Resultados de búsqueda - "marginalism"

Métodos de manejo de malezas y uso de cobertura muerta (mulch) en el cultivo de frijol (Phaseolus vulgaris L.) bajo labranza de conservación por Betanco Silva, José Alfredo, García Herrera, Freddy Ernesto

“…Además se presenta un análisis económico por separado de las dos localidades donde se aprecia que el paraquat continúa siendo el tratamiento que presenta la mejor tasa de retomo marginal (1RM). …”
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Inversión pública en infraestructura vial y crecimiento económico en la región de Huánuco 2008 – 2022 por Soto Arauzo, Gerardo Alberto

“…Conclusión: De acuerdo con la contrastación de la hipótesis y a las pruebas de relevancia global e individual y al análisis marginal, se puede afirmar que la inversión en infraestructura vial influencia en el crecimiento económico de la Región Huánuco en el periodo de estudio.…”
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Efecto de aplicación de cuatro dosis de potasio en el rendimiento de banano, en suelo con alto contenido de potasio, subsolado y no subsolado por Restrepo J., Juan D.

“…Al no subsolar implica subir la dosis de K2O desde 300 hasta 600 kg.ha-1 para tener una respuesta en la producción. La mayor tasa marginal de retorno fue en 0 kg de K2O subsolado.…”
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Finance for on-farm investments in dairy production in Kenya por Wilkes, Andreas, Dijk, Suzanne van, Odhong’, Charles

“…As a result, production costs per kilogram of milk are high, and profit margins for many farmers are slim. Low cow productivity is also associated with high greenhouse gas (GHG) emission intensity. …”
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Promotion of Weather Resilient Technologies, Practices, and Services: Rice (Paddy) Crop por CGIAR Research Program on Climate Change, Agriculture and Food Security, BAIF Development Research Foundation

“…It is primarily rain-fed in most parts of the country and majorly cultivated by marginal and small farmers. While crop yields have been increasing, the potential to close the existing yield gap is increasingly challenged by climatic risks, threatening the food security of the population. …”
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Non-market values of water sensitive urban designs: a case study on rain gardens por Iftekhar, Md. S., Zhang, F., Polyakov, M., Fogarty, J., Burton, M.

“…We found that people are willing to pay for rain gardens. The marginal willingness to pay for different features is similar in both locations, but the transfer of compensating surplus values between locations still generates transfer errors. …”
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Toward a feminist agroecology: achieving a socially just and sustainable food systems transformation por Zaremba, Haley, Elias, Marlène, Rietveld, Anne, Bergamini, Nadia

“…In order for agroecology to achieve its espoused twin aims of social and ecological wellbeing, women and other historically marginalized stakeholders must be empowered and centered as the movement’s protagonists. …”
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Migration and land rental as responses to income shocks in rural China por Ward, Patrick S., Shively, Gerald E.

“…Our results suggest that rainfall deficiencies during paddy maturing or harvesting seasons reduce the number of migrants by raising the marginal value product of farm labour, thereby increasing the opportunity costs associated with migration.…”
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Women cotton farmers: Their perceptions and experiences with transgenic varieties: A case study for Colombia por Zambrano, Patricia, Maldonado, Jorge H., Mendoza, Sandra L., Ruiz, Lorena, Fonseca, Luz Amparo, Cardona, Iván

“…With few exceptions, researchers in the area of impact evaluation of crop biotechnology have only marginally included gender considerations in their work. …”
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Estimating crop-specific production technologies in Chinese agriculture: a generalized maximum entropy approach por Zhang, Xiaobo, Fan, Shenggen

“…Despite a modest behavioral assumption about equal marginal returns of nonland inputs among crops, this method does not require price information, which is usually distorted in a centrally planned economy such as China. …”
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Searching an ex situ collection of wheat genetic resources por Gollin, Douglas, Smale, Melinda, Skovmand, Bent

“…The observation that wheat breeders “use” gene banks rarely does not imply that marginal accessions have low value. High costs of transferring genes with conventional breeding techniques mean that it may be efficient to store certain categories of genetic resources (such as landraces) “unused” for many years.…”
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From afterthought to forefront: Transforming agricultural resilience through co-designed socio-technical innovations por Lutomia, Cosmas Kweyu, Ketema, Dessalegn Molla, Nchanji, Eileen Bogweh

“…The perspectives of diverse groups, such as women, youth, or marginalized communities, are rarely considered during bundling or are treated as an afterthought, resulting in inequitable outcomes. …”
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Constructing samples for characterizing household food security and for monitoring and evaluating food security interventions: theoretical concerns and practical guidelines: Techni... por Carletto, Calogero

“…In part due to the commitment, on the part of many development agencies, to work in marginalized areas, this information is often either not available or grossly out-of-date. …”
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Transforming Agri-Food Systems: Workshop on Sustainable and inclusive canal water management in coastal Bangladesh por Sarker, Mou Rani, Rahman, M Mokhlesure

“…The workshop identify actionable pathways to sustainable water governance that prioritize food and livelihood security of the most marginalized in the face of persistent conflicts and inequalities surrounding freshwater canals. …”
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Insights from the Gender Up Workshop: A Gender Responsive Method to Scale por Souissi, Asma, Ouerghemmi, Hassen, Majri, Rihab, Shiri, Zahra, Dhehibi, Boubaker, Frija, Aymen

“…Key stakeholders, including local farmers and government representatives, collaborated to ensure inclusive scaling that addresses the needs of marginalized groups. Using the Gender-Up method, participants defined scaling ambitions and examined social dimensions affecting access to AOC benefits, focusing on challenges faced by vulnerable groups like women and young farmers. …”
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Water productivity and water footprint: misguided concepts or useful tools in water management and policy? por Amarasinghe, Upali A., Smakhtin, Vladimir U.

“…In other regions, economic and marginal WP for increasing overall production should take precedence in water management and policy decisions.…”
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Análisis del transporte de chips para biomasa = Energy chips transport analysis por Dominguez, Camila, Mac Donagh, Patricio, Leszczuk, Andrés, Hildt, Eduardo

“…The results show negative margin operations for the biomass harvest and transport.…”
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Análisis del transporte de chips para biomasa = Energy chips transport analysis por Domínguez, Camila, Mac Donagh, Patricio, Leszczuk, Andrés, Hildt, Eduardo

“…The results show negative margin operations for the biomass harvest and transport.…”
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Use of plants by Myzus persicae in agroecosystems: Potential applications in conservation biological control por Zumoffen, Leticia, Ghiglione, Carla, Signorini Porchiett, Marcelo Lisandro, Salvo, Silvia Adriana

“…Here, trophic webs involving M. persicae, its host plants and its parasitoids were described and quantified in wheat, oat and alfalfa agroecosystems from central Argentina, with special emphasis on the sub‐habitats where interactions occur: crops and adjacent field margins. Three fields cultivated with each crop species and their margins were sampled during three years; aphid abundance and mummification percentage were compared among crop plants and the diverse natural vegetation in the borders. …”
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Macedonian agriculture : preconditions for development of the agro-sector in Macedonia towards EU accession por Sergo, Leida

“…The types of farming which reveal the highest amounts of gross margin according to the used FMS sample from the years 2005-2008 are presented. …”