¿Qué pasas con los contaminantes emergentes que llegan al suelo cuando se riega con aguas regeneradas?
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| Titel: | ¿Qué pasas con los contaminantes emergentes que llegan al suelo cuando se riega con aguas regeneradas? |
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| Autoren: | Fernández-Vera, Juan Ramón, Mendoza-Grimón, Vanessa, Estévez Navarro, Esmeralda, Guedes-Alonso, Rayco, Montesdeoca-Esponda, Sarah, Pacheco Juárez, Javier, Sosa-Ferrera, Zoraida, Palacios-Díaz, María del Pino |
| Weitere Verfasser: | BU-BAS |
| Quelle: | 1st CONGRESS-BRIDGE to AFRICA [ISBN 978-84-9042-527-5], p. 46-50 Acceda, Documentación científica de la ULPGC en abierto Universidad de Las Palmas de Gran Canaria (ULPGC) |
| Verlagsinformationen: | Servicio de Publicaciones y Difusión Científica de la Universidad de Las Palmas de Gran Canaria (ULPGC), 2024. |
| Publikationsjahr: | 2024 |
| Schlagwörter: | 330811 Control de la contaminación del agua, Contaminación del suelo, 310205 Riego, Escasez de agua, Cambio climático, 3101 Agroquímica, Biodegradación |
| Beschreibung: | A multi-residue methodology was established to understand what happens to emerging compounds (EC) in irrigated soils reusing re generated water. To improve the knowledge of the bioavailability of EC to be absorbed by plant roots, a water:methanol extractant was used after enriching diff erent soil samples with a mixture of 23 EC. To discriminate biodegradation from adsorption, tyndaliza tion-sterilized and nontindalization-sterilized soil samples were fortifi ed with 2.5; 5; 10 and 50 μg/L and 10 and 50, respectively, (equivalent to 17.5 and 350 μg/kg of soil). A multi-residue method capable of determining emerging contaminants that may occur in soil has been validated. Following EC present signifi cant diff er ences due to tyndalization: Ac, At, Cb, Cy, Kt, Sl, Tr and Vl, their eff ect not being signifi cant for the rest of EC. The low recoveries have demonstrated the diffi culty of extracting compounds from the soil, which explains the low absorptions presented by crops irrigated with regenerated water. Thus, the barrier represented by the soil and the rhizosphere seems to guarantee the safety of re use, so it is necessary to delve into these stud 50 46 5 |
| Publikationsart: | Conference object |
| Sprache: | Spanish; Castilian |
| Zugangs-URL: | http://hdl.handle.net/10553/130795 |
| Dokumentencode: | edsair.RECOLECTA.....c24d3319e05380a2939c36fd00c04bea |
| Datenbank: | OpenAIRE |
Nájsť tento článok vo Web of Science | Abstract: | A multi-residue methodology was established to understand what happens to emerging compounds (EC) in irrigated soils reusing re generated water. To improve the knowledge of the bioavailability of EC to be absorbed by plant roots, a water:methanol extractant was used after enriching diff erent soil samples with a mixture of 23 EC. To discriminate biodegradation from adsorption, tyndaliza tion-sterilized and nontindalization-sterilized soil samples were fortifi ed with 2.5; 5; 10 and 50 μg/L and 10 and 50, respectively, (equivalent to 17.5 and 350 μg/kg of soil). A multi-residue method capable of determining emerging contaminants that may occur in soil has been validated. Following EC present signifi cant diff er ences due to tyndalization: Ac, At, Cb, Cy, Kt, Sl, Tr and Vl, their eff ect not being signifi cant for the rest of EC. The low recoveries have demonstrated the diffi culty of extracting compounds from the soil, which explains the low absorptions presented by crops irrigated with regenerated water. Thus, the barrier represented by the soil and the rhizosphere seems to guarantee the safety of re use, so it is necessary to delve into these stud<br />50<br />46<br />5 |
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