Resultados de búsqueda - "Savannah"

Novel SNP Discovery in African Buffalo, Syncerus caffer, Using High-Throughput Sequencing por le Roex, Nikki, Noyes, Harry, Brass, Andrew, Bradley, Daniel G., Kemp, Stephen J., Kay, Suzanne, Helden, Paul D. van, Hoal, Eileen G.

“…The African buffalo, Syncerus caffer, is one of the most abundant and ecologically important species of megafauna in the savannah ecosystem. It is an important prey species, as well as a host for a vast array of nematodes, pathogens and infectious diseases, such as bovine tuberculosis and corridor disease. …”
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Trophic Resource Use by Sympatric vs. Allopatric Pelomedusid Turtles in West African Forest Waterbodies por Petrozzi, F., Gonedele Bi, S., Segniagbeto, G.H., Pacini, N., Fa, J.E., Luiselli, L.

“…We anticipate that, within the Pelomedusidae communities throughout Africa, intense competition for food probably occurs in the Sahel and Sudanian vegetation zones, particularly during the dry months, but is unlikely within the Guinea and wet savannah region and even less likely in the Guineo-Congolian rainforest region.…”
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Validation of maize fertilizer recommendations in Northern Ghana: Towards variety and cropping system-specificity por Ofori, Patrick, Amankwaa-Yeboah, Patricia, Jizorkuwie, Abdul-latif Baamonyor, Masoud, Jalaludeen, Frimpong, Isaac, Asamoah, Gilbert, Akpatsu, Isaac Boatey, Ofosu-Ampong, Kingsley, Dugan, Emmanuel, Agbesi, Keteku, Mponela, Powell

“…In this report, we analyzed the interaction of fertilization and open pollinated vs hybrid varieties for maize cultivation in the Guinea savannah zone, considering factors such as plant growth, yield, and other parameters. …”
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Perspectives on The Piloting of Climate Information Services and Climate Smart Agricultural Innovations Under The AICCRA Project in Five Selected Agro-Ecological Zones of Ghana por Honger, Joseph, Gariba, Awudu Amadu, Osae, Michael, Tepa-Yotto, Ghislain

“…In the Guinea and Sudan Savannah zones, stakeholders suggested that groundnut, must be introduced in subsequent years to improve the participation of women.…”
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Analysis of impact of climate change on growth and yield of yam and cassava and adaptation strategies by farmers in Southern Nigeria por Chukwuone, Nnaemeka

“…This study determined the adaptation and coping strategies adopted by farmers under yam- and cassava-based farming systems in Ebonyi and Enugu States in Nigeria’s derived savannah agro-ecological zone. The study uses data from 400 farmers. …”
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Fertilizer use efficiency and profitability of maize varieties with different maturity classes in Semi-Arid Ghana por MacCarthy, D.S., Freduah, B.S., Darrah, Y.O.K., Adiku, S.G., Dodor, D.E., Kugbe, J., Kamara, A.Y.

“…Split plot experiments were conducted across four locations in Ghana’s Guinea Savannah using seven maize varieties from three different maturity classes. …”
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Adoption potential of climate-smart varieties, intercrops and fertilization strategies in Northern Ghana por Masoud, Jalaludeen, Jizorkuwie, Abdul-Latif Baamonyor, Amankwaa-Yeboah, Patricia, Ofosu-Ampong, Kingsley, Abera, Wuletawu

“…Findings indicate strong farmer interest in adopting climate-smart varieties, intercropping and fertilizer application technologies, demonstrating high potential for scaling sustainable intensification technologies in the Guinea Savannah region.…”
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Village Baseline Study: Site Analysis Report for Lawra – Jirapa, Ghana (GH0108) por Onyango, Leah, Iddrisu Y, Mango, Joash, Kurui, Zena, Wamubeyi, B., Bawayelaaza Nyuor A, Naab, Jesse B.

“…Doggoh village is located in a Sudan Savannah characterized by a considerable tree population, and the farming system it practices involves cultivation among trees. …”
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Agronomic responses of diverse cowpea cultivars to planting date and cropping system por Ewansiha, S.U., Kamara, A., Chiezey, U.F., Onyibe, J.E.

“…A field trial was conducted in 2008 and 2009 growing seasons at Samaru in Nigerian Guinea savannah to determine the performance of diverse cowpea cultivars intercropped with maize 4, 6 and 8 weeks after planting maize. …”
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Molecular detection of establishment and geographical distribution of Brazilian isolates of Neozygites tanajoae, a fungus pathogenic to cassava green mite, in Benin (West Africa) por Agboton, B., Hanna, R., Tiedemann, A. von

“…In contrast, the indigenous African isolates of N. tanajoae were evenly distributed in the sub-humid and humid savannah zones of the country. The mean infection rate of M. tanajoa with indigenous isolates of N. tanajoae was relatively low (5.3%) compared to Brazilian isolates (28%), indicating a higher biocontrol potential of the latter. …”
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Local disease–ecosystem–livelihood dynamics: reflections from comparative case studies in Africa por Leach, M., Bett, Bernard K., Said, M., Bukachi, S., Sang, R., Anderson, N., Machila, N., Kuleszo, J., Schaten, K., Dzingirai, V., Mangwanya, L., Ntiamoa-Baidu, Y., Lawson, E., Amponsah-Mensah, K., Moses, L.M., Wilkinson, A., Grant, D.S., Koninga, J.

