Resultados de búsqueda - "Sudan"

Essential commodities prices, availability, and market actors’ perceptions: March 2025 por Siddig, Khalid, Nigus, Halefom Yigzaw, Rakhy, Tarig, Mohamed, Shima, Abushama, Hala

“…Sudan’s market systems continue to face severe disruptions due to ongoing conflict, political instability, and economic disruptions. …”
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Hydrological water availability, trends and allocation in the Blue Nile Basin por Awulachew, Seleshi Bekele, McCartney, Matthew P., Shiferaw, Y. S., Mohamed, Yasir Abbas

“…Rainfall varies significantly with altitude and is considerably greater in the Ethiopian highlands than on the Plains of Sudan with in the Blue Nile river. The river is the principal tributary of the main Nile River providing 62% of the flow (approximately 50 billion m3 per year) reaching Aswan. …”
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Essential commodities prices, availability, and market actors’ perceptions: August 2025 por Siddig, Khalid, Rakhy, Tarig, Abushama, Hala, Mohamed, Shima, Nigus, Halefom Yigzaw

“…This report presents an overview of trends in prices, availability, and quality of key commodities, while also capturing traders’ perceptions of supply, demand, and market conditions in Sudan between February and August 2025.…”
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Summary of CPWF research in the Nile river basin por Clayton, Terry, Merrey, Douglas J., Duncan, Alan J., Langan, Simon J., Harding, Amanda, Le Borgne, Ewen

“…Three major river basins flow out of Ethiopia into Sudan, constituting the Eastern Nile basin (the White Nile flows from the south). …”
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Indigenous goats: Productivity in traditional livestock systems of semi-arid Africa por Wilson, R.T.

“…Kidding intervals were 7.8, 10.6 and 9 months respectively for Sudan, Kenya and Mali. Average litter sizes were 1.57, 1.25 and 1.20. …”
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Restorative trees revive farming por Technical Centre for Agricultural and Rural Cooperation

“…The management of trees for farmland rehabilitation and development was the theme of a seminar organised jointly in Khartoum, Sudan, from 27 October to 7 November 2000 by the National Forests and Agricultural Research Corporations of Sudan…”
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CERES-maize model for determining the optimum planting dates of early maturing maize varieties in northern Nigeria por Adnan, A.A., Jibrin, J. M., Kamara, A., Abdulrahman, B.L., Shaibu, A.S., Garba, I.I.

“…Field trials were carried out in the Sudan Savannah of Nigeria to assess the usefulness of CERES–maize crop model as a decision support tool for optimizing maize production through manipulation of plant dates. …”
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Application of the Water Evaluation and Planning (WEAP) Model to simulate current and future water demand in the Blue Nile por McCartney, Matthew P., Ibrahim, Y. A., Sileshi, Y., Awulachew, Seleshi Bekele

“…By 2015, with many existing schemes being extended in Sudan and new schemes being developed in both countries, irrigation demand is estimated to increase to 13.4 Bm3y-1 for 2.13 mha in Sudan and 1.1 Bm3y-1 for 210 thousand hectares (tha) in Ethiopia. …”
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Modelling the response of maize to nitrogen rates and planting windows in the semi-arid savannas of Nigeria por Tofa, A.I., Kamara, A.Y., Aliyu, K.T., Garba, I.I., Omoigui, L.O., Bebeley, J.F., Solomon, R., Peter-Jerome, H., Kofarmata, A.H.

“…Results Maize grain yield declined with late planting windows with reductions of 17–34 % in the Guinea savanna, 25–44 % in the Sudan savanna, and 32–58 % in the Sahel savanna. …”
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Essential commodities prices, availability, and market actors’ perceptions: April 2025 por Siddig, Khalid, Nigus, Halefom Yigzaw, Mohamed, Shima, Abushama, Hala, Rakhy, Tarig

“…This report presents an overview of trends in prices, availability, and quality of key commodities in Sudan during February, March, and April 2025. It covers cereals, vegetables, animal products, and essential goods such as cooking oil, sugar, agricultural inputs (fertilizers and seeds), fuels, and exchange rates. …”
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Essential commodities prices, availability, and market actors’ perceptions: September 2025 por Siddig, Khalid, Rakhy, Tarig, Abushama, Hala, Mohamed, Shima, Nigus, Halefom Yigzaw

“…In September 2025, Sudan’s markets showed relative stability despite conflict, inflation, and weather related disruptions. …”
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Infestation of crop fields by Striga species in the savanna zones of northeast Nigeria por Dugje, I.Y., Kamara, A., Omoigui, L.O.

