Resultados de búsqueda - "complexity"

Transforming smallholder irrigation into profitable and self-sustaining systems in southern Africa por Bjornlund, Henning, Parry, K., Pittock, J., Stirzaker, R., Rooyen, Andre F. van, Moyo, M., Mdemu, M., Sousa, W. de, Cheveia, E., Munguambe, Paiva, Kimaro, E., Kissoly, L., Chilundo, M., Zuo, A., Ramshaw, P.

“…Critical to this failure is that funders, designers and managers of these schemes have not recognized them as complex socio-ecological systems with a diversity of constraints. …”
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Cadmium in cacao from Latin America and the Caribbean: A review of research and potential mitigation solutions por Meter, A., Atkinson, R.J., Laliberte, B.

“…We hope that this document is useful to understand the status of knowledge on this complex issue and guide future investments and collaboration to urgently provide solutions for stakeholders and particularly smallholder producers in LAC that are the most impacted…”
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Infestation and damage by Clavigralla tomentosicollis and Anoplocnemis curvipes (Hemiptera: Coreidae) in cowpea plants with modified leaf structure and pods in different positions... por Koona, P., Osisanya, E., Jackai, L.E.N., Tonye, J.

“…Because such cowpea plants harbor fewer C. tomentosicollis, they are likely to suffer less overall damage from infestation by the complex of pod bugs that occur concurrently in cowpea fields.…”
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A cross-disciplinary mixed-method approach to understand how food retail environment transformations influence food choice and intake among the urban poor: Experiences from Vietnam por Wertheim-Heck, Sigrid C.O., Raneri, Jessica Evelyn

“…We demonstrate that integrated sociological and nutritional perspectives are productive in rapidly generating evidence to comprehend the complex trade-offs between food safety and nutrition in everyday food consumption practices. …”
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Gigwa v2—Extended and improved genotype investigator por Sempéré, G., Pétel, A., Rouard, M., Frouin, J., Hueber, Y., Bellis, F. de, Larmande, Pierre

“…This new version of Gigwa provides a more intuitive and more powerful way to explore large amounts of genotyping data by offering a scalable solution to search for genotype patterns, functional annotations, or more complex filtering. Furthermore, its user-friendliness and interoperability make it widely accessible to the life science community.…”
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Comparative phylogeography of Aedes mosquitoes and the role of past climatic change for evolution within Africa por Bennett, K.L., Kaddumukasa, M., Shija, F., Djouaka, R., Misinzo, G., Lutwama, J., Linton, Y.M., Walton, C.

“…The study of demographic processes involved in species diversification and evolution ultimately provides explanations for the complex distribution of biodiversity on earth, indicates regions important for the maintenance and generation of biodiversity, and identifies biological units important for conservation or medical consequence. …”
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International law of relevance to plant genetic resources: A practical review for scientists and other professionals working with plant genetic resources por Bragdon, S., International Plant Genetic Resources Institute

“…The task of understanding all the issues of relevance to the conservation and management of plant genetic resources is extremely complex. Derived from the substantive chapters of a comprehensive training manual, this Issues Paper attempts to guide the reader through the international agreements and policies of most relevance to the conservation and management of PGRFA, focusing on how they can be understood, implemented and shaped. …”
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Potato seed systems por Forbes, G., Charkowski A, Andrade-Piedra, J.L., Parker, M., Schulte-Geldermann, Elmar

“…Potato seed systems are often characterized as formal or informal, although the informal seed system is complex and particularly in low income countries there are many linkages between the two systems. …”
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Enset‐based agricultural systems in Ethiopia: A systematic review of production trends, agronomy, processing and the wider food security applications of a neglected banana relative por Borrell, James S., Goodwin, Mark, Blomme, Guy, Jacobsen, Kim, Wendawek, Abebe M., Gashu, Dawd, Lulekal, Ermias, Asfaw, Zemede, Demissew, Sebsebe, Wilkin, Paul

“…Furthermore, we address a major challenge in the development and wider cultivation of enset, by reviewing and synthesizing the complex and fragmented agronomic and ethnobotanic knowledge associated with this species; including farming systems, processing methods, products, medicinal uses and cultural importance. …”
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Worms in smallholder livestock systems: Technologies and practices that make a difference por Gray, G.D., Connell, J.G., Phimphachanhvongsod, V.