“…Cross-case analysis highlights how these dynamics vary by ecosystem type, across a range from humid forest to semi-arid savannah; the significance of interacting temporal and spatial scales; and the importance of mosaic and patch dynamics. …”
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First report of maize yellow mosaic virus infecting sugarcane (Saccharum spp.) and itch grass (Rottboellia cochinchinensis) in Nigeria por Yahaya, A., Al Rwahnih, M., Dangora, D.B., Gregg, L., Alegbejo, M.D., Kumar, P. Lava, Alabi, O.J.

“…During routine surveys conducted from February to July 2015 in the northern guinea savannah region of Nigeria, sugarcane and itch grass (Rottboellia cochinchinensis) plants showing virus-like mosaic symptoms were encountered in farmers’ sugarcane fields in Kaduna State. …”
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Assessing ecosystem-based farm management practices in the Kassena-Nankana area: a Study of government and community managed irrigation schemes. por Agula, C.

“…The contribution of irrigation farming to food security, nutrition, employment and poverty alleviation cannot be overemphasized in the savannah zone of Ghana of which Kassena-Nankana area is part. …”
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Arbuscular-mycorrhizal fungi, rhizobia and Metarhizium anisopliae enhance P, N, Mg, K and Ca accumulatons in fields grown cowpea por Ngakou, A., Nwaga, D., Nebane, C.L.N., Ntonifor, N.N., Tamo, Manuele, Parh, I.A.

“…Field trials were carried out in a complete Randomized Block Design with four treatments, in the Sudano-Sahelian (zone I), Guinea-Savannah (zone II), monomodal and bimodal hlllIlid-forest rainfall (zone IV and V) of Cameroon. …”
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Response of speargrass (Imperata cylindrica) to cover crops integrated with handweeding and chemical control in maize and cassava por Chikoye, David, Manyong, Victor M., Carsky, R.J., Ekeleme, F., Gbehounou, G., Ahanchédé, A.

“…Studies were conducted in the savannah of West Africa from 1997 to 1999 to evaluate crop yield, speargrass control, and net benefit from the use of cover crops integrated with handweeding and chemical control in maize and cassava. …”
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Evaluation de nouvelles varieties digname en Cote dIvoire: bilan de trois annees dexperience avec des genotypes ameliores par lIITA por Ettien, J.B., Tschannen, A.B.

“…Trials have been conducted in Toumodi in the transition zone between savannah and forest in the Ivory Coast. The clones tested have been selected by the IITA in Nigeria. …”
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Genetic variation for total carotene, iron, and zinc contenet in maize genotypes and cassava clones por Maziya-Dixon, B.B., Kling, J.G., Menkir, A., Dixon, A.

“…The overall objective of this investigation was to determine the extent of genetic variation of these micronutrients in 16 yellow-seeded improved maize varieties, 109 maize inbred lines (60 from mid-altitude and 49 from lowland/savannah agroecologies), and 162 cassava clones resistant to the cassava mosaic disease. …”
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Actividad estrogénica de cuatro variedades de trébol (Trifolium sp.) asociados a gramíneas y reconocimiento de isoflavonas en T. repens var. Ladino por Gil, L.A, Ramírez, J, Díaz, J.C

“…Estrogen activity in lbw- varieties of clover alone or in association with grasses in the Bogota Savannah in the Andean highlands at an altitude of 2 600 masl was measured by comparing radioactive estradiol by receivers. …”
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Flood risk assessment and adaptation under changing climate for the agricultural system in the Ghanaian White Volta Basin por Smits, W. K., Attoh, Emmanuel M. N. A. N., Ludwig, F.

“…The highest flood risk is found in the Upper East region, followed by North East, Northern, Savannah, and Upper West for all four analysed periods. …”
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PCR and DNA-probe hybridization to assess the efficacy of therapeutic and prophylactic isometamidium treatment in Trypanosoma spp. - infected dairy cattle in peri-urban Kampala, Ug... por Clausen, Peter-Henning, Schares, G., Patzelt, R.J., Poetzsch, C.J., Scheer, A., Kakaire, D., Olila, D., Peregrine, A.S., McDermott, John J., Mehlitz, D.

“…Using primers specific for Savannah-type T congolense, no specific products could be amplified. …”
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