Resultados de búsqueda - "West Africa"

Family Vegetable Garden Manual

“…The 2014 Ebola outbreak in West Africa has affected our countries not only from a sanitary but also from a socio-economic point of view. …”
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Soil variability and crop yield gaps in two village landscapes of Burkina Faso por Diarisso, Tidiane, Corbeels, Marc, Andrieu, Nadine, Djamen, Patrice, Douzet, Jean-Marie, Tittonell, Pablo Adrian

“…Low crop yields in the savannah zones of West Africa are commonly attributed to rainfall deficits and poor soil fertility. …”
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Development and inter-laboratory validation study of an improved new real-time PCR assay with internal control for detection and laboratory diagnosis of African swine fever virus por Tignon, M., Gallardo, C., Iscaro, C., Hutet, E., Stede, Y. van der, Kolvasov, D., Mia, G.M. de, Potier, M.F. le, Bishop, Richard P., Arias, Marisa, Koenen, F.

“…The specificity of virus detection was validated using a panel of 44 isolates collected over many years in various geographical locations in Europe, Africa and America, including recent isolates from the Caucasus region, Sardinia, East and West Africa. Compared to the OIE-prescribed conventional and real-time PCR assays, the sensitivity of the new assay with internal control was improved, as demonstrated by testing 281 field samples collected in recent outbreaks and surveillance areas in Europe and Africa (170 samples) together with samples obtained through experimental infections (111 samples). …”
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Seasonal and habitat variability in the fungal pathogens, neozygites cf. floridana and Hirsutella thompsonii, associated with cassava mites in Benin por Yaninek, John S., Saizounou, Z., Onzo, A., Zannou, I., Gnanvossou, D.

“…A survey of the pathogenic fungi associated with mites on cassava in Benin, West Africa, revealed both geographical and seasonal variation in the presence of Neozygites cf. floridana (Weiser and Muma) and Hirsutella thompsonii Fisher on Mononychellus tanajoa (Bondar) and Oligonychus gossypii (Zacher). …”
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Genome sequence analysis reveals selection signatures in endangered trypanotolerant West African Muturu cattle por Tijjani, Abdulfatai, Utsunomiya, Yuri Tani, Ezekwe, Arinze G., Nashiru, Oyekanmi, Hanotte, Olivier H.

“…Our results, while providing insights into the candidate genes under selection in Muturu, are paving the way to the identification of genes and their polymorphisms linked to the unique tropical adaptive traits of the West Africa taurine, including trypanotolerance.…”
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Potential of satellite and reanalysis evaporation datasets for hydrological modelling under various model calibration strategies por Dembélé, M., Ceperley, N., Zwart, Sander J., Salvadore, E., Mariethoz, G., Schaefli, B.

“…The method is implemented in the Volta River basin, which is a data scarce region in West Africa, for the period from 2003 to 2012. Results show that the evaporation datasets have a good potential for improving model calibration, but this is dependent on the calibration strategy. …”
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Net benefits of smallholder dairy cattle farms in Senegal can be significantly increased through the use of better dairy cattle breeds and improved management practices por Marshall, Karen, Salmon, Gareth R., Tebug, Stanly Fon, Juga, J., MacLeod, M., Poole, Elizabeth J., Baltenweck, Isabelle, Missohou, A.

“…Senegal, located in West Africa, is an example of a low- to middle-income country where the government has prioritized improving livestock production self-sufficiency, with a strong focus on dairy. …”
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A CRISPR/Cas9-based genome-editing system for yam (Dioscorea spp.) por Syombua, E.D., Zhang, Z., Tripathi, J.N., Ntui, V.O., Kang, M., George, O.O., Edward, N.K., Wang, B., Yang, B., Tripathi, L.

“…To Editor Yam (Dioscorea spp.) is a multi-species tuber crop providing food and income to millions of people worldwide, particularly in Africa (Price et al., 2016). The 'yam belt' in West Africa, including Nigeria, Benin, Togo, Ghana, and Côte d'Ivoire, accounts for 92% of 72.6 million tons of global yam production (FAOSTAT, 2018). …”
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The critical period of weed interference in upland rice in northern Guinea savanna: Field measurement and model prediction por Amadou, T., Jean, M.S., Yawovi, M.D.

“…Results of this study can serve as a guide for optimum timing of weed control to maximize upland rice yield in West Africa…”
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Cassava Brown Streak Disease response and association with agronomic traits in elite Nigerian cassava cultivars por Ano, C.U., Ochwo-Ssemakula, Mildred, Ibanda, A., Ozimati, A., Gibson, P., Onyeka, J., Njoku, D., Egesi, Chiedozie N., Kawuki, R.S.

“…While CBSD has not been reported in West Africa, its recent rapid spread and damage to cassava productivity in Eastern, and Southern Africa is alarming. …”
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From rice-like plants to plants liking rice: A review of research on weeds and their management in African rice systems por Rodenburg, J., Tippe, D.E., Touré, A., Irakiza, R., Kayeke, J., Bastiaans, L.

