Search Results - "Zwart, Sander J."

Evaluation and comparison of satellite-based rainfall products in Burkina Faso, West Africa by Dembélé, Moctar, Zwart, Sander J.

“…The performance of seven operational high-resolution satellite-based rainfall products - Africa Rainfall Estimate Climatology (ARC 2.0), Climate Hazards Group…”
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Impacts of climate change on rice production in Africa and causes of simulated yield changes by van Oort, Pepijn A. J., Zwart, Sander J.

“…This study is the first of its kind to quantify possible effects of climate change on rice production in Africa. We simulated impacts on rice in irrigated…”
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Impacts of climate change on cropping patterns in a tropical, sub-humid watershed by Duku, Confidence, Zwart, Sander J, Hein, Lars

“…In recent decades, there have been substantial increases in crop production in sub-Saharan Africa (SSA) as a result of higher yields, increased cropping…”
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Parasitic weed incidence and related economic losses in rice in Africa by Rodenburg, Jonne, Demont, Matty, Zwart, Sander J., Bastiaans, Lammert

“…•Striga spp. occur in at least 31 countries with rain-fed upland rice systems.•Rhamphicarpa fistulosa threatens rice production in at least 28 countries.•1.34…”
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Mapping suitability for rice production in inland valley landscapes in Benin and Togo using environmental niche modeling by Akpoti, Komlavi, Kabo-bah, Amos T., Dossou-Yovo, Elliott R., Groen, Thomas A., Zwart, Sander J.

“…Inland valleys (IVs) in Africa are important landscapes for rice cultivation and are targeted by national governments to attain self-sufficiency. Yet, there is…”
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Review of measured crop water productivity values for irrigated wheat, rice, cotton and maize by Zwart, Sander J., Bastiaanssen, Wim G.M.

“…The great challenge of the agricultural sector is to produce more food from less water, which can be achieved by increasing Crop Water Productivity (CWP)…”
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RiceAtlas, a spatial database of global rice calendars and production by Laborte, Alice G., Gutierrez, Mary Anne, Balanza, Jane Girly, Saito, Kazuki, Zwart, Sander J., Boschetti, Mirco, Murty, M.V.R., Villano, Lorena, Aunario, Jorrel Khalil, Reinke, Russell, Koo, Jawoo, Hijmans, Robert J., Nelson, Andrew

“…Knowing where, when, and how much rice is planted and harvested is crucial information for understanding the effects of policy, trade, and global and…”
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Spatiotemporal Assessment of Irrigation Performance of the Kou Valley Irrigation Scheme in Burkina Faso Using Satellite Remote Sensing-Derived Indicators by Sawadogo, Alidou, Kouadio, Louis, Traoré, Farid, Zwart, Sander J., Hessels, Tim, Gündoğdu, Kemal Sulhi

“…Traditional methods based on field campaigns are generally used to assess the performance of irrigation schemes in Burkina Faso, resulting in labor-intensive,…”
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Rice Intensification in a Changing Environment: Impact on Water Availability in Inland Valley Landscapes in Benin by Danvi, Alexandre, Giertz, Simone, Zwart, Sander, Diekkrüger, Bernd

“…This study assesses the impact of climate change on hydrological processes under rice intensification in three headwater inland valley watersheds characterized…”
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A geospatial dataset of inland valleys in four zones in Benin, Sierra Leone and Mali by Djagba, Justin F., Kouyaté, Amadou M., Baggie, Idriss, Zwart, Sander J.

“…The dataset described in this data article represents four agricultural zones in West-Africa that are located in three countries: Benin, Mali and Sierra Leone…”
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Mapping land suitability for informal, small-scale irrigation development using spatial modelling and machine learning in the Upper East Region, Ghana by Akpoti, Komlavi, Higginbottom, Thomas P., Foster, Timothy, Adhikari, Roshan, Zwart, Sander J.

“…Small-scale irrigation has gained momentum in recent years as one of the development priorities in Sub-Saharan Africa. However, farmer-led irrigation is often…”
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A geospatial database of drought occurrence in inland valleys in Mali, Burkina Faso and Nigeria by Dossou-Yovo, Elliott R., Kouyaté, Amadou M., Sawadogo, Tasséré, Ouédraogo, Ibrahima, Bakare, Oladele S., Zwart, Sander J.

“…The data described in this article are related to drought occurrence in inland valleys and farmers adaptation strategies. The data were collected in 300 inland…”
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The potential for expansion of irrigated rice under alternate wetting and drying in Burkina Faso by Akpoti, Komlavi, Dossou-Yovo, Elliott R., Zwart, Sander J., Kiepe, Paul

“…Achieving rice self-sufficiency in West Africa will require an expansion of the irrigated rice area under water-scarce conditions. However, little is known…”
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Spatial modelling of rice yield losses in Tanzania due to bacterial leaf blight and leaf blast in a changing climate by Duku, Confidence, Sparks, Adam H, Zwart, Sander J

“…Rice is the most rapidly growing staple food in Africa and although rice production is steadily increasing, the consumption is still out-pacing the production…”
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A New Conceptual Framework for Integrating Earth Observation in Large-scale Wetland Management in East Africa by Steinbach, Stefanie, Cornish, Natalie, Franke, Jonas, Hentze, Konrad, Strauch, Adrian, Thonfeld, Frank, Zwart, Sander J., Nelson, Andrew

“…Wetlands are abundant across the African continent and provide a range of ecosystem services on different scales but are threatened by overuse and degradation…”
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Modelling the forest and woodland-irrigation nexus in tropical Africa: A case study in Benin by Duku, Confidence, Zwart, Sander J., Hein, Lars

“…•Development of over 70% of irrigation potential depends on conservation of forests and woodlands.•The loss of around 40ha of forest and woodland area reduces…”
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A spatially explicit approach to assess the suitability for rice cultivation in an inland valley in central Benin by Danvi, Alexandre, Jütten, Thomas, Giertz, Simone, Zwart, Sander J., Diekkrüger, Bernd

“…•The optimal areas for rice production in the inland valley were mapped.•Irrigated rice cultivation system is most suitable in the inland valley.•Cultivation…”
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Contrasting changes in hydrological processes of the Volta River basin under global warming by Dembélé, Moctar, Vrac, Mathieu, Ceperley, Natalie, Zwart, Sander J, Larsen, Josh, Dadson, Simon J, Mariéthoz, Grégoire, Schaefli, Bettina

“…A comprehensive evaluation of the impacts of climate change on water resources of the West Africa Volta River basin is conducted in this study, as the region…”
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Contributions of lateral flow and groundwater to the spatio-temporal variation of irrigated rice yields and water productivity in a West-African inland valley by Schmitter, Petra, Zwart, Sander J., Danvi, Alexandre, Gbaguidi, Félix

“…•Lateral flow masks the effect of water management practices.•Shallow groundwater tables strongly influence rice performance along toposequences.•Mixed…”
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Quantifying trade-offs between future yield levels, food availability and forest and woodland conservation in Benin by Duku, Confidence, Zwart, Sander J., van Bussel, Lenny G.J., Hein, Lars

“…Meeting the dual objectives of food security and ecosystem protection is a major challenge in sub-Saharan Africa (SSA). To this end agricultural…”
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