Resultados de búsqueda - "Sudan"

Comparison of serological and molecular methods for diagnosis of viruses causing yellowing and stunting symptoms for the pulse crops por Moukahel, Abdulrahman, Kumari, Safaa, Hamed, Abdelmagid Adlan, Sharman, Murray

“…Based on the nucleotide sequences obtained, new virus species that belong to the genus Polerovirus was identified in the samples collected from Sudan and Uzbekistan [e.g. Cucurbit aphid-borne yellows virus (CABYV) and Cotton leafroll dwarf virus (CLRDV)], and CpCSV was not identified molecularly in the samples from Uzbekistan or Sudan, in spite of the fact that a number of samples did react serologically with CpCSV MAb. …”
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Assessment of the impact of crop management strategies on the yield of early-maturing maize varieties in the drylands of Niger Republic: Application of the DSSAT-CERES-Maize model por Kamara, A., Garba, M., Tofa, A., Mohamed, A.M.L., Souley, A.M., Abdoulaye, T., Kapran, B.I.

“…With the exception of two sites, grain yield declined with planting beyond July 14 (PW3) and response to N was not significant beyond this date in the Sudan savanna agroecological zone. Grain yield declined with planting beyond July 7 in the Sahel and Sudan Sahel agroecological zones. …”
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Annual population dynamics of mango fruit flies (Diptera: Tephritidae) in West Africa: socioeconomic aspects, host phenology and implications for management por Vayssières, Jean-François, Sinzogan, A.A.C., Adandonon, A., Rey, J., Dieng, E. O., Camara, K., Sangare, A., Ouédraogo, S., Hala, N., Sidibé, A., Keita, Y., Gogovor, G., Korie, S., Coulibaly, O., Kikissagbe, Cinthia, Tossou, Alliance, Billah, M., Biney, K., Nobime, O., Diatta, P., N'Depo, O. Robert, Noussourou, M., Traoré, L., Saizonou, S., Tamo, Manuele

“…In 2009, weekly monitoring of adult fruit fly species of economic significance was carried out in eight West African countries at 12 sites across five agro-ecological zones: (i) Humid Forest, (ii) Guinean savanna, (iii) Southern Sudan, (iv) Northern Sudan, and (v) Sahelian. Trapping was performed using methyl eugenol and terpinyl acetate in 288 Tephri-traps, targeting Bactrocera invadens and Ceratitis cosyra. …”
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The influences of age on lactation length and milk yield in Kenana and Butana cows por Abdalla, E.A., Nasr, A.M., Khalafallah, A.M., El Shafie, S.A.

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Physiological basis for yield differences in maize (Zea mays L.) under varying nitrogen rates and planting windows in the savannas of Nigeria por Ahmad, N.M.

“…Field experiments were conducted at Bayero University, Kano (11058`38.63892N, 80 25`7.01868E), altitude 451m above sea level in the Sudan savanna and Zaria (11.16050610N, 7.64535890E) in Northern Guinea Savanna. …”
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Estimating forage seed requirements to close ruminant feed gaps in Africa por Mwendia, Solomon, Karimi, Peggy

“…In ten selected African countries including Malawi, South Sudan, Sudan, Zambia, Zimbabwe, Somali, Mozambique, Mali, Senegal, and Nigeria we synthesized national livestock development strategies, reviewing feed demand and supply in these countries and estimated forage seed required to bridge dry matter deficit through cultivated forage. we selected two grasses and two legumes with potential to provide the desired ruminant nutrients when cultivated and fed. …”
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Effects of seedbed preparation methods on cowpea yield in Alfisols and Oxisols in semiarid West Africa por Muleba, N., Brockman, F.

“…Tied-ridge techniques have not been used to improve seed yield in cowpeas, so experiments were conducted in Burkina Faso in the Sudan savannah zone on an Alfisol at five slope-positions on the toposequence, using two dates of planting for three consecutive years; and in the northern Guinea savannah zone, at a mid-slope position on an Oxisol with one date of planting for two consecutive years. …”
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Launching next generation ICT for weather and water information and advice to smallholders in Africa [Abstract only]. por Sharma, Bharat R., Rebelo, Lisa-Maria, Amarnath, Giriraj, Miltenburg, I.

“…Additionally, the farmers in Sudan shall receive forecast on the potential floods. …”
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Milk yield of Sudanese cattle as affected by the age of the cow por Khalifa, H.A., El-Shafei, M.M.

