Resultados de búsqueda - "Nigeria"

Adoption of smart-valley approach by rice producers in Benin, Togo, Nigeria, Liberia and Sierra Leone (Liberia and Sierra Leone are two new countries in 2020) por CGIAR Research Program on Rice

“…Recent evidence show the approach has reached 45,000 ha in Nigeria. In 2019, the total area increased to 1030.94 hectares in Benin and Togo and adopted by 6110 farmers. …”
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Mapping climate and agronomic digital advisory services landscape of the Transforming Agrifood Systems in West and Central Africa Initiative (TAFS-WCA): A case of Nigeria por Restrepo, Maria Camila, Jimenez, Daniel, Ouedraogo, Mathieu, Talsma, Tiffany, Singh, Manjari, Läderach, Peter

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Daily consumption of pro-vitamin A biofortified (yellow) cassava improves serum retinol concentrations in preschool children in Nigeria: A randomized controlled trial por Afolami, Ibukun, Mwangi, Martin N., Samuel, Folake, Boy, Erick, Ilona, Paul, Talsma, Elise F., Feskens, Edith J. M., Melse-Boonstra, Alida

“…Methods: An open-label randomized controlled trial was conducted in southwestern Nigeria. In total, 176 preschool children (aged 3–5 y) were randomized into 2 parallel arms comprising an experimental group (n = 88), fed foods prepared from biofortified (yellow) cassava, and a control group (n = 88), fed foods prepared from white cassava, twice a day, 6 d a week for 93 d. …”
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Dietary Intakes, Vitamin A, and Iron Status of Women of Childbearing Age and Children 6-59 Months of Age from Akwa Ibom State in Nigeria por International Institute of Tropical Agriculture, International Food Policy Research Institute

“…In 2011, three first-wave varieties of yellow cassava, containing 6-7 ppm of provitamin A, were released in Nigeria, while the full target (15 ppm of provitamin A) varieties are expected to be released in 2015/2016. …”
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Farm households' preference for cash-based compensation versus livelihood-enhancing programs: A choice experiment to inform avian flu compensation policy in Nigeria por Oparinde, Adewale, Birol, Ekin

“…In this paper we attempt to bridge the resilience school of thought and incentive compatibility in livestock disease control policies through a pilot choice experiment study conducted on 104 farm households in the Nasarawa state of Nigeria. The aim of this study was to shed light on farm households' valuation of various compensation plan attributes and trade-offs among these attributes. …”
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Irrigation infrastructure upgrading and downy mildew screening nursery field establishment to sustain pearl millet breeding activities at Lake Chad Research institute in Nigeria por Maryam Abba Dawud, Zakari Turaki, Auwal Ahmed, Mohammed Kyari, Hassan Ngulde, Mustafa Grema, Shuaibu Mustafa, Jaafar Saad, Bilyaminu Haruna, Muhammad Nur, Aisha Tong, Wali, Maryam, Kamfut, Fatima

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Cooling technologies and long-term efficiency improvement of horticulture market agents: Panel data evidence from solar-powered cold-storage intervention in Nigeria por Takeshima, Hiroyuki, Yamauchi, Futoshi, Dauda, Bawa, Balana, Bedru

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Seed certification, certified seeds use and yield outcomes in Nigeria: Insights from nationally-representative farm panel data and seed company location data por Takeshima, Hiroyuki, Ragasa, Catherine, Bamiwuye, Temilolu, Andam, Kwaw S., Spielman, David J., Edeh, Hyacinth O., Fasoranti, Adetunji, Haile, Beliyou, Nwagboso, Chibuzo, Omoigui, Lucky O., Abdoulaye, Tahirou, Kumar, P. Lava, Wossen, Tesfamicheal

“…CONTEXT Despite the importance of enhanced seed quality to agricultural productivity growth, evidence remains scarce regarding the nature and possible drivers of returns to formal sector quality assurance systems, including certified seeds production in countries like Nigeria that focus significantly on the formal-sector seed systems. …”
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Aspects of the biology, ecology and natural biological control of the African rice gall midge, Orseofia oryzivora Harris and Gagni (Dipt., Cecidomyiidae) in south east Nigeria por Umeh, E.D.N., Joshi, R.C

“…Abstract Aspects of biology, ecology and parasitization of the African rice gall midge (ARGM), Orseolia oryzivora Harris and Gagné, were studied in the greenhouse and in the field in 1991 growing season in south east Nigeria. ARGM eggs hatched in 3 days and development (egg‐adult) was completed in 26 days. …”
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Insecticide use, farmers’ self-reported health status, and genetically modified cowpea in Nigeria: Findings from a clustered randomized controlled trial with causal por Amare, Mulubrhan, Andam, Kwaw S., Spielman, David J., Bamiwuye, Temilolu, Nwagboso, Chibuzo, Zambrano, Patricia, Chambers, Judith A.

