Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in Italy

Water supply for irrigation is a limiting factor for agriculture in Mediterranean countries. A strategy for increasing water availability proposes to use low quality water for irrigation to avoid irrigation with precious and high cost potable water. A drawback about using waste water is the potentia...

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Main Authors: N. Surdyk, A. Battilani, L. Cary, L. Sandei, M. Pettenati, W. Kloppmann
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:Agricultural Water Management
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0378377424005912
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author N. Surdyk
A. Battilani
L. Cary
L. Sandei
M. Pettenati
W. Kloppmann
author_facet N. Surdyk
A. Battilani
L. Cary
L. Sandei
M. Pettenati
W. Kloppmann
author_sort N. Surdyk
collection DOAJ
description Water supply for irrigation is a limiting factor for agriculture in Mediterranean countries. A strategy for increasing water availability proposes to use low quality water for irrigation to avoid irrigation with precious and high cost potable water. A drawback about using waste water is the potential heavy metal accumulation in soil and foodstuff. In this study, primary or secondary treated municipal wastewater went through supplementary cleaning steps with a low-cost device and was used to irrigate tomatoes and potatoes in an experimental field in Italy. We monitored heavy metals in soil, food and processed food during three years. We measured no accumulation neither in soil, nor in food after this period. Variations of metal concentrations in soil and food were mainly due to common farm practices such as fertilisation and pesticide applications. This study demonstrates that irrigation with wastewater is achievable with a low-cost treatment device that can be used elsewhere to decrease pressure on water resources.
format Article
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institution Kabale University
issn 1873-2283
language English
publishDate 2025-03-01
publisher Elsevier
record_format Article
series Agricultural Water Management
spelling doaj-art-d1e689404ca448e09ec7a5494e080cbc2025-01-25T04:10:41ZengElsevierAgricultural Water Management1873-22832025-03-01308109255Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in ItalyN. Surdyk0A. Battilani1L. Cary2L. Sandei3M. Pettenati4W. Kloppmann5BRGM, F-45060 Orléans, France; Correspondence to: BRGM, 3 avenue C. Guillemin, BP36009, Orleans 45060, France.Associazione Nazionale Consorzi di gestione e tutela del territorio e acque irrigue – ANBI, Via di Santa Teresa 23, Roma 00198, ItalyBRGM, F-45060 Orléans, FranceSSICA, Viale F Tanara 31-A, Parma I-43100, ItalyBRGM, F-45060 Orléans, FranceBRGM, F-45060 Orléans, FranceWater supply for irrigation is a limiting factor for agriculture in Mediterranean countries. A strategy for increasing water availability proposes to use low quality water for irrigation to avoid irrigation with precious and high cost potable water. A drawback about using waste water is the potential heavy metal accumulation in soil and foodstuff. In this study, primary or secondary treated municipal wastewater went through supplementary cleaning steps with a low-cost device and was used to irrigate tomatoes and potatoes in an experimental field in Italy. We monitored heavy metals in soil, food and processed food during three years. We measured no accumulation neither in soil, nor in food after this period. Variations of metal concentrations in soil and food were mainly due to common farm practices such as fertilisation and pesticide applications. This study demonstrates that irrigation with wastewater is achievable with a low-cost treatment device that can be used elsewhere to decrease pressure on water resources.http://www.sciencedirect.com/science/article/pii/S0378377424005912Heavy MetalsInorganic compoundsWaste waterWater reuseTomatoPotato
spellingShingle N. Surdyk
A. Battilani
L. Cary
L. Sandei
M. Pettenati
W. Kloppmann
Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in Italy
Agricultural Water Management
Heavy Metals
Inorganic compounds
Waste water
Water reuse
Tomato
Potato
title Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in Italy
title_full Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in Italy
title_fullStr Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in Italy
title_full_unstemmed Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in Italy
title_short Impacts of wastewater irrigation on Mediterranean soil and food: A three-year case study in Italy
title_sort impacts of wastewater irrigation on mediterranean soil and food a three year case study in italy
topic Heavy Metals
Inorganic compounds
Waste water
Water reuse
Tomato
Potato
url http://www.sciencedirect.com/science/article/pii/S0378377424005912
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