Resultados de búsqueda - Repsol~

Phenalenone-type phytoalexins mediate resistance of banana plants (Musa spp.) to the burrowing nematode Radopholus similis por Hoelscher, D., Suganthagunthalam, D., Alexandrov, T.

“…Plant nematode interactions of two banana cultivars differing in susceptibility to Radopholus similis were investigated by combining the conventional and spatially resolved analytical techniques 1H NMR spectroscopy, matrix-free UV-laser desorption/ionization mass spectrometric imaging, and Raman microspectroscopy. …”
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Ex-post Impact Assessment of the Study: 'Impact of Climate Change on Water Resources and Agriculture in Sri Lanka' por Reddy, V.R.

“…Besides, the recommendations from the study have led to an initiative to establish climate stations across Sri Lanka. The main reasons for the broader appeal of the study is the timeliness of the topic and concerted efforts made to engage key stakeholders.…”
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Tackling the Challenge of Climate Change: A Near-Term Actionable Mitigation Agenda por Watson, R., Nakicenovic, Rosenthal, E., Goldenberg J, Srivastava L, Jiang K, Messner K, Anderson, K., Ürge-Vorsatz D, Verchot, Louis V., Grobmyer M, Calverley D, Murdiyarso, Daniel, Griggs D, Arent D, Suzman E, Sealy H, Seyni Nafo HA, Rehman IH, Inventor J, Koakutsu K, Tamura K, Amann, Markus, Walsh MP, Sano N, Williams R, Pachauri S, Kartha S, Sawyer, S., Mpanu-Mpanu T, Li Z

“…This paper was prepared at the request of the Republic of Nauru, Chair of the Alliance of Small Island States, as part of their answer to that call.1 We believe the path to the global low-carbon transformation needed to tackle the climate crisis is within reach, but requires decisive political action from leaders around the world, now. …”
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Including small-scale farmers in profitable value chains: Review of case studies on factors influencing successful inclusion of small farmers in modern value chains in ACP countrie... por Shepherd, Andrew

“…Even so, not all farmers can be included, for reasons such as their location, farm size and natural resources, capacity to meet increasingly strict product standards, and the farmers’ aversion to risk.…”
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A comparative and systems approach to banana cropping systems in the Great Lakes region por Damme, J. van, Bouver, D. de, Dupriez, M., Asten, Piet J.A. van, Baret, P.V.

“…To explore the diversity and efficiency of smallholder farms, we developed an approach based on a comparative framework and a systems analysis, Five sites in three countries (Rwanda, Burundi and Democratic Republic of Congo) were studied in parallel to take account of variations in agro-ecological and institutional conditions. …”
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Managing change to implement integrated urban water management in African cities por Bahri, A., Brikke, F., Vairavamoorthy, Kalanithy

“…This paper describes the African Water Facility’s experience in applying the approach to three projects, in the Seychelles, Zimbabwe and Democratic Republic of Congo, which illustrate the types of challenges faced in different institutional frameworks and contexts (such as islands, a small town and a megacity). …”
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Determinants de ladoption des technologies de transformation de ligname: cas de la transformation en cossettes et en farine au nord de la Cote Divoire por Monney, R.F., Coulibaly, S., Sylla, K., Diallo, S.S., Nkamleu, G.B.

“…A Logit regression model was used to identify the adoption’s reasons. Factors influencing the decision to adopt are extension service, age and belonging to the caste of farmers. …”
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Economics of biological control of cassava mealybug in Africa por Zeddies, J., Schaab, R.P., Neuenschwander, Peter, Herren, H.R.

“…Costs and benefits for the biological control of P. manihoti were calculated over 40 years (1974–2013) for 27 African countries, for four different scenarios, taking into account that impact by A. lopezi and speed of the impact differ between ecological zones. A reasonable calculation considering compounded interest resulted in a benefit cost ratio of about 200 when cassava was costed at world market prices, and of about 370–740 when inter-African prices were considered.…”
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Hostfinding behavior of Dinoderus bifoveolatus (Coleoptera: Bostrichidae), an important pest of stored cassava: the role of plant volatiles and odors of conspecifics por Borgemeister, C., Schäfer, K., Goergen, Georg E., Awande, S., Setamou, M., Poehling, H.M., Scholz, D.

“…In cassava chips sampled on a local market in Cotonou, Republic of Benin, West Africa, Dinoderus bifoveolatus Wollaston was the predominant pest. …”
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Incentives and constraints to an expanded and viable orange‐fleshed sweetpotato value chain: The case of Kenya. por Okello, J.J.

