Results 81 to 90 of about 405,302 (189)

Elevational variation in heart mass and suppression of hypoxia‐induced right ventricle hypertrophy in Andean leaf‐eared mice (Phyllotis)

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend In lowland mammals that ascend to high elevation, hypoxia‐induced changes in the pulmonary circulation can give rise to hypoxic pulmonary hypertension (HPH) and associated right‐ventricle (RV) hypertrophy. Andean mice with broad elevational ranges have greater heart mass relative to body size at higher elevations, but they ...
Naim M. Bautista   +9 more
wiley   +1 more source

Estación de Fitopatología Agrícola de Galicia, La Coruña

open access: yes, 1935
Estas follas divulgativas da Estación de Fitopatoloxía Agrícola da Coruña se publicaban como resposta as consultas sobre pragas que os agricultores envíaban á Estación.Descrición baseada en: hoja n.
Estación de Fitopatología Agrícola de Galicia
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Does the Adoption of Improved Cassava Varieties Boost Productivity in Ghana? The Role of Technology, Management, and Structural Gaps

open access: yesWorld Food Policy, Volume 12, Issue 2, November 2026.
ABSTRACT Agricultural development initiatives in sub‐Saharan Africa have emphasized improved crop varieties as a pathway to food security, resilience, and rural poverty reduction. However, empirical evidence often focuses narrowly on plot‐level outcomes and overlooks whole‐farm effects and the substantial heterogeneity in farmers' management practices,
Kodjo Kondo   +4 more
wiley   +1 more source

Seminario Regional sobre la Coordinación de Extensión Investigación y Crédito Agrícola

open access: yes, 1974
Este documento presentan los documentos, discursos, participantes y conferencias del Seminario Regional sobre la Coordinación de Extensión Investigación y Crédito Agrícola, realizado los días 25 al 29 de marzo de ...
Seminario Regional sobre la Coordinación de Extensión Investigación y Crédito Agrícola Bogotá, Colombia 25-29 de marzo, 1974.   +1 more
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Curricularización de la extensión universitaria: prácticas y sentidos en disputa [PDF]

open access: yes, 2018
La curricularización de la extensión no resulta un hecho aislado dentro de las derivas extensionistas. Ésta se ve fortalecida por dos políticas convergentes: por un lado, un proceso de integración de las funciones universitarias (enseñanza, extensión e ...
Extensión, Secretaría de
core   +1 more source

Adding the Farmer Domain to Aquifer Recharge: Insights From Smallholder Farmers' Natural Water Retention Measures in the Danube–Tisza Interfluve, Hungary

open access: yesWorld Water Policy, Volume 12, Issue 4, November 2026.
ABSTRACT This paper describes and analyzes recharge practices in Bács‐Kiskun County, Hungary, within what can be categorized as the farmer domain. Such locally embedded aquifer recharge practices remain underexplored in Hungary. Current research and funding largely focus on large‐scale Managed Aquifer Recharge (MAR) interventions emphasizing intended ...
Helen Sundberg, Michael Gilek
wiley   +1 more source

LOS RETOS DE LA EXTENSIÓN ANTE UNA NUEVA Y CAMBIANTE NOCIÓN DE LO RURAL THE CHALLENGES OF EXTENSION FACING A NEW AND CHANGING NOTION OF RURALITY

open access: yesRevista 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
doaj  

Cell Type‐Specific Extracellular Vesicles in Mouse Brain: Proteomic Signatures Highlight Astrocytic GlialCAM Network and GPCR Enrichment

open access: yesGlia, Volume 74, Issue 10, October 2026.
Cell type–specific EVs were isolated from mouse brain and profiled by proteomics. Each EV subtype exhibited proteomic signatures consistent with the specialized functions of its cell of origin. Astrocyte‐derived EVs (ADEVs) were enriched for the GlialCAM/MLC1 network and GPCRs.
Alba M. Lucart‐Sanchez   +7 more
wiley   +1 more source

Causas para la adopción de tecnologías para la renovación de cafetales – Caso El Colegio (Cundinamarca)

open access: yesAgronomía Colombiana, 2010
La caficultura colombiana la realizan cerca de 500.000 agricultores<br />en 580 municipios, constituyéndose en la principal fuente<br />de ingreso para dos millones de personas en el sector rural.
Gaitan Carlos Alberto   +1 more
doaj  

A global assessment of animal community responses to agricultural management

open access: yesConservation Biology, Volume 40, Issue 5, October 2026.
Abstract Transitions in agricultural management through crop and noncrop diversification on intensively managed croplands or pastures have benefited biodiversity. However, the extent to which agricultural management benefits species communities present in undisturbed ecosystems remains largely unclear.
Susana López Rodríguez   +3 more
wiley   +1 more source

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