Resultados de búsqueda - "Nigeria"

A preliminary investigation of the household economy of the settled Fulani in the Abet area, Kachia local government district, Kaduna state, Nigeria por Taiwo, O.O.

“…Presents findings of a pilot household economy survey among 12 settled Fulani rugas (households) in Abet area, Kachia local government district, Nigeria, that dealt with household sturcture & its composition, types of economic activities pursued by dif. members, viz. animal husbandry, arable farming, marketing & domestic sectors, & allocation of labour to each, ruga incomes & its division among members and expenditures.…”
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Improvements in grain and fodder yield of cowpea (Vigna unguiculata) varieties developed in the Sudan savannas of Nigeria over the past four decades por Kamara, A.Y., Ewansiha, S.U., Ajeigbe, Hakeem A., Okechukwu, R.U., Tefera, H., Boukar, O., Omoigui, L.O.

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Assessing farm-level limitations and potentials for organic agriculture by agro-ecological zones and development domains in Northern Nigeria of West Africa por Olayide, O.E., Ikpi, A.E., Alene, Arega D., Akinyosoye, V.

“…Based cost effectiveness of livestock ownership, the development domains of HPLM and HPHM in the northern Guinea savanna revealed best potential for take-off of organic agriculture in Nigeria.…”
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Analysing the prospect of the IAR4D's innovation platforms in improving the productive efficiencies of cereal-legume farmers in the Sudan Savanna of Nigeria por Olarinde, L.O., Abdoulaye, Tahirou, Kamara, A., Binam, J., Adekunle, A.

“…This paper analysed the baseline productive efficiencies of the cereal–legume farmers in the Sudan Savanna of Nigeria. The paper also investigated the factors that affected the technical efficiency of the sampled farmers. …”
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Effect of sowing date on Striga infestation and yield of sorghum (Sorghum bicolor [L.] Moench) cultivars in the Sudan savanna of northeast Nigeria por Ekeleme, F., Kamara, A.Y., Omoigui, L.O., Chikoye, David, Dugje, I.Y., Tegbaru, A.

“…A two year trial was conducted to evaluate the effect of sowing dates on four sorghum cultivars (improved: ICSV111, ICSV400, KSV8, and landrace: HANUNGIWA) under natural infestation with S. hermonthica in northeast Nigeria. In early sowing, the number of emerged Striga plants was twice the number found when sowing was delayed by 21 or 28 days. …”
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Factors influencing risk aversion among maize farmers in the Northern Guinea Savanna of Nigeria: implications for sustainable crop development programmes por Olarinde, L.O., Manyong, Victor M., Akintola, J.O.

“…This paper uses a combination of Ridge and Tobit regression analyses to determine the factors influencing risk aversion among maize farmers in the Northern Guinea Savanna agro-ecological zone of Nigeria. Preliminary categorization of a cross-sectional sample of 348 farmers show that 8.91% are risk preferers, 48.56% are risk averters while the remaining 42.53% are risk neutral farmers. …”
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Performance and dry root yield stability of improved cassava (Manihot esculenta Crantz) clones evaluated in diverse agroecological zones of Nigeria por Oyebode, G.O., Parkes, Elizabeth Y., Aina, O.O., Rabbi, Ismail Y., Moshood, B.A., Afolabi, A., Iluebbey, Peter O., Adetoro, N.A., Ikpan, S.A., Akoroda, M.O., Kulakow, Peter A.

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Effect of phosphorus application and soybean cultivar on grain and dry matter yield of subsequent maize in the tropical savannas of north eastern Nigeria por Kamara, A.Y., Kwari, J., Ekeleme, F., Omoigui, L.O., Abaidoo, Robert C.

“…Soybean can contribute to soil N, which may partly be used to improve maize production in northeast Nigeria. However, the efficiency of soybean to fix N can be limited by soil P deficiency. …”
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Genetic gains from 30 years of cassava breeding in Nigeria for storage root yield and disease resistance in elite cassava genotypes por Okechukwu, R.U., Dixon, Alfred G.O.

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Sustainable integrated management of whiteflies as vectors of viruses of cassava and sweetpotato: situation analysis of three farmers groups in south eastern Nigeria por Okwusi, M., Ogbe, F., Nwauzor, E.C., Asumugha, G.N., Mbanasor, E., Akinpelu, A.O., Legg, James P., Emehute, J.K.

