Resultados de búsqueda - "Nigeria"

  1. Assessment of the relationship between soil properties, Striga hermonthica infestation and the on-farm yields of maize in the dry Savannas of Nigeria por Ekeleme, F., Jibrin, J. M., Kamara, A.Y., Oluoch, M., Samndi, A.M., Fagge, A.A.

    Publicado 2014
    “…A study was conducted in Kano and Bauchi States in the dry Savanna of northern Nigeria to determine Striga incidence and infestation and relate these to soil fertility status and yield of maize. …”
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  2. A socio-economic study on village sheep and goat production system in the humid tropical zone of Southwest Nigeria por Sempeho, G.J.M.

    Publicado 1985
    “…This study, which was carried out as an integral part of the multi-disciplinary research concept of the International Livestock Center for Africa (ILCA) in southwest Nigeria, was based on the general hypothesis the farmers’ incomes and the overall meat supply will increase in the increasingly high demand of improved forms of livestock management, particularly improved health control measures incorporated with improved nutritional base. …”
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    Informe técnico
  3. Analysis of droughttolerant maize adoption and its effect on food security among farmers in the Sudan Savanna of Northeastern Nigeria por Idrisa, Y.L., Abdoulaye, Tahirou, Mohammed, S.T., Ibrahim, A.A.

    Publicado 2014
    “…2 – tab = 13.28) between the adoption of DT maize andfood security among farmers in the Sudan Savanna agro-ecological zone of northeasternNigeria with a contingency coefficient of 0.25. The study thus concluded that maizefarmers in the Sudan Savanna agro-ecological zone of northeastern Nigeria are generallysmall-scale farmers that produce for subsistence. …”
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  4. A multicriteria GIS site selection for sustainable cocoa development in West Africa: a case study of Nigeria por Alabi, Tunrayo, Sonder, Kai, Oduwole, O., Okafor, C.

    Publicado 2013
    “…Nineteen administrative units (20,000 km²) were selected in Nigeria where the intervention project could be implemented.…”
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    Capítulo de libro
  5. Comparing smallholder farmers’ perception of climate change with meteorological data: A case study from southwestern Nigeria por Ayanlade, Ayansina, Radeny, Maren A.O., Morton, John F.

    Publicado 2017
    “…We use ethnographic analysis, combined with Cumulative Departure Index (CDI), Rainfall Anomaly Index (RAI) analysis, and correlation analysis to compare farmers’ perceptions in Southwestern Nigeria with historical meteorological data, in order to assess the way farmers’ observations mirror the climatic trends. …”
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  6. A study of the M235T variant of the angiotensinogen gene and hypertension in a sample population of Calabar and Uyo, Nigeria por Kooffreh, M.E., Anumudu, C.I., Akpan, E., Ikpeme, E., Kumar, P. Lava

    Publicado 2013
    “…This case–control study was designed to determine the frequency and association of the angiotensinogen M235T allele with hypertension in residents of Calabar and Uyo cities, south–south Nigeria. The study involved 1308 subjects, 612 patients and 696 controls. …”
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  7. Genotype X Environment interaction of mosaic disease, root yields and total carotene concentration of yellowfleshed cassava in Nigeria por Maroya, N., Kulakow, Peter A., Dixon, A., Maziya-Dixon, B.B.

    Publicado 2012
    “…Twenty-one yellow-fleshed cassava genotypes were evaluated over two years in five major cassava growing agroecological zones in Nigeria. The trials were established in a randomized complete block design with four replications to assess genotype performance and Genotype × Environment interaction for cassava mosaic disease (CMD), fresh and dry root yield (FYLD; DYLD), root dry matter content (DMC), and total carotene concentration (TCC). …”
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  8. Using ceres-maize model to determine the nitrogen fertilization requirements of early maturing maize in the sudan savanna of Nigeria por Adnan, A.A., Jibrin, J.M., Kamara, A.Y., Abdulrahman, B.L., Shaibu, A.S.

    Publicado 2017
    “…Data were collected from 2013 and 2014 field experiments conducted in BUK Nigeria. The experiments consisted of 3 nitrogen fertilizer levels (0, 60, and 120 Kg N ha−1) and 2 early maize varieties (EVDT and 2009 TZEEW). …”
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  9. Preponderance and distribution of plantparasitic nematodes in Nassarawa State, North Central Nigeria: consequences for healthy tuber production and export por Atungwu, J.J, Ayodele, M.

    Publicado 2013
    “…In order to produce healthy yam seeds to meet local demand and tubers for export, there is a need to identify nematode-free areas in Nassarawa, one of the hubs of yam production in Nigeria. To this end, 30 major yam growing communities of the state were surveyed to identify nematode-free areas. …”
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  10. Heterogeneity in farmers production decisions and its impact on soil nutrient use: results and implications from northern Nigeria por Berkhout, Ezra D., Schipper, R.A., Keulen, H. van, Coulibaly, O.

    Publicado 2011
    “…This paper explores the case of northern Nigeria, by using a combination of multi-attribute utility theory and bio-economic modelling. …”
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  11. Time-series analysis of ruminant foetal wastage at a slaughterhouse in North Central Nigeria between 2001 and 2012 por Alhaji, N.B., Odetokun, I.A., Shittu, A., Onyango, J., Chafe, U.M., Abubakar, M.S., Muraina, I.A., Fasina, F.O., Hu Suk Lee

    Publicado 2015
    “…In the current study, secondary (retrospective) and primary data were collected and evaluated to estimate the prevalence of foetal wastage from cattle, sheep and goats slaughtered at an abattoir in Minna, Nigeria, over a 12-year period (January 2001 – December 2012). …”
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  12. Impact of promoting sustainable agriculture in Borno (PROSAB) program on adoption of improved crop varieties in Borno State of Nigeria por Bamire, S.A., Abdoulaye, Tahirou, Amaza, P., Tegbaru, A., Alene, Arega D., Kamara, A.Y.

    Publicado 2010
    “…This paper evaluates the impact of the intervention of Promoting Sustainable Agriculture in Borno (PROSAB) project on the livelihoods of farminghouseholds in Borno State, Nigeria. Specifically, the paper identifies and provides information on farmers’ adoption of improved crop varietiesintroduced by PROSAB; measures their adoption rates, and analyzes the factors that affect the probability and intensity of adoption of the cropvarieties. …”
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