“…We evaluate the effects of receiving a genetically modified cowpea variety that confers resistance to the legume pod borer (Maruca vitrata) using a clustered randomized controlled trial with an encouragement design in Nigeria. We find that farmers who received the pod borer-resistant (PBR) cowpea with complementary inputs significantly reduce insecticide volumes and report fewer days of insecticide-related illness compared to farmers who only received a conventional cowpea variety. …”
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Evaluation of tropical pasture legumes for fodder banks in subhumid Nigeria. 2. Accessions of Aeschynomene histrix, Centrosema acutifolium, C. pascuorum, Stylosanthes guianensis and S. hamata por Peters, Michael, Tarawali, Shirley A., Alkamper, J.

“…Five accessions, comprising Aeschynomene histrix, Centrosema acutifolium, Centrosema pascuorum and Stylosanthes guianensis together with Stylosanthes hamata cVerano were evaluated over 2 years for use in fodder banks in subhumid Nigeria. The most promising accession was A. histrix 112463 with yields of more than 6 t/ha dry matter (DM) in the second growing season, good drought tolerance, ability to compete with the native vegetation and high nutritive value. …”
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Factors limiting cattle productivity in highland areas of Nigeria. II. (Report on second phase of project carried out from January 1978 to July 1980) por Synge, B.A.

“…Reports on factors affecting productivity of White Fulani cattle on Jos Plateau, Nigeria. Topical discussions on calving rate and interval, birth and monthly live weights, milk yield and composition, diseases, nutrition, purchases and exchanges were examined in 23 White Fulani cattle herds. …”
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Effects of NPK single fertilizers on relative growth performances of two cycles of maize (Zea mays L.) grown in a degraded soil of Southwest Nigeria por Chukwuka, K., Ajala, S., Nwosu, P.C., Omotayo, O.E.

“…The balanced use of inorganic amendments to enhance effective crop production for developing world economies like Nigeria is paramount to achieve her Millennium Development Goals (MDGs) for its teeming population. …”
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Efficacy of Integrated Straw Formulations on Lowland Rice Field Organic Carbon and Greenhouse Gas Emissions Using CCAFS-MOT Model in Niger State, Nigeria por Koglo, Yawovi Sena, Abdulkadir, Abubakar, Feliciano, Diana, Okhimamhe, Appollonia A.

“…Place and Duration of Study: Nigeria, Niger State, Bida local Government from April to July 2015. …”
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Will farmers intend to cultivate Provitamin A genetically modified (GM) cassava in Nigeria? Evidence from a k-means segmentation analysis of beliefs and attitudes por Oparinde, A., Abdoulaye, Tahirou, Mignouna, Djana B., Bamire, A.S.

“…Using a state-level sample of smallholder cassava farmers in Nigeria, this paper identifies three distinct classes of attitude and intention denoted as low opposition, medium opposition and high opposition farmers. …”
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Consuming cassava as a staple food places children 2-5 years old at risk for inadequate protein intake, an observational study in Kenya and Nigeria por Stephenson, K., Amthor, R., Mallowa, S., Nungo, R., Maziya-Dixon, B.B., Gichuki, S., Mbanaso, A., Manary, M.

“…The mean dietary diversity score was 4.0 in Nigerian children and 4.5 in Kenyan children, although the mean number of different foods consumed on the survey day in Nigeria was greater than Kenya, 7.0 compared to 4.6. 13% of Nigerian and 53% of Kenyan children surveyed had inadequate protein intake. …”
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Assessing the potential impact of Integrated Agricultural Research for Development (IAR4D) on adoption of improved cereallegume crop varieties in the Sudan Savannah Zone of Nigeria por Binam, Joachim N., Abdoulaye, Tahirou, Olarinde, L., Kamara, A., Adekunle, A.

“…This article provides an assessment of the potential impact of operationalizing agricultural innovation platforms (IPs) in the Sudan Savannah zone of Nigeria on adoption of improved maize/legume crop varieties, as measured by the potential outcome approach. …”
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Root and shoot development during the plant crop and the first ratoon of banana and plantain (Musa spp.) with implications for perennial cultivation on degraded Ultisols in southeastern Nigeria por Blomme, Guy, Swennen, Rony L., Turyagyenda, L.F., Tenkouano, A.

“…The study revealed that shoot and root system development declined from the plant crop to the first ratoon for plants grown on degraded Ultisols in south-eastern Nigeria.…”
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Cassava breeding at IITA: Conference Proceedings of the Third Symposium of the International Society for Tropical Root Crops held at IITA, Ibadan, Nigeria, 29 December, 1973 por Hahn, S.K., Howland, A.K., Terry, Eugene R.

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Possibilities for economic research into cassava production systems in Africa: Conference Conference Proceedings of an interdisciplinary workshop held at IITA, Ibadan, Nigeria, 1721 November, 1975 por Flinn, J.C.

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