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Type: PDF
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Workflow Money help via payday castle (1)

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Created: 2021-06-23

Credits: User Byron Gammill

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Workflow CARACTERÍSTICAS GEOQUÍMICAS DE LOS SEDIMEN... (1)

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Esta investigación tuvo como objetivo, evaluar algunos parámetros geoquímicos de los sedimentos superficiales de la laguna costera La Restinga, ubicada en la Isla de Margarita, estado Nueva Esparta, Venezuela. Utilizando metodología clásica para estudios geoquímicos, se analizó la composición granulométrica y textura del sedimento, porcentaje de carbono orgánico y materia orgánica total, así como, carbonato de...

Created: 2016-08-01

Credits: User William Senior

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Workflow ASPECTOS GEOQUÍMICOS Y AMBIENTALES DE LOS ... (1)

La presente investigación tuvo por objetivo, estudiar las características geoquímicas y las condiciones ambientales de los sedimentos del río Cuchivero, Venezuela, en función del tamaño de la partícula, materia orgánica, carbono orgánico, nitrógeno y fósforo total, carbonatos y metales pesados. La granulometría estuvo tipificada por un predominio de arenas con bajo contenido de materia orgánica (0,52-0,...

Created: 2016-08-01 | Last updated: 2016-08-01

Credits: User William Senior

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Workflow Comportamiento de los metales trazas Cu, P... (1)

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The concentrations of the metalsCu, Pb, Mn and Zn in fra ctions geochemistry insix sediment core of the lagoon Unare, Venezuela.A procedure of sequential extraction of metalswas determined, for each fraction was usedreagents different and conditions of digestionand the concentrations of metals determinedwith spectrophotometer of Atomic Absorption.The fractionating of metals indicated an order ofdecreasing concentration as it follows: residualfraction > organic/sulfur matter > carbonates...

Created: 2016-03-19

Credits: User William Senior

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Workflow Coastal and Marine Water Quality Indicator... (1)

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The Workshop “Coastal and Marine Water Quality Indicators and Methodologies to DeterminePollutant Loads in the Wider Caribbean” took place in Havana, Cuba, with the following objectives:? Analyse methodologies used to determine pollutant loads in the marine environment from pointand non-point sources and the main coastal and marine water quality indicators.? Discuss methodologies used for the characterization and quantification of municipal andindustrial solid wastes.? Present pre...

Created: 2016-03-19

Credits: User William Senior

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Workflow PRINCIPALES FUENTES DE CONTAMINACIÓN DEL R... (1)

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El Manzanares es uno de los principales ríos de Venezuela. Está ubicado en la región nor-oriental del país.

Created: 2016-03-19

Credits: User William Senior

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Workflow PRINCIPALES FUENTES DE CONTAMINACIÓN DEL R... (1)

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El río Manzanares es uno de los más importantes de Venezuela. Está ubicado en la región nor-oriental,en el Estado Sucre. Posee una cota máxima de 2.200,oo msnm, en el Cerro Las Peonias y una mínimade 00,oo msnm en el Golfo de Cariaco, con una longitud de cauce de 81 km, pendiente mínima de 15%y gasto medio de 1,23 m3/s. Existe una precipitación media anual de 1.328,10 mm, con evaporación de1.929,4 mm (MARNR, 1998). Según el...

Created: 2016-03-19

Credits: User William Senior

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Workflow Phytobenthos and macrophytes of the Manzan... (1)

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A phytobenthos and macrophytes checklist was carried at the Manzanaresriver basin, Sucre state, Venezuela, from November 2003 to July 2005. Collectwas accomplished manually and material was examined with a stereoscopicloupe and a microscope. With artificial key aid, 21 phytobenthos andmacrophytes species: 4 Cyanophyta, 9 Chlorophyta, 1 Heterokontophyta, 2Rhodophyta, 3 Bryophyta and 2 Magnoliophyta were identified. The basin lowersof the Manzanares presented the higher species number, being th...

Created: 2016-03-19

Credits: User William Senior

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Workflow NIVELES DE METALES PESADOS EN SEDIMENTOS S... (1)

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To evaluate the water quality along the continental shoresof Venezuela, where fishing communities exploit the clam Tivelamactroides, the concentration of heavy metals (Cu, Mn, Fe, Zn,Cd, Ni, Pb y Cr) was determined in superficial sediments,together with environmental factors (temperature, salinity,dissolved O2, pH, phytoplanctonic biomass, seston, and total Nand P) of the litoral waters of Playa Güiria on the northeasterncoast (Sucre State), and of Río Chico and Boca de Paparo (Mi...

Created: 2016-03-19

Credits: User William Senior

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Workflow MANUAL DE ANÁLISIS DE AGUA DE MAR (1)

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Se describen métodos para el análisis de agua de mar

Created: 2016-03-19

Credits: User William Senior

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