Resultados de búsqueda - "Uganda"

Model-based evaluation of rainfed lowland rice responses to N fertiliser in variable hydro-edaphic wetlands of East Africa por Grotelüschen, Kristina, Gaydon, D.S., Senthilkumar, Kalimuthu, Langensiepen, M., Becker, M.

“…Therefore, the locally-validated APSIM model was used to study yield responses to N fertiliser rates (0, 30, 60, 90, 120, and 150 kg ha-1) and supplemental irrigation at different field positions in a floodplain in Tanzania (fringe and middle positions) and an inland valley in Uganda (valley-fringe, mid-valley and valley-bottom positions) over 30-years. …”
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Scoping Study on Existing CIS and CSA Relevant Units and Engagements in Selected RUFORUM-member Zimbabwean Universities por Poshiwa, Xavier, Murungweni, Chrispen, Mudzengi, Clarice, Gwatibaya, Showman, Kupika, Olga, Sebele, Lovelater, Maphosa, Mcebisi

“…The two members participated in a meeting together with CSA and CIS experts representing 9 countries: Kenya, Zambia, Ethiopia, the Democratic Republic of Congo, Benin, Burundi, Uganda, Ghana and Zimbabwe. The experts analyzed the causes of low adoption and utilization of CSA practices & CIS tools and identified the different interventions needed to enhance this shortcoming. …”
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Phenotype based clustering, and diversity of common bean genotypes in seed iron concentration and cooking time por Amongi, Winnyfred, Nkalubo, Stanley T., Ochwo-Ssemakula, Mildred, Badji, Arfang, Onziga Dramadri, Isaac, Lapaka Odongo, Thomas, Nuwamanya, Ephraim, Tukamuhabwe, Phineas, Izquierdo, Paulo, Cichy, Karen Ann, Kelly, James D., Mukankusi, Clare

“…To inform population improvement strategies and selection decisions for resilient fast cooking and iron biofortified beans, the study determined diversity and population structure within 427 breeding lines, varieties, or landraces mostly from Alliance Uganda and Columbia. The genotypes were evaluated for days to flowering and physiological maturity, yield, seed iron (FESEED) and zinc (ZNSEED) and cooking time (COOKT). …”
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Cassava begomovirus species diversity changes during plant vegetative cycles por Dye, A.E., Muga, B., Mwangi, J., Hoyer, J.S., Ly, V., Rosado, Y., Sharpee, William, Mware, Benard, Wambugu, Mary, Labadie, P., Deppong, D., Jackai, L., Jacobson, A., Kennedy, G., Ateka, E., Duy, S., Hanley-Bowdoin, L., Carbone, I., Ascencio-Ibáñez, J.T.

“…In the field-collected samples, African cassava mosaic virus (ACMV), East African cassava mosaic virus (EACMV), East African cassava mosaic Kenya virus (EACMKV), and East African cassava mosaic virus-Uganda variant (EACMV-Ug) were detected in samples from the Lake Victoria region, while EACMV and East African mosaic Zanzibar virus (EACMZV) were found in the coastal region. …”
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Lifting quality constraints to agricultural technology adoption in the Ugandan market for maize seed por Miehe, Caroline, Van Campenhout, Bjorn, Sparrow, Robert, Spielman, David J.

“…Both interventions are tested in a randomized control trial among 350 agro-input dealers and 3500 smallholder farmers in Uganda. We find that the dealer training does not have a clear positive impact on seed dealers or their customers. …”
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Definition of sensory and instrumental thresholds of acceptability for selection of cassava genotypes with improved boiling properties por Iragaba, Paula, Adinsi, Laurent, Delgado , Luis Fernando, Nanyonjo, Ann Ritah, Nuwamanya, Ephraim, Wembabazi, Enoch, Kanaabi, Michael, Honfozo, Laurenda, Hotegni, Francis, Djibril-Moussa, Imayath, Londoño Hernandez, Luis Fernando, Bugaud, Christophe, Dufour, Dominique, Kawuki, Robert Sezi, Akissoé, Noël, Tran, Thierry

“…Three populations of contrasted cassava genotypes, from good‐cooking to bad‐cooking, in three countries (Uganda, Benin, Colombia) were then characterized according to these quality attributes by sensory quantitative descriptive analysis (QDA) and by standard instrumental methods. …”
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Maternal and paternal employment in agriculture and early childhood development: A cross-sectional analysis of demographic and health survey data por Bliznashka, Lilia, Jeong, Joshua, Jaacks, Lindsay M.

