Resultados de búsqueda - "marginalism"

UrbanFoodplus – African-German Partnership to enhance resource use efficiency in urban and peri-urban agriculture for improved food security in West African cities por Buerkert, Andreas, Marschner, B., Steiner, C., Schlecht, Eva, Wichern, M., Schareika, N., Lowenstein, W., Drescher, A.W., Glaser, R., Kranjac-Berisavljevic, Gordana, Gnankambary, Z., Drechsel, Pay, Jean-Pascal Lompo, D.

“…Food security in West Africa not only depends on productivity increases in marginal rural areas, but also on enhanced use of intensively farmed agricultural “niche” lands such as the urban and peri-urban spaces. …”
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Global food efficiency of climate change mitigation in agriculture por Kleinwechter, U., Levesque, Antoine, Havlík, Petr, Forsell N, Zhang Y, Fricko O, Obersteiner, Michael

“…Results indicate increasing marginal costs of abatement in terms of food calories and suggest that agricultural mitigation is most food efficient in a policy regime with global collaboration. …”
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Public private partnerships: only for the well-off? Evidence from the rural productive partnership project in Colombia por Parra-Peña, Rafael Isidro, Lundy, Mark M., Bischler, Jana, Astorquiza, Bilver Adrian, Hurtado Bermudez, Jhon Jairo

“…These findings suggest that market access PPPs such as the PAAP can be inclusive, helping to link marginalized smallholder farmers to modern agricultural value chains.…”
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Value chain transformation: Taking stock of WorldFish research on value chains and markets por Kruijssen, Froukje, Audet-Belanger, G., Choudhury, A., Crissman, C.C., Dalsgaard, Jens Peter T., Dawson, C., Dickson, M., Genschick, S., Islam, M.M., Kaminski, A., Keus, H.J., McDougall, Cynthia, Banda, L.E., Muyaule, C., Rajaratnam, S.

“…The goal of WorldFish’s research on markets and value chains is to increase the benefits to resource-poor people from fisheries and aquaculture value chains by researching (1) key barriers to resource-poor men, women and other marginalized groups gaining greater benefits from participation in value chains, including barriers related to the availability, affordability and quality of nutrient-rich fish for resource-poor consumers; (2) interventions to overcome those barriers; and (3) mechanisms that are most effective for scaling up of value chain interventions. …”
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Economic analysis of Imazapyrresistant maize technology for small farm households in western Kenya por Mignouna, Djana B., Manyong, Victor M., Mutabazi, K.D., Senkondo, E., Madulu, R.B., Labintan, C.A., Akinola, Adebayo A.

“…A multistage sampling technique was used to select a total of 600 households from Nyanza and Western provinces for this study. Gross margins and cost to benefit ratios were used as the main tools in data analysis. …”
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Coupling land-use change and hydrologic models for quantification of catchment ecosystem services por Yalew, S.G., Pilz, T., Schweitzer, C., Liersch, S., Kwast, J. van der, Griensven, Ann van, Mul, Marloes L., Dickens, Chris, Zaag, P. van der

“…Performance of coupled models when compared to the uncoupled models were marginal, but the coupled models excelled at the quantification of catchment ecosystem services more robustly.…”
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Recovering bioenergy in Sub-Saharan Africa: gender dimensions, lessons and challenges por Njenga, M., Mendum, R.

“…The synthesis of the cases concludes that resource recovery and reuse for energy offers an alternative to conventional centralized grid projects which, while attractive to investors and large-scale enterprises, do not necessarily provide job opportunities for marginalized communities. Reusing locally available waste materials for energy production and as soil ameliorant (in the case of biochar) in small enterprises allows women and youth who lack business capital to begin modest, locally viable businesses. …”
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Three new South American species of genus Aphis (Hemiptera: Aphididae) living on species of Euphorbia (Euphorbiaceae) por López Ciruelos, Sara I., Mier Durante, Milagros Pilar, Ortego, Jaime, García-Tejero, Sergio, Nieto Nafría, Juan Manuel

“…These new species may be distinguished from each other, besides other features, by the abdominal marginal tubercles: in A. tehuelchis these are present on segments 1 and 7 and on several of segments 2 to 6, in A. maulensis they are on segment 1 and on several segments 2 to 6, but lacking on segment 7, and in A. eucollinae they are only on segments 1 and 7. …”
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An innovation path in Argentinean cow–calf operations: Insights from participatory farm system modelling por Fernandez Rosso, Catalina, Bilotto, Franco, Lauric, Miriam Andrea, De Leo, Geronimo, Torres Carbonell, Carlos Alberto, Arroqui, Mauricio A., Sørensen, Claus G., Machado, Claudio F.