“…This wide range extends from simple herbal remedies to complex, integrated use of chemicals, feeding and breeding. …”
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User-centred design of a digital advisory service: enhancing public agricultural extension for sustainable intensification in Tanzania por Ortíz Crespo, Berta, Steinke, Jonathan, Quirós, Carlos F., Gevel, Jeske M.J, van de, Daudi, Happy, Mgimiloko, Majuto Gaspar, Etten, Jacob van

“…This study illustrates how User-Centered Design can be used to develop information services for complex and resource-restricted smallholder farming contexts.…”
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Sensitivity of Maize Yield in Smallholder Systems to Climate Scenarios in Semi-Arid Regions of West Africa: Accounting for Variability in Farm Management Practices por Freduah, Bright S, MacCarthy, Dilys Sefakor, Adam, Myriam, Ly, Mouhamed, Ruane, Alex C., Timpong-Jones, Eric C, Sibiry Traoré, Pierre C., Boote, Kenneth J., Porter, Cheryl, Adiku, Samuel G.K.

“…This study provides insight into the complexities of the impact of climate scenarios on maize yield and the need for better representation of heterogeneous farming systems for optimized outcomes in adaptation and resilience planning in smallholder systems…”
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Population structure and host range of the potato late blight pathogen Phytophthora infestans in Peru spanning two decades por Lindqvist-Kreuze, H., Gamboa, S., Izarra, M., Pérez, W., Correa, M.Y., Astete, A., Sarkinen, T., Cueva, M., Gonzáles, P.

“…The clonal lineage EC‐1, which is mostly resistant to metalaxyl, has complex virulence and contains a high level of subclonal variation, continues to dominate the population. …”
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Informal food chains and agrobiodiversity need strengthening—not weakening—to address food security amidst the COVID-19 crisis in South America por Zimmerer, Karl S., Haan, Stef de

“…Utilization of the Agrobiodiversity Knowledge Framework cuts through highly complex issues to elaborate key food-security difficulties facing informal systems and how they can be strengthened to provide more resilience. …”
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Potential predictability of the Ethiopian summer rains: understanding local variations and their implications for water management decisions por Taye, Meron Teferi, Dyer, E., Charles, K.J., Hirons, L.C.

“…This highlights the importance of understanding locally relevant climate systems and ensuing sub-seasonal to seasonal forecasts are done at the appropriate scale for water management in the complex topography and climatology of Ethiopia.…”
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Genotyping-by-sequencing to unlock genetic diversity and population structure in white yam (dioscorea rotundata poir.) por Bhattacharjee, Ranjana, Agre, A.P., Bauchet, Guillaume J., Koeyer, D. de, López Montes, Antonio José, Kumar, P. Lava, Abberton, Michael T., Adebola, P.O., Asfaw, A., Asiedu, R.

“…This study showed that the use of advanced sequencing techniques such as GBS coupled with statistical analysis is a robust method for assessing genetic diversity and population structure in a complex crop such as white yam.…”
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Multiple small-effect alleles of Indica origin enhance high iron-associated stress tolerance in rice under field conditions in west Africa por Melandri, G., Sikirou, M., Arbeláez Vélez, Juan D., Shittu, A., Semwal, V.K., Konaté, K.A., Maji, A.T., Ngaujah, S.A., Akintayo, I., Govinduraj, V., Shi, Y., Agosto-Perez, F.J., Greenberg, A.J., Atlin, G., Ramaiah, V., McCouch, S.R.

“…These findings highlight the complex genetic architecture underlying rice response to HIA stress and suggest that a recurrent selection program focusing on an expanded indica genepool could be productively used in combination with genomic selection to increase the efficiency of selection in breeding programs designed to enhance tolerance to this prevalent abiotic stress in West Africa.…”
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Water acquisition, sharing and redistribution by roots: applications to agroforestry systems por Bayala, Jules, Prieto, I.

“…The results of the review showed that the reality was more complex leading agroforestry practitioners to adopt management practices to induce a separation in root activities thus avoid competition, particularly for water. …”
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Strategic Insights for Capacity Development on Forest Landscape Restoration: Implications for Addressing Global Commitments por Bloomfield, G., Meli, P., Brancalion, Pedro H.S., Terris, E., Guariguata, Manuel R., Garen, E.

“…We believe that capacity development initiatives can more effectively support stakeholders to address the complex nature of forest landscape restoration (FLR) if they include the following four components: (a) activities tailored to stakeholder needs and context, (b) knowledge and applied experience from diverse sources and disciplines, (c) skill sets for selecting among a suite of restoration interventions, and (d) inclusion of multiple subjects and skill sets (e.g., social, financial, legal, etc.) in addition to technical or ecological themes. …”
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Rainfall-Runoff Modeling Using Crowdsourced Water Level Data por Weeser, B., Jacobs, S., Kraft, P., Rufino, Mariana C., Breuer, Lutz

“…Complex and costly discharge measurements are usually required to calibrate hydrological models. …”
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