November 2017.

Sreenivasaprasad, S., & Johnson, R. (2001). Major fungal diseases of Rice: Recent advances. Netherlands: Kluwer Academic Publishes.

Stansbury, C., McKirdy, S., Mackie, A., & Power, G. (2001). Bacterial wilt Ralstonia solanacearum-race 3, exotic threat to western Australia. Fact Sheet ISSN, 1443–7783.

Strange RN. (2003). Introduction to plant pathology. Wiley, Chichester, UK. 464 pp.

Strange, R. N., & Scott, P. R. (2005). Plant disease: A threat to global food security. Annual Review of Phytopathology, 43, 83–11. https://doi.org/10.1146/annurev.phyto.43.113004.133839 .

R Core Team. (2016). R: A language and environment for statistical computing. Vienna: R Foundation for Statistical Computing.

USAID (2016) Rwanda early generation seed study country report. http://www.africaleadftf.org/wp-content/uploads/2016/09/Rwanda-EGS-Study-Final-Report.pdf . Accessed on 26th September 2017.

Van der Zaag, P.(1985). Potato production under Pseudomonas solanacearum conditions: sources and management of planting material. In Disease in Asia and South Pacific: Proceedings of an international workshop (pp. 84–88). Los Banos, Philippines.

Van Elsas, J., Van Overbeek, L., Bailey, M., Schönfeld, J., & Smalla, K. (2005). Fate of Ralstonia solanacearum biovar 2 as affected by conditions and soil treatments in temperate climate zones: APS press, The American Phytopathological Society.

Verdoodt, A., & Van Ranst, E. (2006). Environmental assessment tools for multi-scale land resources information systems: A case study of Rwanda. Agriculture, Ecosystems & Environment, 114(2–4), 170–184.

Willett, W. C. (2002). Balancing life-style and genomics research for disease prevention. Science, 296, 695–698.

Yuen, J., Twengström, E., & Sigvald, R. (1996). Calibration and verification of risk algorithms using logistic regression. European Journal of Plant Pathology, 102(9), 847–854.

Zadoks, J. C. (2008). On the political economy of plant disease epidemics. Capita Selecta in historical epidemiology. Wageningen: Wageningen Academic Publishers.