Resultados de búsqueda - "A"

Amplitude response, Melnikov’s criteria, and chaos occurrence in a Duffing’s system subjected to an external periodic excitation with a variable shape por Ndjomatchoua, Frank T., Djomo, Thierry L.M., Kemwoue, Florent F., Gninzanlong, Carlos Lawrence, Kepnang, Maxime P., Siewe, Martin S., Tchawoua, Clément, Pedro, Sansao A., Kofane, Timoleon C.

“…The present study considers the nonlinear dynamics of a Duffing oscillator under a symmetric potential subjected to a pulse-type excitation with a deformable shape. …”
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Conservation agriculture improves agronomic, economic, and soil fertility indicators for a clay soil in a rainfed Mediterranean climate in Morocco por Devkota Wasti, Mina Kumari, Devkota, Krishna, Agrawal, Shiv Kumar

“…OBJECTIVE: The objective of this study was to systematically evaluate agronomic, economic, and soil fertility indicators under CA and conventional tillage (CT) using field experimentation (medium-term) and simulation modeling (long-term) for a clay soil of a rainfed Mediterranean environment. …”
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Enteric methane emission estimates for Kenyan cattle in a nighttime enclosure using a backward Lagrangian Stochastic dispersion technique por Wolz, Kevin, Leitner, Sonja, Merbold, Lutz, Wolf, Benjamin, Mauder, Matthias

“…This study provides methane (CH4) emission estimates for mature female African beef cattle in a semi-arid region in Southern Kenya using open-path laser spectroscopy together with a backward Lagrangian Stochastic (bLS) dispersion modeling technique. …”
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The burdens of participation: A mixed-methods study of the effects of a nutrition-sensitive agriculture program on women’s time use in Malawi por Margolies, Amy, Colantuoni, Elizabeth, Morgan, Rosemary, Gelli, Aulo, Caulfield, Laura E.

“…We tested this hypothesis on a nutrition-sensitive agriculture program delivered through community-based preschools in Malawi. …”
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Can a cash crop be a women’s crop?: Examining gender norms, relations and equity around lentil commercialization in Ethiopia por Nomunume Baada, Jemima, Najjar, Dina, Seifu, Mahelet Hailemariam

“…The findings reveal that despite naming lentils a women’s crop, women remain marginalized from the sale and use of lentil. …”
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Performance of testers with contrasting provitamin A content to evaluate provitamin A maize for resistance to Aspergillus flavus infection and aflatoxin production por Mboup, M., Aduramigba-Modupe, A.O., Sayadi Maazou, A.R., Olasanmi, B., Mengesha Abera, W., Meseka, S.K., Dieng, I., Bandyopadhyay, R., Menkir, A., Ortega-Beltran, A.

“…In sub-Saharan Africa (SSA), millions of people depend on maize as a primary staple. However, maize consumers in SSA may be exposed to malnutrition due to vitamin A deficiency (VAD) and unsafe aflatoxin levels, which can lead to serious economic and public health problems. …”
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The Alliance supported a regional government in Peru to develop a bio trade strategy and 2028 action plan with regional partner por Wiederkehr Guerra, Gabriela Patricia, Ivanova, Yovita

“…To promote the sustainable use of native biodiversity, the Regional Government of Ucayali in Peru formed a Regional Technical Commission on BioTrade to develop a Regional Strategic Plan following an agroecological approach. …”
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Biosécurité : Maîtrise des Risques dans l’Application des Biotechnologies à l’Agriculture et à l’Environnement por Persley, Gabrielle J., Giddings, L. V., Juma, Calestous

“…Ce document constitue un guide pratique à l'intention des décideurs et responsables de recherche dont le temps est compté et qui n'ont pas toujours accès aux nombreux documents publiés à ce jour sur les problèmes de sécurité posés par les biotechnologies. …”
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Impacts of a digital credit-insurance bundle for landless farmers: Evidence from a cluster randomized trial in Odisha, India por Pattnaik, Subhransu, Kramer, Berber, Ward, Patrick S., Yingchen Xu, Tharakeswar, G.

“…Resulting credit and risk constraints prevent them from making potentially profitable investments in their farms. We implemented a randomized evaluation of the impacts of KhetScore, an innovative credit scoring methodology that uses digital technologies to unlock credit and insurance for smallholders including landless farmers in Odisha, a state in eastern India. …”
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Exploring varietal uptake through a gender lens: Insights from a multi-country, multi-crop qualitative study por Cavicchioli, Martina

“…This contribution presents the preliminary results of a qualitative study complementing an experimental design conducted in Nigeria, Kenya, Ethiopia, Uganda, and India under Work Package 3 of the One CGIAR Market Intelligence initiative. …”
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Sparking a revolution in groundwater irrigation? Evidence on the impact of electrification on groundwater irrigation markets from a census survey in Bangladesh por Kishore, Avinash, Ray, Shreya, Varshney, Deepak, Radhakrishna, Manikantha, Krupnik, Timothy J.