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Severity of anthracnose and virus diseases of water yam (dioscorea alata L.) in NIgeria I: effects of yam genotype and date of planting por Egesi, Chiedozie N., Onyeka, T.J., Asiedu, Robert

“…Six genotypes of Dioscorea alata, planted on six dates (March–August) in each of 1998 and 1999 in Ibadan, Nigeria, were evaluated to determine the effects of planting date and genotype on severity of the two diseases. …”
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Onfarm evaluation of biological nitrogen fixation potential and grain yield of Lablab and two soybean varieties in the northern Guinea savanna of Nigeria por Okogun, J., Sanginga, Nteranya, Abaidoo, Robert C., Dashiell, Kenton E., Diels, J.

“…An on-farm trial with 20 farmers was conducted in the northern Guinea savanna (NGS) of Nigeria. The aims were to evaluate the BNF potentials of an improved soybean variety (TGx 1448-2E) and a local variety (Samsoy-2) when inoculated with Bradyrhizobium strains, and of Lablab in farmer-managed and researcher-managed soybean-maize and Lablab-maize crop rotation systems. …”
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Economic evaluation of adoption of improved soybean production and utilization technologies in Kaduna and Kano States Nigeria: P.hD. thesis por Ojiako, I.A.

“…Therefore, soybean cultivation and use should be promoted as a policy option in Nigeria.…”
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Attitudes towards risk among maize farmers in the dry savanna zone of Nigeria: some prospective policies for improving food production por Olarinde, L.O., Manyong, Victor M., Akintola, J.O.

“…This paper applies econometric analyses to quantitatively determine the individual risk attitudes of sampled maize farmers in the dry savanna zone of Nigeria. The extent of the risk attitudes are then made the basis for categorizing the farmers into three groups of low, intermediate and high risk averse maize farmers. …”
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Impact of irrigation technology use on crop yield, crop income and household food security in Nigeria: a treatment effect approach por Ogunniyi, A., Omonona, B., Abioye, O., Olagunju, K.

“…Using household survey data from a sample of about 2305 households selected from eighteen states in Nigeria, this paper analyses the impact of irrigation technology usage on crop yield, crop income and household food security in Nigeria among smallholder farmers. …”
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Goal-setting and volitional behavioural change: Results from a school meals intervention with vitamin-A biofortified sweetpotato in Nigeria por Lagerkvist, Carl Johan, Okello, J.J., Adekambi, S., Kwikiriza, N., Abidin, P.E., Carey, E.E.

“…A set of 556 randomly selected children aged 7–12 in Osun state, Nigeria, participated in an four-week intervention and field experiment in which a meal based on orange-fleshed sweetpotato, rich in pro-vitamin A, was introduced on five occasions as a complement to the existing school meal. …”
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Maize (Zea mays) genotypes for intercropping with cassava (Manihot esculenta) in southern Nigeria; 2: growth morphological changes and yield advantages por Ezumah, H.C., Arthur, J., Osiru, D., Fajemisin, J.

“…TMS30572 at 1 × 1 or 1 × 0.67 m spacing in a tropical Alfisol in southern Nigeria. Increasing the maize population enhanced cassava height and internode length but decreased leaves and branches/plant and stem diameter, and hence yield. …”
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Status of data on cassava in major producing countries of Africa: Cameroon, Cote d lvoire, Ghana, Nigeria, Tanzania, Uganda, and Zaire por Nweke, F., Lynam, J., Prudencio, C.

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Farmers' preferences for high-input agriculture supported by site-specific extension services: evidence from a choice experiment in Nigeria por Oyinbo, O., Chamberlin, Jordan, Vanlauwe, Bernard, Vranken, L., Kamara, A., Craufurd, Peter Q., Maertens, M.

“…In this paper, we analyze farmers' preferences for high-input maize production supported by site-specific nutrient management recommendations provided by an ICT-based extension tool that is being developed for extension services in the maize belt of Nigeria. We use a choice experiment to provide ex-ante insights on the adoption potentials of site-specific extension services from the perspective of farmers. …”
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Effect of some environmental factors on the seasonal occurrence of the cocoa shield bug, Bathycoelia thalassina (Herrich-Schaeffer) (Hemiptera: Pentatomidae) in Nigeria por Omole, M.M

Materias: “…NIGERIA…”
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