Search Results - "MACHIN, Javier"

Spatial distribution of heavy metals and arsenic in soils of Aragón (northeast Spain): controlling factors and environmental implications by Navas, Ana, Machı́n, Javier

“…Legal regulation of heavy metal contents is an important issue in many European countries, where laws still do not exist establishing the heavy metal levels…”
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Soil characteristics on varying lithological substrates in the South Shetland Islands, maritime Antarctica by Navas, Ana, López-Martínez, Jerónimo, Casas, José, Machín, Javier, Durán, Juan José, Serrano, Enrique, Cuchi, José-Antonio, Mink, Sandra

“…Soils in ice-free areas of Livingston Island have been forming since the last deglaciation in a maritime warmer climate that is more humid than in interior…”
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Soil properties and physiographic factors controlling the natural vegetation re-growth in a disturbed catchment of the Central Spanish Pyrenees by Navas, Ana, Machín, Javier, Beguería, Santiago, López-Vicente, Manuel, Gaspar, Leticia

“…Large changes in land use have occurred in the Central Spanish Pyrenees during the twentieth century. This mountain area supported an intense human use since…”
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Reconstructing the history of sediment accumulation in the Yesa reservoir: an approach for management of mountain reservoirs by Navas, Ana, Valero-Garcés, Blas, Gaspar, Leticia, Machín, Javier

“…Navas, A., B. Valero-Garcés, L. Gaspar and J. Machín. 2008 . Reconstructing the history of sediment accumulation in the Yesa reservoir: an approach for…”
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Sediment sources and siltation in mountain reservoirs: a case study from the Central Spanish Pyrenees by Valero-Garcés, Blas L., Navas, Ana, Machı́n, Javier, Walling, Des

“…Based on a 137 Cs -derived chronology, we reconstruct the depositional history of the Barasona reservoir in the Ésera–Isábena Basin, Central Pyrenees (Spain)…”
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Human Impact Since Medieval Times and Recent Ecological Restoration in a Mediterranean Lake: The Laguna Zonar, Southern Spain by Valero-Garces, Blas L, Gonzalez-Samperiz, Penelope, Navas, Ana, Machin, Javier, Mata, Pilar, Delgado-Huertas, Antonio, Bao, Roberto, Moreno, Ana, Carrion, Jose S, Schwalb, Antje, Gonzalez-Barrios, Antonio

“…The multidisciplinary study of sediment cores from Laguna Zonar (37 degree 29'00'' N, 4 degree 41'22'' W, 300 m a.s.l., Andalucia, Spain) provides a detailed…”
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Paleohydrological fluctuations and steppe vegetation during the last glacial maximum in the central Ebro valley (NE Spain) by Valero-Garcés, Blas L., González-Sampériz, Penélope, Navas, Ana, Machı́n, Javier, Delgado-Huertas, Antonio, Peña-Monné, Jose Luis, Sancho-Marcén, Carlos, Stevenson, Tony, Davis, Basil

“…Combined analysis of sedimentary facies, geochemistry and pollen from lake sediment records, and sedimentological and palynological studies from slope deposits…”
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Drug abuse in nursing students by Garrido-González, Iria, Bugarín-González, Rosendo, Machín-Fernández, Antonio Javier

“…To determine the patterns of substance abuse of students attending the Lugo School of Nursing. Observational, descriptive and cross-sectional study in the…”
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Continuous positive airway pressure is unsafe for radiofrequency ablation of lung cancer under sedation: a randomised controlled trial by Carrero-Cardenal, Enrique, Vollmer-Torrubiano, Ivan, Torres-López, Marta, Martín-Barrera, Gloria, Casanovas-Mateu, Georgina, Tercero-Machin, Francisco-Javier, Paez-Carpio, Alfredo, Fábregas-Julià, Neus, Valero-Castell, Ricard

“…Objective To evaluate the safety of a minimum continuous positive airway pressure of 4 cmH 2 O (CPAP + 4) during computed tomography (CT)-guided radiofrequency…”
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Vegetation changes and hydrological fluctuations in the Central Ebro Basin (NE Spain) since the Late Glacial period: Saline lake records by González-Sampériz, Penélope, Valero-Garcés, Blas L., Moreno, Ana, Morellón, Mario, Navas, Ana, Machín, Javier, Delgado-Huertas, Antonio

