Artículos científicos: Envíos recientes
Mostrando ítems 281-300 de 646
-
Seeding Resilient Restoration: An Indicator System for the Analysis of Tree Seed Systems
(MDPI, 2021-08-09)Achieving multi-million-hectare commitments from countries around the world to restore degraded lands in resilient and sustainable ways requires, among other things, huge volumes of tree planting material. Seed systems ... -
Urolitiasis en caprinos del Departamento Empedrado (Corrientes, Argentina)
(Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2020)La urolitiasis es un trastorno obstructivo total o parcial de las vías urinarias, frecuente en pequeños rumiantes en producción intensiva. En una población de 58 caprinos confinados, se detectaron 8 casos de urolitiasis, ... -
Bases para una ley de pastizales de regiones áridas y semiáridas de la Argentina
(Asociación Argentina de Ecología, 2021-08)Los pastizales proveen múltiples servicios ecosistémicos de alto valor para la sociedad, tanto local como globalmente, pero se encuentran amenazados por procesos de degradación, el impacto del cambio climático y modificaciones ... -
Aggressive tree killer or natural thinning agent? Assessing the impacts of a globally important forest insect
(Elsevier, 2021-03)Invasive insects and pathogens are prominent tree mortality agents in forests around the world, and the magnitude of their impacts is increasing. Comparative studies across multiple populations can be helpful for the ... -
Razas locales ante emergencias ambientales: desempeño y aportes a partir del repoblamiento con Cabras Criollas Neuquinas en Patagonia, Argentina
(Asociacion Latinoamericana de Produccion Animal, 2021-02)La Línea Sur de Río Negro (Patagonia, Argentina) es una zona caracterizada por su clima árido-semiárido de secano y sujeta a eventos naturales extremos, como sequías y nevadas abundantes. Estos factores impulsaron la pérdida ... -
The Use of hCG for Inducing Ovulation in Sheep Estrus Synchronization Impairs Ovulatory Follicle Growth and Fertility
(MDPI, 2021-04)Currently, there is an intense effort to find an alternative hormone to eCG to induce ovulation after estrus synchronization treatments in sheep. One of the proposed alternatives is based on the use of hCG, but the results ... -
Characterization of a Nanovaccine Platform Based on an α1,2- Mannobiose Derivative Shows Species-non-specific Targeting to Human, Bovine, Mouse, and Teleost Fish Dendritic Cells
(ACS Publications, 2021-07)Dendritic cells serve as the main immune cells that trigger the immune response. We developed a simple and cost-effective nanovaccine platform based on the α1′,2-mannobiose derivative for dendritic cell targeting. In ... -
Quantifying farmers’ preferences for cropping systems intensification: A choice experiment approach applied in coastal Bangladesh’s risk prone farming systems
(Elsevier, 2021-04)Sustainable intensification (SI) is envisioned as an effective strategy for developing countries to increase farm productivity while reducing negative environmental and social externalities. The development of regionally ... -
Assessing soil microbial biodiversity as affected by grazing and woody vegetation cover in a temperate savannah
(Wiley, 2021-04-07)Although it is well established that land use and management affects soil microbial biodiversity, with consequences for soil-mediated ecosystem services, knowledge on human-induced variability in soil bacterial and fungal ... -
Deciphering the transcriptomic regulation of heat stress responses in Nothofagus pumilio
(Plos One, 2021-03-30)Global warming is predicted to exert negative impacts on plant growth due to the damaging effect of high temperatures on plant physiology. Revealing the genetic architecture underlying the heat stress response is therefore ... -
Risk perceptions and management strategies in a post-disaster landscape of Guatemala: Social conflict as an opportunity to understand disaster
(Elsevier, 2021-04-15)This work analyses a post-disaster case study in Guatemala where a large landslide named “Los Chorros” affected several communities and one of the country’s main highways. Risk managers, starting from their own assessment, ... -
Germination response to water availability in populations of Festuca pallescens along a Patagonian rainfall gradient based on hydrotime model parameters
(Springer Nature, 2021-05)Sensitivity to water availability is a key physiological trait for grassland species located in arid and semiarid environments, where successful germination is closely related to rainfall dynamics. Festuca pallescens ... -
Longitudinal analysis of household types and livelihood trajectories in Oaxaca, Mexico
(Elsevier, 2021-01)In Mexico, a political shift to fit into neoliberal directives since the 80s has brought several consequences to rural households and their trajectories. This study focused on the relation between drivers of change and ... -
Exploring solution spaces for nutrition-sensitive agriculture in Kenya and Vietnam
(Elsevier, 2020-04)Smallholder agriculture is an important source of livelihoods in South Asia and sub-Saharan Africa. In these regions the highest concentrations of nutritionally vulnerable populations are found. Agricultural development ... -
Identificación del origen genético de un rodal semillero implantado de Nothofagus obliqua a través del análisis de dos regiones inter-génicas de ADN de cloroplasto
(Ediciones INTA, 2021-04)En planes de forestación, tanto con fines productivos como de conservación, la correcta elección de la fuente de semilla para utilizar es un factor clave. El área productora de semilla (APS) “Trevelin” de Nothofagus obliqua ... -
Emerging responses to the COVID-19 crisis from family farming and the agroecology movement in Latin America – A rediscovery of food, farmers and collective action
(Elsevier, 2021-05)In Latin America, the so-called informal sector associated with family farming and the agroecology movements were instrumental at coping with and adapting to the COVID-19 challenges. OBJECTIVE: To assess the nature and ... -
Variabilidad de la calidad de lanas en la provincia de Río Negro, Argentina
(Ediciones INTA, 2021-04)En la provincia de Río Negro la producción de lana Merino se realiza en diversas condiciones ambientales. A pesar de esta realidad se desconoce la variabilidad de la calidad de lana a escala regional. El objetivo de este ... -
Rhythm of change of trend-cycles of vegetation dynamics as an early warning indicator for land management
(Elsevier, 2021-07)The use of time series of vegetation indices obtained from satellites has become a highly relevant source of data in studies of land degradation assessment and monitoring. However, information about future vegetation ... -
Socio-technical networks modulate on-farm technological innovations in wool production of North Patagonia, Argentina
(Elsevier, 2021-03)Socio-technical networks in the agricultural sector are complex and are key in technological innovation processes. Some relevant on-farm management decisions depend on a negotiation process involving different factors, ... -
Immobilization and stabilization of volcanic ash in soil aggregates in semiarid meadows of Northern Patagonia
(Elsevier, 2021-06-15)Although volcanism may be perceived by the society as a phenomenon with mostly negative consequences, this is not always the case especially for natural systems. There is a limited knowledge on how the deposited pristine ...