Results 61 to 70 of about 77,194 (216)
Advanced Science, EarlyView.Oocytes play crucial roles in maintaining ovarian fate in adult gonochoristic fish. Targeted oocyte ablation with aromatase inhibition triggers the activation of surviving germline stem cells and the transdifferentiation of somatic cells from granoulosa/theca to Sertoli/Leydig lineages, inducing a complete and functional female‐to‐male sex reversal ...
Yang Yang +6 more
wiley +1 more source
Revista de la Facultad de Agronomía, 2018 En la actualidad es indispensable lograr la inocuidad de los alimentos consumidos, por ello es que se organizaron instancias de capacitación, con docentes y alumnos de Escuelas de Educación Agraria de la Provincia de Buenos Aires, orientados a promover ...
María Cecilia Mouteira +3 more
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AIA Avances en Investigación Agropecuaria, 2022 Contexto. El estudio presenta la sistematización de experiencias de un proyecto para el fortalecimiento de la cadena láctea colombiana a la luz de las prácticas de cuatro asociaciones, así como proceso de formación del equipo de extensionistas ...
Leidy Patricia Tibaduiza-Castañeda
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Advanced Energy Materials, EarlyView.This study presents ultrathin, high‐capacity aluminum‐air batteries (AABs) for self‐sustaining, skin‐conformal electronics. By utilizing ambient moisture and oxygen alongside a LiCl‐based hygroscopic hydrogel electrolyte, the design significantly reduces battery thickness while preventing dehydration and Al self‐corrosion.
Jaeil Park +12 more
wiley +1 more source
Ecología Austral, 1994 Se determinó la distribución del guanaco Lama guanicoe en Tierra del Fuego, Argentina, y su abundancia relativa en la zona de estepa y de ecotono bosque-estepa.
Never Bonino, Edgardo Fernandez
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How Video‐Based Information Affects Farmers' Willingness to Pay for Drone Services
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT Professional service for digital technology like agricultural drones lowers transaction costs and scope thresholds for smallholders. Meanwhile, perceptual adoption barriers remain underexplored. We conduct a two‐stage choice experiment with a randomized video‐based information treatment among 384 Chinese crop farmers to measure its effect on ...
Hua Zhang +4 more
wiley +1 more source
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT To increase farmer adoption of green practices, the EU Common Agricultural Policy includes both mandatory (conditionality) and voluntary instruments (eco‐schemes–ECS– and more demanding, multi‐annual agri‐environment‐climate measures –AECM–). Building on the experiment of Barreiro‐Hurle et al.
L. Sanchez‐Mata +4 more
wiley +1 more source
Revista Facultad Nacional de Agronomía Medellín, 2006 Ante los cambios ocurridos en el ámbito rural, las formas y las estrategias usadas en la práctica de la extensión no pueden permanecer inmóviles. En respuesta a esta preocupación, el propósito de este artículo es reflexionar y discutir en torno a los ...
Marlon Javier Méndez Sastoque
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Keeping Pace or Falling Behind? The Depth of Latin American Trade Agreements
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT This article examines whether Latin American countries are keeping pace with global trends in trade agreement depth or falling behind. Using 681 agreements (1970–2019), we develop the Depth Index of Trade Agreements (DITA) to weight provisions endogenously through factor analysis based on co‐occurrence patterns.
Raphael Gomes da Silva +2 more
wiley +1 more source
Chinese Trade Competition and Rural Mexican Migration
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT China's accession to the World Trade Organization in 2001 reshaped global trade, reducing U.S. demand for Mexican manufactured goods and weakening Mexico's manufacturing employment. This study estimates how this trade‐induced decline affected migration and employment decisions among rural Mexicans.
Zachariah Rutledge, Joaquin Mayorga
wiley +1 more source