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Acumulación de elementos traza en plantones de acebuche y pino en respuesta a la adición de enmiendas en suelos contaminados

Authors: Madejón, Paula; Navarro-Fernández, Carmen M.; Madejón, Engracia; Marañón, Teodoro;

Acumulación de elementos traza en plantones de acebuche y pino en respuesta a la adición de enmiendas en suelos contaminados

Abstract

En la fitoestabilización de suelos contaminados por elementos traza (ET) es fundamental la elección de la enmienda, la dosis empleada y la especie vegetal plantada. Este trabajo estudia el efecto de dos dosis (30 y 60 T ha-1) de una combinación de enmiendas (espuma de azucarera y compost de biosólido) aplicadas en suelos contaminados con ET y su efecto en plantones de acebuche (Olea europaea var. sylvestris) y pino (Pinus pinea). Para ello se estudiaron pH, CTotal, NTotal, y la concentración (pseudototal y disponible) de ET en suelos y en la raíz y hoja de los plantones de ambas especies. Los suelos tras la aplicación de las enmiendas mejoraron en cuanto a las propiedades estudiadas. La dosis alta de enmienda incrementó el contenido de C y N y disminuyó la disponibilidad de ET en suelo, en comparación con la dosis baja. El efecto de las enmiendas en los plantones (tras crecer cinco meses en esto suelos) se tradujo en la reducción significativa de los ET en raíz y hoja, aunque sin diferencia debido a la dosis. En general las plantas tendieron a acumular las mayores concentraciones de ET en raíz, por tanto favorecen la fitoestabilización de ET en el suelo.

4 páginas.- 2 figuras.- 2 tablas.- 7 referencias.- Comunicación oral Online presentada en el Congreso El suelo: clave para una gestión ambiental sostenible en un escenario de cambio global. IX Simposio sobre Control de la Degradación y Recuperación de Suelos CONDEGRES 2021, celebrado entre los días 24 y 25 de mayo de 2021

No

Keywords

Guadiamar, Fitoestabilización, Elementos traza, Espuma de azucarera, Compost de biosólidos

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
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