“…Although the Central Ebro Basin (northeastern Iberian Peninsula) is both the northernmost semi-arid area in Europe and one of the regions with the largest…”
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Responses of a Saline Lake Ecosystem in a Semiarid Region to Irrigation and Climate Variability: The History of Salada Chiprana, Central Ebro Basin, Spain by Valero-Garcés, Blas L, Navas, Ana, Machin, Javier, Stevenson, Tony, Davis, Basil

“…To adequately manage the fragile and changing environments of semiarid regions it is essential to disentangle human from climate or other environmental impacts…”
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Quaternary palaeohydrological evolution of a playa lake: Salada Mediana, central Ebro Basin, Spain by Valero-GarcÉs, Blas L., Delgado-Huertas, Antonio, Navas, Ana, MachÍn, Javier, GonzÁlez-SampÉriz, PenÉlope, Kelts, Kerry

“…Sedimentary features, mineralogy, bulk geochemical composition, stable isotope analyses and pollen data from sediment cores were used to reconstruct the Late…”
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Intraventricular hemorrhage after dural fistula embolization by de Carvalho, Joana Chaves Gonçalves Rodrigues, Machin, Francisco Javier Tercero, Manzanera, Luis San Roman, Andaluz, Jordi Blasco, Nogués, Sílvia Herrero, Soriano, Núria Peix, Baurier, Victor Obach, Carrero Cardenal, Enrique Jesus

“…Dural arteriovenous fistulas are anomalous shunts between dural arterial and venous channels whose nidus is located between the dural leaflets. For those…”
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Use of biosolids to restore the natural vegetation cover on degraded soils in the badlands of Zaragoza (NE Spain) by Navas, Ana, Machı́n, Javier, Navas, Belinda

“…In the semiarid central Ebro valley, the soils of the badlands surrounding Zaragoza city exhibit severe degradation features. Nevertheless, poor land…”
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Identifying erosive periods by using RUSLE factors in mountain fields of the Central Spanish Pyrenees by López-Vicente, M, Navas, A, Machín, J

“…The Mediterranean environment is characterized by strong temporal variations in rainfall volume and intensity, soil moisture and vegetation cover along the…”
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The Taravilla lake and tufa deposits (Central Iberian Range, Spain) as palaeohydrological and palaeoclimatic indicators by Valero Garcés, B.L., Moreno, A., Navas, A., Mata, P., Machín, J., Delgado Huertas, A., González Sampériz, P., Schwalb, A., Morellón, M., Cheng, Hai, Edwards, R.L.

“…Lacustrine and tufa deposits from Laguna de Taravilla (Iberian Range, Guadalajara province, Spain, 40°39′ N, 1°59′ W, 1100 m a.s.l.) have been analyzed using…”
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Prognosis and correction of iron chlorosis in peach trees: influence on fruit quality by Sanz, M, Pascual, J, Machin, J

“…A floral analysis for iron (Fe) content allowed for the prognosis of the incidence of the Fe chlorosis on peach (Prunus persica L. Batsch) trees (c.v…”
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Soil characteristics on varying lithological substrates in the South Shetland Islands, maritime Antarctica : Antartic Soils and Soil Forming Processes in a Changing Environment by NAVAS, Ana, LOPEZ-MARTINEZ, Jeronimo, CASAS, José, MACHIN, Javier, DURAN, Juan Jose, SERRANO, Enrique, CUCHI, José-Antonio, MINK, Sandra

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A Global Data Warehouse for Astronomy by Matos, Javier Ismael Machin

“…There have been many attempts to gather and integrate numerous astronomical datasources to create a centralized, organized and consolidated database with…”
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Intraventricular hemorrhage after dural fistula embolization by de Carvalho, Joana Chaves Gonçalves Rodrigues, Machin, Francisco Javier Tercero, Manzanera, Luis San Roman, Andaluz, Jordi Blasco, Nogués, Sílvia Herrero, Soriano, Núria Peix, Baurier, Victor Obach, Carrero Cardenal, Enrique Jesus

“…Dural arteriovenous fistulas are anomalous shunts between dural arterial and venous channels whose nidus is located between the dural leaflets. For those…”
Get full text