Evidence map›Paper›PMID 25801370›Full record

ArticleEnvironmental science and pollution research international2016

Mercury transfer from soil to olive trees. A comparison of three different contaminated sites.

Pablo L Higueras, José Á Amorós, José Maria Esbrí, Caridad Pérez-de-los-Reyes, Miguel A López-Berdonces, Francisco J García-Navarro

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Article in Environmental science and pollution research international, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

4 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Pablo L HiguerasDepartamento de Ingeniería Geológica y Minera and Instituto de Geología Aplicada, Universidad de Castilla-La Mancha, E.I.M.I. Almadén, 13400, Almadén, Ciudad Real, Spain. Pablo.higueras@uclm.es.
José Á AmorósEscuela de Ingenieros Agrónomos de Ciudad Real and Instituto de Geología Aplicada, Universidad de Castilla-La Mancha, Ronda de Calatrava 7, 13071, Ciudad Real, Spain.
José Maria EsbríDepartamento de Ingeniería Geológica y Minera and Instituto de Geología Aplicada, Universidad de Castilla-La Mancha, E.I.M.I. Almadén, 13400, Almadén, Ciudad Real, Spain.
Caridad Pérez-de-los-ReyesEscuela de Ingenieros Agrónomos de Ciudad Real and Instituto de Geología Aplicada, Universidad de Castilla-La Mancha, Ronda de Calatrava 7, 13071, Ciudad Real, Spain.
Miguel A López-BerdoncesDepartamento de Ingeniería Geológica y Minera and Instituto de Geología Aplicada, Universidad de Castilla-La Mancha, E.I.M.I. Almadén, 13400, Almadén, Ciudad Real, Spain.
Francisco J García-NavarroEscuela de Ingenieros Agrónomos de Ciudad Real and Instituto de Geología Aplicada, Universidad de Castilla-La Mancha, Ronda de Calatrava 7, 13071, Ciudad Real, Spain.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mercury contents in soil and olive tree leaves have been studied in 69 plots around three different source areas of this element in Spain: Almadén (Ciudad Real), Flix (Tarragona) and Jódar (Jaén). Almadén was the world's largest cinnabar (HgS) mining district and was active until 2003, Flix is the oldest Spanish chlor-alkali plant (CAP) and has been active from 1898 to the present day and Jódar is a decommissioned CAP that was active for 14 years (1977-1991). Total mercury contents have been measured by high-frequency modulation atomic absorption spectrometry with Zeeman effect (ZAAS-HFM) in the soils and olive tree leaves from the three studied areas. The average soil contents range from 182 μg kg(-1) in Flix to 23,488 μg kg(-1) in Almadén, while the average leaf content ranges from 161 μg kg(-1) in Jódar to 1213 μg kg(-1) in Almadén. Despite the wide range of data, a relationship between soil-leaf contents has been identified: in Almadén and Jódar, multiplicative (bilogarithmic) models show significant correlations (R = 0.769 and R = 0.484, respectively). Significant correlations were not identified between soil and leaf contents in Flix. The continuous activity of the Flix CAP, which remains open today, can explain the different uptake patterns for mercury, which is mainly atmospheric in origin, in comparison to the other two sites, where activity ceased more than 10 years ago and only soil uptake patterns based on the Michaelis-Menten enzymatic model curve are observed.

Indexed as

Environmental MonitoringMercuryMercury CompoundsMiningOleaPlant LeavesPlantsSoilSoil PollutantsSpaincinnabarMercuryMercury CompoundsSoilSoil PollutantsAlmadénChlor-alkaliFlixFoliar uptakeJódarMercuryPlant uptake

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.