“…Most published studies are from West Africa and focussed on rainfed upland (43% of all relevant studies) or rainfed lowland (32%) rice. …”
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Banana mapping in heterogenous smallholder farming systems using high-resolution remote sensing imagery and machine learning models with implications for banana bunchy top disease... por Alabi, T.R., Adewopo, Julius, Duke, O.P., Kumar, P. Lava

“…The BBTV outbreak in West Africa was first recorded in the Benin Republic in 2010 and has spread to the adjoining territories of Nigeria and Togo. …”
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Workshop report on Stakeholder Validation of Selected Adaptation Interventions in Senegal, Dakar, Senegal, 11 July 2023 por Ndione, Y. C., Tall, L., Sall, S., Ciss, P. N., Rousseau, E., Amarnath, Giriraj, Okem, Andrew

“…Senegal, a country in West Africa and home to over 16 million people is highly vulnerable to the impacts of climate change, which interacts with existing environmental and socio-economic challenges. …”
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Assessment of the use, intensity and adoption of Climate Information Services (CIS) and Climate Smart Agriculture (CSA) technologies in Ghana. por Damba, Osman T., Mponela, Powell, Mahama, Obed K., Dagunga, Gilbert, Anang, Benjamin T.

“…The result from the study supports evidenced based implementation strategy formulation in other regional and national projects including the Food System Resilience Program (FSRP) and the Fertilizer and Soil‐Health Roadmap for West Africa and Sahel. These will ensure enhancement of access to digital advisory services for food crisis prevention and use of CSA to build resilience of the food systems productive base. …”
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A multi-country validation and sensitivity analysis of the project level Women’s Empowerment in Agriculture Index (Pro-WEAI) por Seymour, Greg, Faas, Simone, Ferguson, Nathaniel, Heckert, Jessica, Malapit, Hazel J., Meinzen-Dick, Ruth S., Quisumbing, Agnes R., van Biljon, Chloe, Gender Agriculture Assets Project Phase 2 Study Team

“…We present supporting empirical results comparing projects’ impacts calculated using the abbreviated Women’s Empowerment in Agriculture Index (A-WEAI) (the predecessor to pro-WEAI with fewer indicators and less stringent indicator cut-offs), the pilot 12-indicator version of pro-WEAI, and the final, revised 10-indicator version of pro-WEAI, based on longitudinal data from six agricultural development projects in East and West Africa and South Asia as part of the Gender, Agriculture, and Assets Project, Phase 2 (GAAP2). …”
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A user guide to Ethiopia Africa research in sustainable intensification for the next generation (Africa RISING) baseline evaluation survey data por Azzarri, Carlo, Haile, Beliyou, Mengistu, Kassahun, BDS Center for Development Research, Enkhbayar, Sundui, Roberts, Cleophelia

“…As part of the program, the International Institute of Tropical Agriculture (IITA) leads a sustainable intensification effort focusing on the cereal-based farming systems in the Guinea Savannah Zone of West Africa (Ghana and Mali) and East and Southern Africa (Malawi, Tanzania, and Zambia) while the International Livestock Research Institute (ILRI) leads the research activities focusing on the crop-livestock systems of the Ethiopian highlands. …”
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A user guide to Ghana Africa research in sustainable intensification for the next generation (Africa RISING) baseline evaluation survey data por Azzarri, Carlo, Haile, Beliyou, Tinonin, Cecilia, Pan African Field Services Limited, Signorelli, Sara, Roberts, Cleophelia

“…The International Institute of Tropical Agriculture (IITA) leads a sustainable intensification effort focusing on the cereal-based farming systems in the Guinea Savannah Zone of West Africa (Ghana and Mali) and East and Southern Africa (Malawi, Tanzania, and Zambia) while the International Livestock Research Institute (ILRI) leads the research activities focusing on the crop-livestock systems of the Ethiopian highlands. …”
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A user guide to Malawi Africa research in sustainable intensification for the next generation (Africa RISING) baseline evaluation survey data por Azzarri, Carlo, Haile, Beliyou, Roberts, Cleophelia, Comanescu, Maria, Schnitzer, Pascale, Invest in Knowledge Initiative, Shee, Apurba

“…As part of the program, the International Institute of Tropical Agriculture (IITA) leads a sustainable intensification effort focusing on the cereal-based farming systems in the Guinea Savannah Zone of West Africa (Ghana and Mali) and East and Southern Africa (Malawi, Tanzania, and Zambia), while the International Livestock Research Institute (ILRI) leads the research activities focusing on the crop-livestock systems of the Ethiopian highlands. …”
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A user guide to Tanzania Africa research in sustainable intensification for the next generation (Africa RISING) baseline evaluation survey data por Azzarri, Carlo, Haile, Beliyou, Roberts, Cleophelia, Charles, Ainsley, Economic Development Initiatives

“…As part of the program, the International Institute of Tropical Agriculture (IITA) leads a sustainable intensification effort focusing on the cereal-based farming systems in the Guinea Savannah Zone of West Africa (Ghana and Mali) and East and Southern Africa (Malawi, Tanzania, and Zambia) while the International Livestock Research Institute (ILRI) leads the research activities focusing on the crop-livestock systems of the Ethiopian highlands. …”
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Changes in the rhizosphere and root-associated bacteria community of white Guinea yam (Dioscorea rotundata Poir.) impacted by genotype and nitrogen fertilization por Idowu, A.P., Yamamoto, K., Koizumi, T., Matsutani, M., Takada, K., Shiwa, Y., Asfaw, A., Matsumoto, R., Ouyabe, M., Pachakkil, B., Kikuno, H., Shiwachi, H.

“…However, the diversity and community structure of bacteria associated with the white Guinea yam (Dioscorea rotundata), the most cultivated and economically important yam in West Africa, have not yet been investigated. This study characterized the bacterial diversity and composition associated with bulk soil, rhizosphere, and plant roots in six white Guinea yam genotypes (S004, S020, S032, S042, S058, and S074) in field experiments in Ibadan, Nigeria under N-based chemical fertilizer application. …”
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