Irrigation Groundwater Quality Characteristics: A Case Study of Cyprus

This study was conducted in order to investigate possible quality changes in Cyprus’ groundwater resources over a 10-year period of pumping and to check the suitability of primary irrigation water. Water samples (n = 890) from private wells in agricultural areas were analyzed from 2009 to...

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Main Authors: Georgios Nikolaou, Damianos Neocleous, Christos Christophi, Theodosia Heracleous, Marinos Markou
Format: Article
Language:English
Published: MDPI AG 2020-03-01
Series:Atmosphere
Subjects:
Online Access:https://www.mdpi.com/2073-4433/11/3/302
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author Georgios Nikolaou
Damianos Neocleous
Christos Christophi
Theodosia Heracleous
Marinos Markou
author_facet Georgios Nikolaou
Damianos Neocleous
Christos Christophi
Theodosia Heracleous
Marinos Markou
author_sort Georgios Nikolaou
collection DOAJ
description This study was conducted in order to investigate possible quality changes in Cyprus’ groundwater resources over a 10-year period of pumping and to check the suitability of primary irrigation water. Water samples (n = 890) from private wells in agricultural areas were analyzed from 2009 to 2018 to determine various physicochemical properties. The sodium adsorption ratio (SAR) and residual sodium carbonate (RSC) were also calculated to evaluate potential soil degradation issues. Sodium, chloride and sulphate were found to be the predominant ions in groundwater. Quality evaluation showed possible restrictions in groundwater use for irrigation in relation to its salt content and the toxicity of specific ions having adverse effects on sensitive and several moderately sensitive crops. In particular, an increasing trend was observed in pumped groundwater for boron ion concentrations. Nevertheless, all samples evaluated were suitable for irrigation in terms of soil sodicitation and soil infiltration rate. This study indicates that in order to maintain long-term agricultural sustainability it is imperative to develop strategic plants to mitigate the adverse effects of water-pumped quality deterioration on soils and crops. Precision agriculture techniques may be adapted for better water and nutrient input/output management, thus protecting groundwater from salinization in agricultural areas. These results, among others, may be a useful tool to enhance the ability of Cyprus’s agricultural water sector to adapt to observed and anticipated climate impacts.
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spelling doaj.art-d3806a3e89dd427380bc03996be5acd82022-12-21T18:32:28ZengMDPI AGAtmosphere2073-44332020-03-0111330210.3390/atmos11030302atmos11030302Irrigation Groundwater Quality Characteristics: A Case Study of CyprusGeorgios Nikolaou0Damianos Neocleous1Christos Christophi2Theodosia Heracleous3Marinos Markou4Rural Development and Environment, Department of Agriculture, Ministry of Agriculture, 1412 Nicosia, CyprusRural Development and Environment, Agricultural Research Institute, Ministry of Agriculture, 1516 Nicosia, CyprusRural Development and Environment, Cyprus Geological Survey, Ministry of Agriculture, 2064 Nicosia, CyprusRural Development and Environment, Cyprus Geological Survey, Ministry of Agriculture, 2064 Nicosia, CyprusRural Development and Environment, Agricultural Research Institute, Ministry of Agriculture, 1516 Nicosia, CyprusThis study was conducted in order to investigate possible quality changes in Cyprus’ groundwater resources over a 10-year period of pumping and to check the suitability of primary irrigation water. Water samples (n = 890) from private wells in agricultural areas were analyzed from 2009 to 2018 to determine various physicochemical properties. The sodium adsorption ratio (SAR) and residual sodium carbonate (RSC) were also calculated to evaluate potential soil degradation issues. Sodium, chloride and sulphate were found to be the predominant ions in groundwater. Quality evaluation showed possible restrictions in groundwater use for irrigation in relation to its salt content and the toxicity of specific ions having adverse effects on sensitive and several moderately sensitive crops. In particular, an increasing trend was observed in pumped groundwater for boron ion concentrations. Nevertheless, all samples evaluated were suitable for irrigation in terms of soil sodicitation and soil infiltration rate. This study indicates that in order to maintain long-term agricultural sustainability it is imperative to develop strategic plants to mitigate the adverse effects of water-pumped quality deterioration on soils and crops. Precision agriculture techniques may be adapted for better water and nutrient input/output management, thus protecting groundwater from salinization in agricultural areas. These results, among others, may be a useful tool to enhance the ability of Cyprus’s agricultural water sector to adapt to observed and anticipated climate impacts.https://www.mdpi.com/2073-4433/11/3/302mediterranean basinsemi-arid zoneelectrical conductivitysodium absorption ratioboron toxicitysensitive crops
spellingShingle Georgios Nikolaou
Damianos Neocleous
Christos Christophi
Theodosia Heracleous
Marinos Markou
Irrigation Groundwater Quality Characteristics: A Case Study of Cyprus
Atmosphere
mediterranean basin
semi-arid zone
electrical conductivity
sodium absorption ratio
boron toxicity
sensitive crops
title Irrigation Groundwater Quality Characteristics: A Case Study of Cyprus
title_full Irrigation Groundwater Quality Characteristics: A Case Study of Cyprus
title_fullStr Irrigation Groundwater Quality Characteristics: A Case Study of Cyprus
title_full_unstemmed Irrigation Groundwater Quality Characteristics: A Case Study of Cyprus
title_short Irrigation Groundwater Quality Characteristics: A Case Study of Cyprus
title_sort irrigation groundwater quality characteristics a case study of cyprus
topic mediterranean basin
semi-arid zone
electrical conductivity
sodium absorption ratio
boron toxicity
sensitive crops
url https://www.mdpi.com/2073-4433/11/3/302
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AT damianosneocleous irrigationgroundwaterqualitycharacteristicsacasestudyofcyprus
AT christoschristophi irrigationgroundwaterqualitycharacteristicsacasestudyofcyprus
AT theodosiaheracleous irrigationgroundwaterqualitycharacteristicsacasestudyofcyprus
AT marinosmarkou irrigationgroundwaterqualitycharacteristicsacasestudyofcyprus