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Influencia del clima, uso del suelo y profundidad sobre el contenido de carbono orgánico en dos pisos altitudinales andinos del departamento Norte de Santander, ColombiaInfluence of climate, soil use and soil depth on soil organic carbon content at two Andean altitudinal sites in Norte de Santander, Colombia
(Revista Colombiana De Ciencias Hortícolas, 2018-05-02)
El incremento y estabilización del carbono orgánico del suelo (COS) representa una alternativa viable para la mitigación del efecto invernadero. Pero el COS es severamente afectado por los cambios del suelo, existiendo ...
Towards the production of microalgae biofuels: the effect of the culture medium on lipid deposition
(BioTechnologia, 2019-09-26)
Microalgae have been studied in recent years for various reasons, one among them being their potential in the production of biofuels. Biofuels are considered as a renewable source that does not compete with the food industry, ...
Evaluation of the cytotoxic potential of sodium hypochlorite using meristematic root cells of Lens culinaris Med
(Science of The Total Environment, 2020-01-20)
The present investigation was designed to monitor the cytotoxic potential of Sodium Hypochlorite using lentil (Lens culinaris) as a bioindicator of toxicity. Sodium hypochlorite (NaClO), is a chemical compound that is used ...
Improvement of the methodology of the tetrazolium test using different pretreatments in seeds of the genus Epidendrum (Orchidaceae)
(Journal of Seed Science, 2020-04-03)
The aim of the present study was to determine the most suitable pretreatment to enhance the tetrazolium test in seeds of the Epidendrum genus. Initially, mature capsules were harvested at El Escorial village, in the ...
Gas-Liquid Hydrodynamics Simulation using CFD in a Helical Ribbon Impeller Applied for Non-Newtonian Fluids
(International Journal of Applied Engineering Research, 2018)
In the present study Computational Fluid Dynamics applied to
non-newtonian fluids was developed in order to characterize
the gas-liquid mass transfer in a 10 L bioreactor equipped
with a helical ribbon impeller. Gas-liquid ...
Bioremediation of Aquaculture Wastewater Using Microalgae Chlorella vulgaris
(Contemporary Engineering Sciences, 2017-12-24)
Microalgae have received increasing attentions as an alternative treatment approach
to remediate wastewater for both nutrient removal and biomass production.
Wastewater from aquaculture industry contains high levels of ...
The Effects of Wavelength and Salinity on Biomass Production from Haematococcus pluvialis
(Contemporary Engineering Sciences, 2017-12-24)
Currently, microalgae have emerged as promising source of high-value products
due to its biomass productivity, high photosynthetic efficiency and non-competitive environment for growth. In this work, biomass production ...
Effect of de Carbon/Nitrogen ratio on the production of microalgae-based carotenoidsEfecto de la relación carbono/Nitrógeno en la producción de carotenoids en microalgas
(Revista Ingeniería Y Competitividad, 2020-01-03)
This study investigates the effect of C/N ratio on the production of biomass and total carotenoids on a Scenedesmus sp. Initially, three different carbon sources (sodium carbonate, sodium bicarbonate and sodium acetate) ...
The Effect of Temperature and Enzyme Concentration in the Transesterification Process of Synthetic Microalgae Oil
(Chemical Engineering Transactions, 2018-05)
Throughout the world, the fossil fuel has supplied around the 80% of the energetic requirements, in Colombia alone 95.1% of energetic demand is made by the transportation sector solely, supplied by oil, kerosene, gasoline ...
Evaluation of cytotoxic potential of chlorpyrifos using Lens culinaris Med as efficient bioindicator
(Ecotoxicology and Environmental Safety, 2019-11-15)
The aim of this study was to evaluate the cytotoxic effect of different concentrations of chlorpyrifos (CPF), using L. culinaris apical cells as a biological indicator. L. culinaris seeds were exposed to different ...