“…The objective was to assess, under interannual climate variability, the productive and economic performance and greenhouse gas emissions and the marginal value of additional feed of four cow–calf systems arranged as a potential farm innovation path in the SWBS, Argentina. …”
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Análisis económico del comportamiento de herbicidas en girasol en el Valle del Cauca año 1986. por Villarruel Vargas, Libardo

“…Las recomendaciones técnicas con criterio económico se seleccionaron mediante el parámetro TRM (tasa de retorno marginal). La sección de Fisiología Vegetal del Centro de Investigaciones Palmira (Valle del Cauca) obtuvo los resultados biofísicos al evaluar 14 tratamientos para el control de malezas, que incluían aplicaciones presiembra incorporada (PSI) y preemergente (PRE) de 8 herbicidas solos y en mezcla, ellos son: Treflan, Vernam, Eradicane, Prowl, Sencor, Lazo, Afalon y Dual…”
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Financial analysis of the Russian forest product companies por Sokolov, Stanislav

“…It was connected with low returns on assets and inadequate profit margins. Activity ratios that define the companies' market strategies had more or less good figures. …”
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Ståndortsanpassad växtanvändning på bjälklag por Lindström, Per

“…It's not really until you have tried the plant's on the site as you can say for real if they are going to like the spot or not. It is such narrow margins for the plants to survive on, as places on roofs can be such extreme situations. …”
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Exploiting biodiversity of traditional crops for mainstreaming nutrition sensitive agriculture in Nepal por Gauchan, D.

“…Traditional crops cultivated and consumed over generationsare important components of agrobiodiversity and support dietary diversity, productivity and livelihoods of marginalized populations in Nepal. This paper outlines the value of traditional nutrient dense crops to promote nutrition sensitive agriculture by exploiting rich biodiversity of these crops through nutrition sensitive value chain development. …”
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Agriculture in intergenerational relations: Ethnic Thai youth in northern Vietnam por Kawarazuka, Nozomi, Nguyen Thi Van Anh, Vu Xuan Thai

“…Instead, gendered experiences of ethnically marginalized youth should be reflected in relevant policies and agenda settings to support youth agriculture embedded in intergenerational reciprocal relations.…”
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The competitiveness of beef exports from Burkina Faso to Ghana por Rich, Karl M., Wane, Abdrahmane

“…Market segmentation strategies, infrastructure development, and animal productivity all generate marginal improvements in competitiveness, but not enough to compete with third-country supplies. …”
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Overcoming Key Barriers for Secondary Cloud Forest Management in Mexico por Toledo-Aceves, T., Guariguata, Manuel R., Günter, S., Porter-Bolland, L., Merino, L.

“…The main constraints identified include contradictory norms and policies and the marginalization of smallholders in timber production activities. …”
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Small Farmers Large Field (SFLF): a synchronized collective action model for improving the livelihood of small farmers in India por Baruah, S., Mohanty, Samarendu, Rola, A.C.

“…This study pilots the collective action model “Small Farmers Large Field (SFLF)” to overcome the disadvantages faced by millions of small and marginal farmers due to diseconomies of scale and lack of bargaining power in the supply chain. …”
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Climate migration and social transformation: The case of West Africa por CGIAR Research Program on Water, Land and Ecosystems

“…Migration is increasingly seen as a climate adaptation strategy with benefits as well as challenges including conflict risks, ‘trapped populations’ stranded in marginal areas, and the rapid growth of cities. The benefits and costs of migration will be unevenly distributed at the national, local and household levels. …”
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Collective farming in Nepal (Nepal agriculture collectives) por International Water Management Institute

“…Between 2015 and 2019, a set of farmer collectives were piloted in DSI4MTF and served as a model for a novel approach to addressing the challenges of small and fragmented holdings in the Eastern Gangetic Plains, unequal landlord-tenant relations, and severe irrigation access constraints faced by marginal and tenant farmers. The collectives approach entailed the formation of small groups of 4-10 farmers who cultivate a contiguous piece of land and collaborate in various ways in land preparation, production, and marketing. …”
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Plot-level impacts of improved lentil varieties in Bangladesh por Yigezu, Yigezu Atnafe, Rahman, M.W., El-Shater, T., Alene, A., Sarker, A., Kumar, S., Frija, A.

“…Model results show that adoption of ILVs is associated with 14.3% (181.14 kg/ha) higher yields and 17.23% (US$169.44/ha) higher gross margins. Since 45% of lentil area is under ILVs, they generated over 8.77 tones (6%) more supply of lentils from domestic sources, saving the country US$8.22 million in imports in 2015 alone. …”
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