Resultados de búsqueda - "Nigeria"

Bird Flu consultation. The research community's response to Avian Influenza, with special reference to the needs of developing countries por International Livestock Research Institute

“…The third interviewee from Nigeria discusses cases of Bird Flu, mortality rate, diagnosis, outbreaks, training, lack of participation in surveillance, spreading mechanism, and recommendations. …”
Enlace del recurso

Current status of root and tuber crops improvement, production and utilization in Sierra Leone por Fomba, S.N., Massaquoi, F.B., Norman, P.E., Samura, A.E., Mansaray, A., Jalloh, A., Dixon, Alfred G.O., Anthony, N.A., Benya, M.T., Fornah, D.S., Sawi, M.K., Sartie, A.M., Onadipe, O., Sanni, Lateef O.

“…Genetic improvement of the above crops is mainly through introduction of exotic germplasm from the International Institute of Tropical Agriculture (IITA) at Ibadan, Nigeria; and screening, selection and advancement of promising lines in a participatory manner with farmers and other stakeholders in the crop development process. …”
Enlace del recurso

Current Status of Root and Tuber Crops Improvement, Production and Utilization in Sierra Leone por Fomba, S.N., Massaquoi, F.B., Norman, P.E., Samura, A.E., Mansaray, A., Jalloh, A., Dixon, A., Anthony, N.A., Benya, M.T., Fornah, D.S., Sawi, M.K., Sartie, A.M., Onadipe, O.O., Sanni, Lateef O.

“…Genetic improvement of the above crops is mainly through introduction of exotic germplasm from the International Institute of Tropical Agriculture (IITA) at Ibadan, Nigeria; and screening, selection and advancement of promising lines in a participatory manner with farmers and other stakeholders in the crop development process. …”
Enlace del recurso

Effect of soybean on subsequent maize grain yield in the Guinea savanna zone of West Africa por Carsky, R.J., Abaidoo, Robert C., Dashiell, Kenton E., Sanginga, N.

“…Merr.) and a maize (Zea mays L.) control crop were grown in replicated trials at 10 sites in the Guinea savana of Nigeria in 1993 followed by a test crop of maize in 1994 with 20 or 60 kg N ha-1 to test effect of soybean on subsequent maize grain yield. …”
Enlace del recurso

Improved polypoid Musa germplasm developed through ploidy manipulations por Ortíz, R., Vuylsteke, D.R.

“…This improved germplasm has been advanced for multilocational trials in Nigeria and for local testing in Uganda. After assessing their stability and local adaptation, they may be released as new cultivars in specific agroecozones. …”
Enlace del recurso

Availability and use of CDROM products in Nigerian libraries and information centers por Adeniran, O.R., Adigun, T.A., Okoh, M.I., Eyitayo, O.T.

“…There are 62 copies of 43 CD titles in Nigeria. Information on the discs is classified as bibliographic, full text, statistical, or general information. …”
Enlace del recurso

Distribution and disease recovery of African cassava mosaic virus (ACMV) in stems of resistance and susceptible cassava por Njock, T.E., Atiri, G., Thottappilly, G., Hahn, S.K.

“…In ELISA, evidence of restricted movement of virus occurred in clone TMS 30001 between nodes 1 and 10 but not in clones TMS 4(2)1425 and 60506; Cassava mosaic virus; Disease resistance; Varieties; Nigeria Manihot esculenta; Virus del mosaico de la casava; Resistencia a la enfermedad; Variedades; igeria Cassava; Yuca; Enfermedades de las plantas.…”
Enlace del recurso

Relationships between coinfection with cowpea aphidborn mosaic and cucumber mosaic viruses and yield of cowpea lines with varying resistance to these viruses por Mih, A.M., Atiri, G.I., Thottappilly, G.

“…CMV, hitherto considered to be not economically important in cowpea in Nigeria, could induce severe yield losses when present in mixed infection with CAMV in cowpea lines with low resistance to both viruses. …”
Enlace del recurso

Population dynamics of Typhlodromalus limonicus from Colombia, an introduced predator of the exotic cassava green mite in West Africa por Rogg, H.W., Yaninek, John S.

“…The Colombian biotype of 33 limonicus was evaluated as a biological control agent in Nigeria and Bénin by assessing its population response to selected abiotic and biotic factors. …”
Enlace del recurso

Macrophomina phaseolina on the tropical cover crops Mucuna pruriens var. utilis por Berner, D.K., Killani, A.S., Aigbokhan, E.I., Couper, D.C.