“…However, there is limited information on the changing energy irrigation nexus in Bangladesh. Using data from a primary census survey of 60 villages (7,500 households) in Rajshahi and Rangpur divisions in northwest Bangladesh conducted in 2023, this research note provides some preliminary evidence on the patterns of electrification of irrigation in these divisions and the evolving behavior and interaction of electric pump owners vis-à-vis diesel pump owners.…”
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Public policies for the development of a sustainable, forage-based cattle sector in Colombia, Argentina, and Costa Rica: A comparative analysis por Burkart, Stefan, Díaz, Manuel Francisco, Moreno Lerma, Leonardo

“…It is concluded that the policy efforts for the implementation of silvo-pastoral systems should be seen as initial steps in a longterm process towards achieving a sustainable cattle sector. …”
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Exploring questions of justice in climate adaptation: A cautionary case study on participatory parity from a smallholder village in Zimbabwe por Petesch, Patti, Fisher, Eleanor, Hellin, Jon, Kanui, Mary Ng'endo

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Impacts of a digital credit-insurance bundle for landless farmers: Evidence from a cluster randomized trial in Odisha, India por Kramer, Berber, Pattnaik, Subhransu, Ward, Patrick S., Xu, Yingchen

“…Resulting credit and risk constraints prevent them from making potentially profitable investments in their farms. We implemented a randomized evaluation of the impacts of KhetScore, an innovative credit scoring methodology that uses digital technologies and in particular remote sensing to unlock credit and insurance for smallholders including landless farmers in Odisha, a state in eastern India. …”
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Facilitating the adoption of high-throughput sequencing technologies as a plant pest diagnostic test in laboratories: A step-by-step description por Lebas, B., Adams, I., Rwahnih, M.A., Baeyen, S., Bilodeau, G.J., Blouin, A.G., Boonham, N., Candresse, T., Chandelier, A., Jonghe, K. de, Fox, A., Gaafar, Y.Z.A., Gentit, P., Haegeman, A., Ho, W., Hurtado-Gonzales, O., Jonkers, W., Kreuze, Jan F., Kutjnak, D., Landa, B., Liu, M., Maclot, F., Malapi-Wight, M., Maree, H.J., Martoni, F., Mehle, N., Minafra, A., Mollov, D., Moreira, A., Nakhla, M., Petter, F., Piper, A.M., Ponchart, J., Rae, R., Remenant, B., Rivera, Y., Rodoni, B., Roenhorst, J.W., Rollin, J., Saldarelli, P., Santala, J., Souza-Richards, R., Spadaro, D., Studholme, D., Sultmanis, S., Vlugt, R. van der., Tamisier, L., Trontin, C., Vazquez-Iglesias, I., Vicente, C.S.L., Vossenberg, B.T.L.H., Wetzel, T., Ziebell, H., Massart, S.

“…High-throughput sequencing (HTS) is a powerful tool that enables the simultaneous detection and potential identification of any organisms present in a sample. …”
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A free lunch or a walk back home? The school food environment and dietary behaviours among children and adolescents in Ghana por Fernandes, Meenakshi, Folson, Gloria, Aurino, Elisabetta, Gelli, Aulo

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Adding a nutrition behavior change communication component to an early childhood development intervention in Malawi: A cluster randomized trial por Gelli, Aulo, Gladstone, Melissa, Twalibu, Aisha, Nnensa, Theresa, Kariger, Patricia, Alderman, Harold

“…This study presents the impact results of the NEEP-IE trial focusing on child development outcomes of pre-school children during a 12m intervention period.…”
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Introduction [In A thriving agricultural sector in a changing climate: Meeting Malabo Declaration goals through climate-smart agriculture] por De Pinto, Alessandro, Ulimwengu, John M.

“…Climate change is a significant and growing threat to food security already affecting vulnerable populations in many developing countries and expected to affect more people, more areas, and more farmers in the future. …”
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Aid effectiveness in poverty alleviation in a post-conflict, post-disaster situation: A case study of district Swat, Pakistan por Ali, Murad

“…This project aims at exploring the effectiveness of foreign aid within the 2005 Paris Declaration (PD) framework in a post-conflict and post-disaster zone. Focusing on the Swat region in the Khyber Pakhtunkhwa (KP) province in northern Pakistan, which witnessed unprecedented humanitarian crisis in the form of the 2009 militant insurgency and the 2010 floods, the key goal is to examine the effectiveness of donor-funded projects in rehabilitation and reconstruction. …”
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Decentralizing agricultural public expenditures: Findings from a scoping study at the onset of a new stage in Ghana’s decentralization reform por Mogues, Tewodaj, Omusu-Baah, Kwaku

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