“…We pooled nine Demographic and Health Surveys (Benin, Burundi, Cambodia, Congo, Haiti, Rwanda, Senegal, Togo, and Uganda) with data on 8,516 children aged 36–59 months. …”
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Lifting quality constraints to agricultural technology adoption in the Ugandan market for maize seed por Miehe, Caroline, Van Campenhout, Bjorn, Sparrow, Robert, Spielman, David J.

“…Both interventions are tested in a randomized control trial among 350 agro-input dealers and 3500 smallholder farmers in Uganda. We find that the dealer training does not have a clear positive impact on seed dealers or their customers. …”
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Agricultural trade and trade integration in the East African community por Bouët, Antoine, Nimenya, Nicodème

“…The East African Community (EAC) is a regional intergovernmental organization of seven partner states, comprising Burundi, Democratic Republic of the Congo (DRC), Kenya, Rwanda, South Sudan, Tanzania, and Uganda, with its headquarters in Arusha, Tanzania. …”
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In vitro inhibition of Xanthomonas vasicola pv. musacearum, the causal agent of banana Xanthomonas Wilt, using medicinal plant extracts from North Kivu, Eastern Democratic Republic... por Mukeshambala, Franchement, Ibanda, Angele, Lassois, Ludivine, Semacumu, Gakuru, Djailo, Dhed’a, Nabahungu, Leon, Blomme, Guy, Monde, Godefroid

“…Three in vitro experiments were conducted at laboratories of Uganda’s National Agriculture Research Organization (NARO) and the International Institute of Tropical Agriculture (IITA) in South Kivu. …”
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Looking ahead: long-term prospects for Africa's agricultural development and food security por Rosegrant, Mark W., Cline, Sarah A., Li, Weibo, Sulser, Timothy B., Valmonte-Santos, Rowena

“…The research contained in this discussion paper was conducted in preparation for the IFPRI 2020 Africa conference “Assuring Food and Nutrition Security in Africa by 2020: Prioritizing Actions, Strengthening Actors, and Facilitating Partnerships,” held in Kampala, Uganda, April 1–3, 2004. The authors examine the implications of several different policy scenarios based on IFPRI’s International Model for Policy Analysis of Agricultural Commodities and Trade (IMPACT). …”
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Towards understanding the effects of climate change on the sweetpotato insect pests Acraea acerata Hewiston and Cylas puncticollis Boheman and their management in Africa por Okonya, J.

“…Outbreaks of A. acerata have been reported by farmers in Uganda to be more frequent than in the past 10 years. …”
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On-farm nitrogen, phosphorus, and potassium partial balances in three major rice production systems in sub-Saharan Africa por Rakotoson, Tovohery, Johnson, Jean-Martial, Senthilkumar, Kalimuthu, Ibrahim, Ali, Saito, Kazuki

“…East Africa had the largest negative partial balances, except for Uganda. Rainfed upland rice was the least sustainable, with negative partial balances of 13, 1, and 13 kg ha−1 for N, P, and K, respectively. …”
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Honey bee colony losses and causes during the active beekeeping season 2022/2023 in nine sub- Saharan African countries por Nganso, B.T., Ayalew, W., Wubie, A.J., Assefa, F., Belayhun, L., Ndungu, N.N., Toroitich, D., Otieno-Ayayo, Z.N., Wambua, M.B., Oyieyo, Y.O., Elie, N., Sikirou, R., Idrissou, S.B., Mwiza, W., Turner, S., Bobadoye, B.O., Fameni, S.T., Gaboe, S., Agbodzavu, M.K., Mafwila, P., Tasse Taboue, G.C., Emily, K., Henri, T.Z.E., Niassey, S., Fonkou, S.N., Pirk, C.W.W., Gray, A., Brodschneider, R., Soroker, V., Subramanian, S.

