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Estimación de la capacidad de retención de agua de suelos volcánicos en función de variables de fácil determinación a campo
(Asociación Argentina Ciencia del Suelo, 2018-07)Los suelos de la región andino Patagónica se desarrollan fundamentalmente a partir de cenizas y arenas volcánicas, lo que les otorga propiedades distintivas. el objetivo del presente trabajo fue generar modelos que permitan ... -
Estructuras agrarias provinciales con datos censales y fuentes alternativas - Parte V
(Instituto Argentino para el Desarrollo Económico, 2021-05-15)La relevancia que tiene en la economía argentina el sector agropecuario en tanto proveedor de divisas vía exportaciones y fijador de precios de bienes salario, requiere contar con buenos diagnósticos para el diseño de ... -
Evaluación de tres métodos de propagación artifical de Hyacinthus orientalis L. en el valle 16 de Octubre, Chubut, Argentina = Evaluation of three propagation artificial methods of Hyacinthus orientalis L. in the 16 October valley, Chubut, Argentine
(Asociación Argentina de Horticultura, 2013)El jacinto (Hyacinthus orientalis L.) es una planta bulbosa ornamental nativa de la región Mediterránea, con baja producción de bulbillos bajo condiciones naturales. El objetivo de este trabajo fue evaluar tres métodos de ... -
Evaluación genética en etapa de vivero de áreas productoras de semillas (APS) de Pino Ponderosa en Nordpatagonia
(Ediciones INTA, 2012-12)El Pino Ponderosa (Pinus ponderosa Dougl. ex Laws) es la principal especie forestal implantada en secano en la Patagonia. Su potencialidad productiva y la disponibilidad de tierras para su cultivo permiten proyectar la ... -
Evaluation of strawberry (Fragaria × ananassa Duch.) runner plants production in Tierra del Fuego (54°48'57"S) and transplant yield perfomance in subtropical areas of Argentina
(International Society for Horticultural Science, 2009-08)The objective of this research was to evaluate the feasibility of producing fresh plants in Tierra del Fuego (TDF) with the aim of digging plants in early fall and establishing them in subtropical strawberry growing regions ... -
Germination requirements of two sheep-preferred grasses (Hordeum comosum and Koeleria vurilochensis var. patagonica) from semiarid Patagonian steppes
(Elsevier, 2012-03)Grazing by domestic exotic herbivores on native vegetation in Patagonian steppes has led to the deterioration of forage resources, where grasses are replaced by shrubs, and preferred grasses by non-preferred ones. Therefore, ... -
Grass recruitment constraints along a grazing gradient in Patagonia: N-limitation x adult competition trade-off
(Elsevier, 2021-03-09)We explored the effect of N addition and adult canopy competition on the recruitment of lost preferred species in the Patagonian steppe, where a decelerated N cycling scenario (sensu Ritchie et al., 1998) had been previously ... -
How does grazing affect soil water availability in the Patagonian steppe?
(Elsevier, 2022-06-01)In the Patagonian steppe, grazing may or may not reduce soil water availability: it may increase evaporative losses, because it reduces plant cover, but may decrease transpiration losses because it decreases plant biomass. ... -
Impact of ponderosa pine afforestations on soil organic matter (SOM) in semiarid steppes of western Patagonia, Argentina
(2017-10)The western steppe of Patagonia, Argentina, is being afforested with conifers since long ago. However, the effects of this land-use change on some soil parameters are still unknown. We determined soil organic matter (SOM) ... -
Impacto de la redistribución de agua en áreas de estepa: estudio de caso en un arroyo temporario del NO de Chubut = Water redistribution effect in steppe areas: a study case in a temporary stream of the Chubut NW
(Facultad de Agronomía, Universidad Nacional de La Pampa, 2013)Con el objetivo de evaluar el impacto en la vegetación y el suelo de una obra de redistribución de agua en área de estepa, se desarrolló durante 2010 y 2011 un ensayo en el área ecológica de Sierras y Mesetas Occidentales ... -
Mapping soil organic carbon content in Patagonian forests based on climate, topography and vegetation metrics from satellite imagery
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-11-11)Soil organic carbon (SOC) content supports several ecosystem services. Quantifying SOC requires: (i) accurate C estimates of forest components, and (ii) soil estimates. However, SOC is difficult to measure, so predictive ... -
Modeling the potential distribution of Valeriana carnosa Sm. in Argentinean Patagonia: a proposal for conservation and in situ cultivation considering climate change projections
(Elsevier, 2020-01)Over recent years species distribution models have been used for the identification of suitable cultivation zones for native plant species. Valeriana carnosa is one of the most frequently used native plants in Patagonian ... -
Nitrogenous and Phosphorus Soil Contents in Tierra del Fuego Forests: Relationships with Soil Organic Carbon, Climate, Vegetation and Landscape Metrics
(MDPI, 2023-04-28)Soil nitrogen (SN) and soil phosphorus (SP) contents support several ecosystem services and define the forest type distribution at local scale in Southern Patagonia. The quantification of nutrients during forest surveys ... -
Phenotypic plasticity in leaf traits in response to experimental precipitation increase: wettability, foliar water uptake and gas exchange
(Wiley, 2023-07-12)Water availability is one of the factors affecting plant growth and development, especially in arid and semiarid environments. Changes in precipitation due climate change alter water availability to plants impacting on ... -
Phytophthora austrocedri in Argentina and co-Inhabiting phytophthoras: roles of anthropogenic and abiotic factors in species distribution and diversity
(MDPI, 2020-11-20)This work reports the first survey of Phytophthora diversity in the forests soils of Andean Patagonia. It also discusses the role of anthropogenic impact on Phytophthora distribution inferred from the findings on Phytophthora ... -
Primer aislamiento de Herpes Virus Bovino tipo 1 en bovinos de Patagonia, Argentina
(Sociedad de Medicina Veterinaria, 2017-07)Se describe un brote IBR con aislamiento de Herpes Virus Bovino tipo 1 (BoHV1) en la Patagonia argentina. Durante los meses de junio-julio de 2013 tuvo lugar un brote de rinitis y conjutivitis en un lote de terneros ... -
Resilient andisols under silvopastoral systems
(Elsevier, 2022-03-20)Livestock can affect physical and chemical soil properties, depending on both stocking rates, and intrinsic soil properties. This study aimed to analyze changes in physicochemical properties in volcanic soils under ... -
Role of abiotic factors in nothofagus pumilio forest mortality: the sensitivity of ecotones
(Elsevier, 2021-04-24)The world's forests are being affected by a changing climate. Recently, patches of dead trees have been found in forests of the Patagonian endemic species Nothofagus pumilio, which could not be related to insects or ... -
Soil erodibility and quality of volcanic soils as affected by pine plantations in degraded rangelands of NW Patagonia
(2016-08)NW Patagonia in Argentina has high potential for planting fast-growing exotic conifers, supported by its volcanic soils. Nonetheless, many aspects related to the effects of pine plantations on soil are still unknown. We ... -
Suplementación en estepas patagónicas: ¿oportunidad o riesgo ambiental?
(Facultad de Agronomía, Universidad de Buenos Aires, 2023-03-29)El deterioro de los recursos forrajeros de la Patagonia se evidencia en la reducción de la cobertura vegetal, la producción primaria neta aérea (PPNA) y las existencias ovinas, esto último asociado con la caída de la ...