“…How were the challenges resolved and opportunities exploited? In addressing the last question, the study examined the institutional innovations that were used to overcome the constraints and how they lay the foundations for a viable and sustainable value chain.…”
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El inicio de la poscosecha en la EEA Alto Valle por Benitez, Celia Ester

“…Surgió como producto de la urgencia de resolver problemas que se presentaban con frecuencia en el lapso transcurrido entre la cosecha y la llegada al consumidor, causando graves perjuicios a la calidad comercial del producto. …”
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Chapter 5 - Strategies to improve enzyme performance: Effect of high pressure on the substrate and pressure-assisted reaction por Polenta, Gustavo Alberto, Ambrosi, Vanina, Costabel, Luciana Maria, Colletti, Analia Cecilia, Vaudagna, Sergio Ramon, Denoya, Gabriela Inés

“…Where information was available, the underlying basis of the phenomenon that explains the reasons for the improved performance is also mentioned.…”
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Control biológico de plagas en horticultura. Experiencias argentinas de las últimas tres décadas

“…Uno de los problemas a resolver es el de las plagas y enfermedades. Para diseñar sistemas hortícolas sustentables, el control biológico es una alternativa viable que se presenta como un desafío en nuestro país. …”
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In vitro evaluation of sperm quality por Mocé, Eva, Graham, James K.

“…This paper highlights selected laboratory analyses that are currently used to evaluate sperm, and describes why results from these assays do not consistently correlate with sperm fertility. Reasons for the disconnect between the two are due in part to the definition and reliability of the fertility data collected, to the complexity of the spermatozoon itself, to imprecision of some measurements, and. to uncontrollable factors not associated to either the laboratory analysis or the sperm sample. …”
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Deforestation processes in the livestock territory of La Vía Láctea, Matagalpa, Nicaragua por Tobar López, Diego, Bonin, Muriel, Andrade, Hernán J., Pulido, Astrid, Ibrahim, Muhammad

“…Thus, its analysis will allow stakeholders to make reasonable decisions for land management. The objective of the present study was to understand the patterns of land-use/land-cover change and deforestation in a territory of importance for livestock development in Nicaragua: La Vía Láctea. …”
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Introducción a la técnica de cultivo de tejidos vegetales por Cisne Contreras, José Dolores

“…Lo cual conlleva muchas veces a pensar que es una tecnología que no está al alcance de los países subdesarrollados o a creer que a través de ella se pueden resolver todos los problemas que aquejan a la agricultura sin embargo, como habrá podido captar el lector, esta técnica presenta ventajas y limitaciones. …”
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Contributions by the CGIAR and its Partners to Agricultural Development in Sub-Saharan Africa por CGIAR Standing Panel on Impact Assessment

“…The report also addressed reasons for the region's very limited progress in increasing per capita food production, and found the African experience to strongly justify a shift to regional priority setting and adoption of a regional approach to research.…”
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Aplicativo °AHoRa-Función N° 4 Estimación de nutrientes a restituir luego de cosecha por Bolaños Benavides, Martha Marina, Yacomelo Hernández, Marlon José, Chavarro Rodríguez, Carmen Lorena

“…En el video se expone la funcionalidad de la aplicación que permite determinar la cantidad de nutrientes extraídos por el racimo en el cultivo de musáceas (plátano y banano) y que se deben reponer al suelo mediante fertilización. Se detalla la información que se proporciona, se resalta la ventaja de disponer de este conocimiento, se ofrece una guía paso a paso sobre cómo utilizar esta característica en la aplicación, y se identifica el momento óptimo para aprovechar esta funcionalidad.…”
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Establecimiento de un centro de producción de semillas orgánicas de ajos chilotes y una red de productores de ajos orgánicos certificados para exportación desde Chiloé

“…¿Cuál es el problema que se quiere resolver?El tema central a resolver es colaborar en la búsqueda de alternativas económicas por la que atraviesa el sector de la agricultura familiar campesina, a pesar que en algunos sectores tiene ventajas comparativas para ser incorporados dentro de los beneficios que se han generado a partir de los convenios internacionales. …”
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Simulating forage yields and soil organic carbon under Brachiaria hybrid cv. Cayman in Tanzania with the CROPGRO perennial forage model por Korir, Mercy Jebet, Ordóñez, Leornardo, Hoogenboom, Gerrit, Boote, Ken, Birthe, Paul, Nyawira, Sarah Sylvia

“…The adapted parameterised model for Brachiaria cv. Marandu performed reasonably well in simulating biomass and SOC in a different region with different soils, climate and management. …”
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