Resultados de búsqueda - "modernity"

El mejoramiento del arroz por Torres Castro, Edgar Alonso, Martínez Racines, César Pompilio

“…Rice improvement The main advantages and disadvantages of the methods most used by plant breeders in their attempt to develop varieties that respond to the needs of rice farmers, millers, consumers, and seed producers of the regional and global rice sector are described and illustrated with examples. Modern rice varieties have been developed using methods of phenotypical selection that little consider molecular structure. …”
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Pre-columbian mycobacterial genomes reveal seals as a source of new world human tuberculosis por Bos, Kirsten I., Harkins, Kelly M., Herbig, Alexander, Coscolla, Mireia, Weber, Nico, Comas, Iñaki, Forrest, Stephen A., Bryant, Josephine M., Harris, Simon R., Schuenemann, Verena J., Campbell, Tessa J., Majander, Kerrtu, Wilbur, Alicia K., Guichon, Ricardo A., Steadman, Dawnie L. Wolfe, Cook, Della Collins, Niemann, Stefan, Behr, Marcel A., Zumarraga, Martin Jose, Bastida, Ricardo, Huson, Daniel, Nieselt, Kay, Young, Douglas, Parkhill, Julian, Buikstra, Jane E., Gagneux, Sebastien, Stone, Anne C., Krause, Johannes

“…Modern strains of Mycobacterium tuberculosis from the Americas are closely related to those from Europe, supporting the assumption that human tuberculosis was introduced post-contact1. …”
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Enhancing agriculture and ending poverty: IFPRI and Japan por International Food Policy Research Institute

“…For more than 30 years, Japan has partnered with IFPRI in Africa and Asia, providing support for areas of shared concern—from agricultural modernization to capacity strengthening to nutrition. …”
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Agrifood systems: Transformation, structural change, and development por Diao, Xinshen, McMillan, Margaret S., Pauw, Karl, Thurlow, James

“…Agricultural transformation has long been critical to improving access to food, reducing poverty, and stimulating economic growth, but the role of agriculture in structural change and economic development is evolving in the modern context. This chapter explains the shifting paradigms in our understanding and approaches to agricultural transformation, which continue to redefine discourse, research, and action. …”
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Tractor design and operation for research stations: IITA research guide, No. 4 por Hartley, P.

“…The agricultural tractor has passed through a long evolution from the early steam-powered machines to the modern petrol and diesel engine tractors of today. …”
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Land and embedded rights: an analysis of land conflicts in Luoland, Western Kenya por Hebinck, Paul, Mango, Nelson

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Does decentralization serve the poor? por von Braun, Joachim, Grote, Ulrike

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Pronafs farmer field fora por Gbaguidi, B., Coulibaly, O.

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Modernización y competitividad de la cacaocultura latinoamericana

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Marina visioner por Persson, Alfred

“…Old industrial harbours are regenerated into modern living areas with a recreational purpose. In Sweden the marina has not taken part in this development, thus remained in the monotony and large-scale structures of modernism. …”
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Strategies steering intensification pathways of farmers in Central Malawi por Timler, Carl J., Groot, Jeroen C.J., Snapp, Sieglinde S., Tittonell, Pablo A.

“…Three main strategies emerged: Seed Saving Peasants, Aspirant Modern Farmers and Entrepreneurial Business(wo)men. …”
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Adoption and impact of hybrid rice in India: Evidence from a large-scale field survey por Negi, Digvijay Singh, Kumar, Anjani, Birthal, Pratap Singh, Tripathi, Gaurav

“…The paper also assesses the impact of adoption of hybrids and modern varieties on crop yield, vis-à-vis the old or traditional varieties.Using unit-level data from a large-scale survey of farm households (19,877 paddy cultivators), the authors applied multi-nomial regression method to understand the factors for adoption of hybrid rice and instrumental variable method of regression to estimate its impact.The findings demonstrate that in India, hybrid rice is often grown on relatively poor soils, resulting in greater irrigation costs and for other inputs, such as fertilizers. …”
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Leading the way: Foreign direct investment and dairy value chain upgrading in Uganda por Van Campenhout, Bjorn, Minten, Bart, Swinnen, Johan

“…Furthermore, we also provide an econometric analysis that focuses on the integration of value chain actors into modern value chains more broadly defined. We find that dairy value chains are transforming rapidly, but innovations are more pronounced in areas that received the bulk of FDI. …”
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Cryotherapy, breeding instrument, commercial stock deposit: Cryopreservation is more than a long term conservation tool for of plant genetic resources por Panis, Bart

“…Cryopreservation can, however, also be applied as a tool in classical as well as modern breeding initiatives. For example, for many adult trees (such as conifers) clonal propagation is only possible through somatic embryogenesis (starting from seeds). …”
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Optimal light spectrum to laying hens por De Groot, Rosan

“…Modern poultry farming still struggles with high levels of feather pecking in laying hens (Gallus gallus domesticus). …”
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Direct and spillover effects of agricultural advisory services: Evidence from the farm science centre in Uttar Pradesh, India por Varshney, Deepak, Joshi, Pramod Kumar, Dubey, Shantanu Kumar

“…At the Farm Science Centre (known locally as Krishi Vigyan Kendra [KVK]), scientists demonstrate modern technologies and develop capacity-building programs. …”
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Transitioning from consensual to objective seasonal climate and hydrological forecasting in West Africa and the Sahel por Tanimoune, Laouali I, Assoumana, Boubacar Toukal, Mohamed, Hamatan, Halidou, Tinni Seydou, Ali, Abdou, Kiema, Arsene, Nimon, Pouwereou, Soumana, Djibo, Houngnibo, Mandela C M, Segnon, Alcade Christel, Zougmore, Robert Bellarmin

“…To address these gaps, AGRHYMET—endorsed by ECOWAS as a Regional Climate Centre (RCC) for West Africa and the Sahel—has led a major modernization effort in partnership with NMHSs, ACMAD, basin organizations, and international institutions. …”
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A risk-minimizing argument for traditional crop varietal diversity use to reduce pest and disease damage in agricultural ecosystems por Jarvis, D., Mulumba, J., Peng, H., Paparu, P., Yang, Y., Lu, C., Fadda, Carlo

“…This uniform resistance is met by the continuing evolution of new races of pests and pathogens that are able to overcome resistance genes introduced by modern breeding, creating the phenomenon of boom and bust cycles. …”
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Livestock behaviour, management and welfare por Manteca i Vilanova, X., Smith, A.J.

“…The focus here is on cattle, sheep, goats, pigs and poultry, with the authors providing management suggestions for a range of different livestock production systems, both traditional and modern. Readers are also introduced to such issues as the behavioural aspects of reproduction and how to manage feeding behaviour for maximum productivity.…”
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Enabling factors to make ocean wave power a competitive renewable energy source por Karagjozi, Frencis, Parker, Gary

“…This is even the case in Scotland and Sweden, who have a modern industry development and a strong focus on their renewable energy portfolio. …”
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