Results 31 to 40 of about 359,030 (158)

Effects of landscape context on avian specialist response to increased surface temperature in protected areas

open access: yesConservation Biology, EarlyView.
Abstract Human development is a driver of global change and a major threat to biodiversity. Protected areas maintain and support biodiversity, but outside stressors, such as climate change and land use change, can negatively influence natural resources within protected areas.
Leah J. Rudge   +2 more
wiley   +1 more source

A holistic approach to enhance the use of neglected and underutilized species: the case of Andean grains in Bolivia and Peru [PDF]

open access: yes, 2014
The IFAD-NUS project, implemented over the course of a decade in two phases, represents the first UN-supported global effort on neglected and underutilized species (NUS).
Amaya, K.   +5 more
core   +2 more sources

Governance Structures, Political Change and Executive Turnover in State‐Owned Enterprises: Evidence From Chile

open access: yesRegulation &Governance, EarlyView.
ABSTRACT To address the shortcomings associated with state ownership, countries have implemented various legal strategies to curb political influence in state‐owned enterprises. This research studies whether these strategies constrain the government's ability to use their appointment powers for political considerations.
Pablo Torres
wiley   +1 more source

Muestreo de adultos de Rhyssomatus subtilis (Coleoptera: Curculionidae) en soja, utilizando el método del paño vertical [PDF]

open access: yes, 2013
Rhyssomatus subtilis Fiedler (Coleoptera: Curculionidae) adults were sampled in 10 soybean crop fields in Northwestern Argentina throughout 2012 and 2014, using the vertical beat sheet (VBS) method.
Casmuz, Augusto S.   +6 more
core  

Histopatología de raíces de Pinus patula Schiede ex Schltdl. et Cham. y de Pinus pseudostrobus Lindl. infectadas con Phytophthora cinnamomi Rands, 1922

open access: yesRevista Mexicana de Ciencias Forestales, 2017
Phytophthora cinnamomi es uno de los fitopatógenos más devastadores a nivel mundial, ya que ocasiona pudriciones de raíz y la muerte de numerosas especies vegetales.
Santos Gerardo Leyva Mir   +5 more
doaj   +1 more source

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

Desarrollo agrícola e innovación tecnológica : centro de investigación para el desarrollo agrícola, Osorno, Región de los Lagos, Chile. [PDF]

open access: yes, 2013
Tesis (Arquitecto)RESUMEN: El proyecto que se plantea a continuación busca generar mayor competitividad en la cadena de la producción láctea , dándole herramientas a los productores, de manera de mejorar la cantidad y calidad de leche que se produce ...
Escoval del Schwerter, Cecilia
core  

Along the Silenced Footsteps of Latin American Pastoralists: From Mexico to Argentina, a Journey Through Pastoral Systems in Latin America

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 31, Issue 1, March 2026.
ABSTRACT Pastoralism worldwide faces a complex landscape of increased pressures and exclusion. Beyond ecological and economic challenges, pastoralists suffer eroding cultural identity, limited generational renewal, and political marginalization. Yet pastoral livelihoods are increasingly recognized as stewards of sustainable futures and amongst the best
Greta Semplici, Pablo Manzano
wiley   +1 more source

Proyecto: Modelos de Negocios para Abordar los Motores de la Deforestación en Perú [PDF]

open access: yes, 2019
Perú está comprometido con la reducción de las emisiones de gases de efecto invernadero (GEI) derivadas de la deforestación y la agricultura, y con un desarrollo agrícola bajo en emisiones.
International Center for Tropical Agriculture
core  

Tracer Hydrology Practices, Challenges, and Opportunities Across Latin America and the Caribbean

open access: yesHydrological Processes, Volume 40, Issue 1, January 2026.
Tracer monitoring characteristics across the LAC region: overview of sampled hydrologic systems, commonly used tracers, routine and event‐based sampling strategies, integration with hydrometric measurements, and monitoring durations. ABSTRACT Tracer hydrology in Latin America and the Caribbean has made significant progress in recent decades, largely ...
Ricardo Sánchez‐Murillo   +47 more
wiley   +1 more source

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