“…The level of infestation was 60% in southern Guinea, 68% in Sudan and 74% in northern Guinea savanna. The level of infestation of cereal fields by S. hermonthica was in the order of Sudan savanna > Northern Guinea > Southern Guinea. …”
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Assessment of climate change impact and adaptation strategy for millet in the Sudano‑Sahelian region of Niger por Tofa, A.I., Kamara, A.Y., Mohamed, A.M.L., Garba, M., Souley, A.M., Salissou, H., Kapran, B.I., Abdoulaye, T.

“…Replacing the reference variety HKP with CHAKTI is projected to reduce yields by 35–39% in the Sudan AEZ, 24–32% in the Sudan Sahel AEZ, and 11–18% in the Sahel AEZs. …”
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Essential commodities prices, availability, and market actors’ perceptions: June 2025 por Siddig, Khalid, Rakhy, Tarig, Nigus, Halefom Yigzaw, Mohamed, Shima, Abushama, Hala

“…This report analyzes key market trends in Sudan from February to June 2025, focusing on the prices, availability, and quality of essential commodities—cereals, vegetables, animal products, agricultural inputs, fuel, and exchange rates. …”
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Mapping livestock value chains in the IGAD region por Guthiga, Paul M., Karugia, Joseph T., Massawe, Stella C., Ogada, Maurice Juma, Mugweru, Lydiah, Ongudi, Silas, Mbo'o-Tchouawou, Michelle, Mulei, Leonard

“…It focuses on the IGAD region, which includes eight member states: Djibouti, Somalia, Eritrea, South Sudan, Sudan, Ethiopia, Uganda and Kenya, and on a select number of livestock commodity value chains. …”
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Developing an approach for equitable and reasonable utilization of international rivers: the Nile River por Gari, Y., Block, P., Steenhuis, T. S., Mekonnen, M., Assefa, G., Ephrem, A. K., Bayissa, Y., Tilahun, Seifu A.

“…Considering the entire Nile River, the water apportionment for Ethiopia ranges from 32% to 38%, Sudan and South Sudan from 25% to 33%, Egypt from 26% to 35%, and the Equatorial States from 5% to 7%. …”
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Essential commodities prices, availability, and market actors’ perceptions: October 2025 por Rakhy, Tariq, Abushama, Hala, Mohamed, Shima, Nigus, Halefom Yigzaw, Siddig, Khalid

“…Sudan’s markets in October 2025 showed relative stability with several commodities experiencing improved availability and quality. …”
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Enhancing transboundary flood forecasting for early warnings in the Gash River Basin por Amarnath, Giriraj, Alahacoon, Niranga, Gismalla, Y., Mohammed, Y., Sharma, Bharat R., Smakhtin, Vladimir

“…Despite this characteristic, the river is the main source of water for domestic and agricultural use in Kassala City, Sudan. In this chapter we briefly present the potential application of satellite-based rainfall estimates and develop a flood forecasting model for the Gash River Basin, Sudan, through a distributed modeling approach using remote sensing data. …”
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A model of lineage-1 and lineage-2 rinderpest virus transmission in pastoral areas of East Africa por Mariner, Jeffrey C., McDermott, John J., Heesterbeek, J.A.P., Catley, A., Roeder, P.

“…Using serological data, the basic reproduction numbers for lineage-1 rinderpest virus in southern Sudan and for lineage-2 rinderpest virus in Somali livestock were estimated as 4.4 and between 1.2 and 1.9, respectively. …”
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Pre-weaning mortality rates of Sudanese sheep under farm condition por Sulieman, A.H, El-Neew, W.M, El-Amin, E.R.

“…Causes of pre-weaning lamb losses under farm conditions were investigated among the Shugor and Dubasi ecotypes of the Sudan Desert sheep. On average, these losses accounted for 40.5% of the lamb crop, but for the separate ecotypes these figures were 44.3 and 36.7%, respectively, for the Shugor and Dubasi. …”
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