“…The influence of age of animal and age at first calving on milk production in the Butana and Kenana cattle of the Sudan was investigated at Atbara dairy farm and Um Binein centre. …”
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Ethiopia Food System Profile por Chege, Christine Gacheri Kiria, Béné, Christophe, Lundy, Mark M., Hernandez Barco, Ricardo Alfonso, Wiegel, Jennifer Rebecca, Achicanoy Estrella, Harold Armando

“…This profile also presents a comparison of Ethiopia's data against three groups: the country's geographic neighbors (Eritrea, Kenya, Sudan, Somalia, and South Sudan), countries with similar GDP per capita (Burkina Faso, Guinea-Bissau, Mali, Uganda, and Zambia), and the world average.…”
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Community seedbanks in protracted crisis situations: potential and challenges por Vernooy, Ronnie, Gupta, Arnab, Subedi, Abishkar, Ali Awed, Deeka, Hassan Abdi, Aidid, Saleban Jam, Mohamed, Eldie, Yahia, Jubarah, Salah, Kamilo, Solomon Swaka

“…This brief reviews recent initiatives to establish community seedbanks in Somaliland, South Sudan and Sudan, located in the Horn of Africa, which have paid special attention to the insecure and instable social, economic and political circumstances that affect seed and food security. …”
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Niger [In West African agriculture and climate change: A comprehensive analysis] por Yayé, Hassane, Danguioua, Adamou, Jalloh, Abdulai, Zougmoré, Robert B., Nelson, Gerald C., Thomas, Timothy S.

“…The southern part of the country is in the Sahelian climate zone, with Sudan savannah vegetation. The rainy season lasts for only three months, with total rainfall ranging from 150 to 600 millimeters per year in the Sudan savannah; maximum temperatures are high (45°C in the shade in April–May). …”
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Advances in research on cowpea Striga and Alectra por Singh, B.B., Emechebe, A.M.

“…Currently, Striga is more prevalent in the Sudan savanna and Sahelian regions and Alectra in the northern Guinea savanna and southern Sudan savanna regions of West Africa, as well as in East and southern Africa. …”
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Addressing transboundary cooperation in the Eastern Nile through the Water-Energy-Food Nexus: Insights from an E-survey and key informant interviews por Berga, Helen, Ringler, Claudia, Bryan, Elizabeth, ElDidi, Hagar, Elnasikh, Sara

“…These drivers of change have already contributed to stark changes in the hydropolitical regime, and new forms of cooperation and cross-sectoral collaboration are needed, particularly in the Eastern Nile Basin countries of Egypt, Ethiopia, Sudan, and South Sudan. As direct sharing of water resources is hampered by unilateral developments, the need has increased for broader, cross-sectoral collaboration around the water, energy, and food sectors. …”
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Report on Sudd livestock: Opportunities, constraints and trade-offs. por Abin, S.A.M.

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Statement from the 71st Greater Horn of Africa Climate Outlook Forum (GHACOF 71) por IGAD Climate Prediction and Applications Centre

“…The GHA region comprises Burundi, Djibouti, Eritrea, Ethiopia, Kenya, Rwanda, Somalia, South Sudan, Sudan, Tanzania, and Uganda. The forum included representatives from disaster risk management, agriculture, livestock, water resources, health, and conflict prevention sectors, along with media, NGOs, humanitarian organisations, and development partners who engaged in co-producing mitigation strategies, ensuring that the outlook and advisories are relevant, actionable, and supportive of resilience building across the region.…”
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Quality and safety of value added milk and dairy products por Kurwijila, Lusato R., Birungi, Rosemirta, Makokha, S., Musahara, H., Otika, L., Adissu, A., Omore, Amos O.

“…Most products are imported from Europe and South Africa. In Southern Sudan, nearly all value added products are imported. …”
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Phosphorus effects on growth and yield of groundnut varieties in the tropical savannas of northeast Nigeria por Kamara, A.Y., Ekeleme, F., Kwari, J.D., Omoigui, L.O., Chikoye, David

“…This study evaluated four groundnut varieties for their response to P fertilization in two Nigerian agro-ecological zones (Sudan and Northern Guinea savanna) during 2005 and 2006. …”
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Resilient seed systems study tour to Uganda: highlights and insights por Vernooy, Ronnie, Adokorach, Joyce, Subedi, Abishkar

“…From 30 May to 3 June 2022, a group of 16 agricultural professionals from government, private sector and non-governmental organizations, coming from Ethiopia, Sudan and South Sudan, travelled to Uganda to learn about the country’s experiences and achievements related to the conservation and sustainable use of plant genetic resources and integrated seed sector development. …”
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Technical Workshop on Gender and Disability-Responsive Disaster Risk Reduction for the IGAD Region por Ackley, Adair G, Shudipta, Aneeshaa C, Jelagat, Joyce

“…In November 2024 a training was held on Gender and Disability in Nairobi, Kenya for IGAD Member States: Djibouti, Somalia and Sudan. In April 2025, UNDRR and ICPAC rolled out a similar training for other ICPAC Member States (Burundi, Ethiopia, Kenya, South Sudan, Tanzania, and Uganda). …”
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