Resultados de búsqueda - "Nigeria"

Distribution of aflatoxigenic Aspergillus section Flavi in commercial poultry feed in Nigeria por Ezekiel, C.N., Atehnkeng, J., Odebode, A.C., Bandyopadhyay, Ranajit

“…The distribution and aflatoxigenicity of Aspergillus section Flavi isolates in 58 commercial poultry feed samplesobtained from 17 states in five agro-ecological zones (AEZs) in Nigeria were determined in order to assess thesafety of the feedswith respect to aflatoxin-producing fungi. …”
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Assessing the extent and determinants of adoption of improved cassava varieties in southwestern Nigeria por Awotide, B., Abdoulaye, Tahirou, Alene, A., Manyong, Victor M.

“…This paper investigates the determinants of adoption of improved cassava varieties in south-western Nigeria. The data come from a farm household survey of 841 households selected using a three-stage stratified random sampiling procedure. …”
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Institution and public healthcare facility cleanness in Nigeria: a principalagent approach por Omobowale, A.O., Nguezet, P., Amao, I.

“…This study extend the work of Das Gupta, et al. on the analysis of health facility cleanliness by using the principal-agent theory and the accountability framework to answering questions as regards whether accountability framework elements such as voice and client power/compact affect positively the healthcare facilities cleanliness in Nigeria. The study made use of the available QSDS data of the World Bank in Nigeria in 2004 and complemented it with Focus Groups Discussion (FGDs). …”
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Response of grain legumes to rhizobial inoculation in two savanna soils of Nigeria por Aliyu, I., Yusuf, A.A., Abaidoo, Robert C.

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Assessment of the potential industrial applications of commercial dried cassava products in Nigeria por Awoyale, W., Abass, A., Ndavi, M., Maziya-Dixon, Busie, Sulyok, M.

“…Variations in the functional and pasting properties of four groups of commercial dried cassava product in Nigeria were evaluated in this study, to explore their potential for use as industrial raw materials. …”
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Socioeconomic assessment of adoption of production and processing technologies on farming households in Nigeria por Ayedun, B., Okuneye, P.A., Dipeolu, A., Abdoulaye, Tahirou

“…Using multistage sampling techniques, 480 farming households from Intervention villages - IVs and the Non-Intervention villages - NIVs were sampled from South Zones of Nigeria and interviewed. Targeted respondents were interviewed with the aid of questionnaires. …”
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Increasing cassava productivity in Nigeria: the commodity value chain development approach por Tarawali, G., Iyangbe, C., Ilona, Paul, Udensi, U.E., Asumugha, G.N.

“…The cassava value chain development approach was put into use in the last one year to transform the cassava productivity in some selected states of Nigeria by creating linkages between sustainable supply of raw materials and the large scale cassava processors. …”
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Quality declared planting material (QDPM): Standards and inspection procedures, Nigeria por Abidin, P.E.

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Dynamics of soybean rust epidemics in sequential plantings of soybean cultivars in Nigeria por Twizeyimana, M., Ojiambo, P., Hartman, G.L., Bandyopadhyay, Ranajit

“…To help understand the environmental factors that affect disease development, soybean rust epidemics were studied in Nigeria by sequentially planting an early-maturing, highly susceptible cultivar, TGx 1485-1D, and a late-maturing, moderately susceptible cultivar, TGx 1448-2E, at 30- to 45-day intervals from August 2004 to September 2006. …”
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Expenditure elasticities of demand for major food items in south-east Nigeria por Nweke, F.I., Okorji, E.C., Njoku, J.E., King, D.J.

“…Expenditure elasticities were estimated for yam and cassava and for seven other food items widely consumed by the people of south-east Nigeria. For all households, the combined elasticity estimate for yam was above unity and almost as high as that of meat. …”
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Two new ‘legumoviruses’ (genus Begomovirus) naturally infecting soybean in Nigeria por Alabi, O.J., Kumar, P. Lava, Mgbechi-Ezeri, J.U., Naidu, R.A.

“…Two new ‘legumoviruses’ (genus Begomovirus; family Geminiviridae) naturally infecting soybean (Glycine max L. Merr.) in Nigeria were molecularly characterized. Based on characteristic symptoms in soybean, the two viruses are provisionally designated as Soybean mild mottle virus (SbMMV) and Soybean chlorotic blotch virus (SbCBV). …”
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Scaling-up multiple biofortified crops for nutrition security in Nigeria and Tanzania por Munyua, H., Mulongo, Godfrey, Maru, Joyce, Kasuga, R., Olapeju, P.

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Cassava root yield response to first and second season planting in Nigeria por Hauser, S., Ekeleme, F., Dixon, A., Olojede, A., Lagoke, S.T.O., Olorunmaiye, P., Usman, H., Egbe, O.M.

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Assessment of past and present soil conservation initiatives in Nigeria, West Africa por Junge, B., Deji, O.F., Abaidoo, Robert C., Chikoye, David, Stahr, Karl

“…An extensive literature review has shown that mulching, crop management and conservation tillage are adequate measures for combating soil degradative processes such as soil loss in the savanna of Nigeria. Most farmers are in general aware of environmental problems but adopt only technologies which are compatible with the present farming system and whose costs of installation and maintenance are low. …”
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Effect of weed competition on upland rice production in north-eastern Nigeria por Ekeleme, F., Kamara, A.Y., Oikeh, S.O., Chikoye, David, Omoigui, L.O.

“…Rice production by smallholder farmers in the savannas of Nigeria is constrained by weed competition. A field study was conducted to assess the effect of weed competition on the performance of upland rice varieties in 2005 and 2006 in the northern Guinea and Sudan savannas of Nigeria. …”
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Determinants of food demend among rural households in Borno state, Nigeria por Amaza, P., Fregene, T.

“…This study uses a food consumption survey of rural households to examine the determinants of food demand in Borno State, Nigeria. The Linear-Approximate Almost Idea Demand System (LA/AIDS) model was used in analysis of data. …”
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Evaluation of soybean germplasm for resistance to soybean rust (Phakopsora pachyrhizi) in Nigeria por Twizeyimana, M., Ojiambo, P.S., Ikotun, T., Ladipo, J.L., Hartman, G.L., Bandyopadhyay, Ranajit

“…In one set of experiments, 178 soybean breeding lines from the International Institute of Tropical Agriculture were rated for rust severity in the field in 2002 and 2003 at Ile-Ife, Yandev, and Ibadan, Nigeria. Thirty-six lines with disease severity ≤3 (based on a 0-to-5 scale) were selected for a second round of evaluation in 2004 at Ibadan. …”
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Root rot resistance in new cassava varieties introduced to farmers in Nigeria por Okechukwu, R.U., Dixon, Alfred G.O., Akoroda, M.O., Mwangi, M., Bandyopadhyay, Ranajit

“…In 2004 and 2005 through field trials in over 2500 locations in several agroecological zones, 40 new cassava varieties were introduced in Nigeria. The trials were managed by scientists, extension workers and farmers. …”
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Cocoa seed multiplication: an assessment of seed gardens in Cameroon, Ghana and Nigeria por Asare, R., Afari-Sefa, Victor, Gyamfi, I., Okafor, C., Mva Mva, J.

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Assessment of striga infestation in crop fields in the savanna zones of northeast Nigeria por Dugje, I.Y., Kamara, A.Y., Omoigui, L.O.

“…Striga is a major constraint to crop productivity in the savanna zones of northeast Nigeria. In a community livelihood survey, farmers in the region ranked Striga infestation as the topmost priority constraint. …”
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