“…DC. var. utilis (Wallich ex Wight) Baker ex Burck at the International Institute of Tropical Agriculture in Ibadan, Nigeria. Initial outbreak of symptoms followed a brief dry period, and subsequently more than 75% of the crop was lost. …”
Enlace del recurso

IITA 50 years annivesary media day por International Institute of Tropical Agriculture

Enlace del recurso

IITA media day por International Institute of Tropical Agriculture

Enlace del recurso

Combining ability of tropical maize germplasm in West Africa: IV. Inheritance of resistance to downy mildew (Perenosclerospora sorghi) infection por Kim, S.K., Ajala, S., Kling, J.

“…A set of diallel crosses obtainecl from nine parents, four resistant and five susceptible lines, was evaluated under artificial infection with DM spores in four environments of Nigeria from 1993 to 1995. Results obtained from these evaluations revealed a highly significant genotype by environment interaction resulting in high general and specific combing ability interaction with environment for the resistance parameters. …”
Enlace del recurso

Identifying heterotic groups and testers for hybrid development in early maturing yellow maize (Zea mays) for sub-Saharan Africa por Annor, B., Badu-Apraku, Baffour, Nyadanu, D., Akromah, R., Fakorede, M.A.B.

“…A total of 205 hybrids obtained by crossing 41 inbred lines with five standard testers were evaluated together with five hybrid checks under drought, low soil nitrogen (N), Striga‐infested and optimal environments in Nigeria between 2014 and 2016. The heterotic group's specific and general combining ability (HSGCA) method was more effective in classifying the inbred lines into heterotic groups. …”
Enlace del recurso

Plant health testing of herbaceous legumes (Mucuna pruriens varieties and Canavalia ensiformis) in the Republic of Benin por Ayodele, M., Etèka, A.C., Carsky, R.J.

Enlace del recurso

Sensory characteristics and consumer segmentation of fried sweetpotato for expanded markets in Africa por Dery, E., Carey, E.E., Ssali, R.T., Low, Jan W., Johanningsmeier, S.D., Oduro, I., Boakye, A., Omodamiro, R.M., Yusuf, H.L.

“…Market and community surveys identified three consumer segments in Ghana and Nigeria with contrasting preferences for fried sweetpotato sensory attributes. …”
Enlace del recurso

What is required to scale-up and sustain biofortification? Achievements, challenges and lessons from scaling-up Orange-Fleshed Sweetpotato in Sub-Sahara Africa por Mulongo, G., Munyua, H.M., Mbabu, A.N., Maru, J.

“…TheRAC project was a three-and halfyear initiative (2011 and 2015), implemented in three primary countries, namelyTanzania, Mozambique, Nigeria, and to a lesser extent Ghana and Burkina Faso. …”
Enlace del recurso

Where are the most vulnerable areas to climate induced insecurities and risks in Sudan? por Achicanoy Estrella, Harold Armando, Ramírez Villegas, Julián Armando, Mendez Alzate, Andres Camilo, Läderach, Peter R.D., Pacillo, Grazia

“…This publication is part of a factsheet series reporting on the findings of the CGIAR FOCUS Climate Security Observatory work in Africa (Kenya, Mali, Nigeria, Senegal, Sudan, Uganda, Zimbabwe). The research is centered around 5 questions: 1. …”
Enlace del recurso

Effect of phosphorus application on the performance of some cowpea lines por Suzuki, K., Fatokun, C., Boukar, O.

“…Field experiments were conducted for 2 yr (2014 and 2015) in Fashola, southwestern Nigeria, a low-phosphorus (P) environment (approx. 1 mg kg−1), to determine the effect of P application on nutrient uptake, growth parameters, and yield in four cowpea [Vigna unguiculata (L.) …”
Enlace del recurso

Accelerating Impacts of CGIAR Climate Research for Africa (AICCRA) Mid-year report 2022 por Accelerating Impacts of CGIAR Climate Research for Africa

“…AICCRA investments are concentrated in six anchor countries: Ethiopia, Ghana, Kenya, Mali, Senegal, and Zambia, but spillover benefits are being realized in many other ‘spillover’ countries, such as Tanzania, Uganda, Chad, Niger and Nigeria among many more, as AICCRA works with Africa’s regional economic communities (RECs) and their associated regional agricultural research and climate change networks.The AICCRA project runs from early 2021 to 31 December 2023. …”
Enlace del recurso