“…This study reports for the first-time managed honey bee colony loss rates and associated risk factors during the active beekeeping season 2022/2023 in nine Sub-Saharan African countries, namely Kenya, Ethiopia, Rwanda, Uganda, Benin, Liberia, Nigeria, Cameroon and Democratic Republic of the Congo. …”
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Predicting aflatoxin risk in maize using machine learning and satellite data in East and Southern Africa por Gachoki, S., Muthoni, F.K., Mahuku, G., Atehnkeng, J., Njeru, N., Kamau, J., Tripathi, L.

“…We analysed 907 pre-harvest samples from Kenya, Uganda, Malawi, and Tanzania collected between 2009 and 2022. …”
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Access, Uptake, and Use of CSA and CIS Tools Disseminated through AICCRA Regional Capacity Building Initiatives in Eastern and Southern African Countries por Ambaw, Gebermedihin, Tesfaye, Abonesh, Recha, John W.M., Magagula, Futhi, Radeny, Maren A.O., Solomon, Dawit

“…The tools include the Crop Capability and Yield Prediction Tool, Sub-seasonal forecasting using PyCPT, Soil Health Monitoring, and Digital Soil Mapping (DSM) using R Studio, and were disseminated as part of regional capacity building to participants from 14 countries, namely Botswana, Burundi, Cameroon, Eswatini, Ethiopia, Lesotho, Madagascar, Malawi, Mozambique, Namibia, Somaliland, Uganda, Zambia, and Zimbabwe, representing 34 institutions since 2022. …”
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Climate Risk Profile for East Africa por Demissie, Teferi, Gebrechorkos, Solomon, Radeny, Maren A.O., Solomon, Dawit

“…Building upon the foundational knowledge presented in the State of the Climate in Africa reports series, this document delves deeper into the specific climate risks impacting the water, agriculture, livestock, and ecosystem sectors across Ethiopia, Kenya, Uganda, and Tanzania. Our collective understanding, reinforced by the latest scientific data and validated climate models, underscores the urgent need for robust adaptation strategies. …”
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Sentinel plots for on-farm bean disease assessment: A strategic tool to guide breeding for smallholder agriculture por Espitia Ortiz, Ernesto Alonso, Kato, Fred, Paparu, Pamela, Mukankusi, Clare, Mosquera, Gloria

“…To increase data reliability, CIAT developed and implemented a coordinated strategy to capture disease severity information in the Lwengo district in Uganda where bean is widely cultivated by small farmers and disease pressure is high. …”
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Genetic structure of Ethiopian finger millet landraces and genome-wide association mapping for agronomic and nutritional traits por Gebreyohannes, Adane, Shimelis, Hussein, Gimode, Davis M., Grandham, Prasad, Valluri, Vinod Kumar, Nida, Habte, Moenga, Susan M., Ojiewo, Chris Ochieng, Kilian, Benjamin, Odeny, Damaris Achieng

“…Finger millet (Eleusine coracana subsp. coracana) (2n = 4x = 36) remains one of the most important millets in East Africa (EA), where it was most likely domesticated along the highlands of Ethiopia and Uganda. The goal of the current study was to understand the population structure of the Ethiopian finger millet landraces and identify quantitative trait nucleotides (QTNs) and haplotypes associated with agronomic and nutritional traits. …”
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Policy Brief: Women at the Center of Climate Resilience:. Gender-Responsive Weather and Climate Information Services (WCIS) for East Africa por Nchanji, Eileen Bogweh, Ouya, Frederick Ochieng, Lutomia, Cosmas Kweyu, Mvuyibwami, Patrick, Byandaga, Livingstone, Kagabo, Desire

“…Evidence from Kenya, Rwanda, Tanzania, and Uganda demonstrates that WCIS delivers tangible results. …”
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