Opportunities for expanding the use of wastewaters for irrigation of olives
Project Co-ordinators: Dr. Jose Alfonso Gómez Calero (Instituto de Agricultura Sostenible (IAS-CISC), Dr. Weifeng Xu (Fujian Agriculture and Forest University, FAFU). -- Trabajo desarrollado bajo la financiación del proyecto “Soil Hydrology research platform underpinning innovation to manage water scarcity in European and Chinese cropping Systems” (773903), coordinado por José Alfonso Gómez Calero, investigador del Instituto de Agricultura Sostenible (IAS).
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Format: | artículo de revisión biblioteca |
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Elsevier
2020-11-01
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Subjects: | Treated Health riskswastewater, Olive trees, Fruit Quality, Production, Health risks, |
Online Access: | http://hdl.handle.net/10261/277941 http://dx.doi.org/10.13039/501100000780 http://dx.doi.org/10.13039/100007801 http://dx.doi.org/10.13039/501100002855 |
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Treated Health riskswastewater Olive trees Fruit Quality Production Health risks Treated Health riskswastewater Olive trees Fruit Quality Production Health risks Pedrero-Salcedo, Francisco Grattan, S. R. Ben-Gal, Alon Vivaldi, Gaetano Alessandro Opportunities for expanding the use of wastewaters for irrigation of olives |
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Project Co-ordinators: Dr. Jose Alfonso Gómez Calero (Instituto de Agricultura Sostenible (IAS-CISC), Dr. Weifeng Xu (Fujian Agriculture and Forest University, FAFU). -- Trabajo desarrollado bajo la financiación del proyecto “Soil Hydrology research platform underpinning innovation to manage water scarcity in European and Chinese cropping Systems” (773903), coordinado por José Alfonso Gómez Calero, investigador del Instituto de Agricultura Sostenible (IAS). |
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European Commission |
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European Commission Pedrero-Salcedo, Francisco Grattan, S. R. Ben-Gal, Alon Vivaldi, Gaetano Alessandro |
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Treated Health riskswastewater Olive trees Fruit Quality Production Health risks |
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Pedrero-Salcedo, Francisco Grattan, S. R. Ben-Gal, Alon Vivaldi, Gaetano Alessandro |
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Pedrero-Salcedo, Francisco |
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Opportunities for expanding the use of wastewaters for irrigation of olives |
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Opportunities for expanding the use of wastewaters for irrigation of olives |
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Opportunities for expanding the use of wastewaters for irrigation of olives |
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Opportunities for expanding the use of wastewaters for irrigation of olives |
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Opportunities for expanding the use of wastewaters for irrigation of olives |
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opportunities for expanding the use of wastewaters for irrigation of olives |
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Elsevier |
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2020-11-01 |
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http://hdl.handle.net/10261/277941 http://dx.doi.org/10.13039/501100000780 http://dx.doi.org/10.13039/100007801 http://dx.doi.org/10.13039/501100002855 |
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AT pedrerosalcedofrancisco opportunitiesforexpandingtheuseofwastewatersforirrigationofolives AT grattansr opportunitiesforexpandingtheuseofwastewatersforirrigationofolives AT bengalalon opportunitiesforexpandingtheuseofwastewatersforirrigationofolives AT vivaldigaetanoalessandro opportunitiesforexpandingtheuseofwastewatersforirrigationofolives |
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dig-ias-es-10261-2779412022-11-01T05:31:15Z Opportunities for expanding the use of wastewaters for irrigation of olives Pedrero-Salcedo, Francisco Grattan, S. R. Ben-Gal, Alon Vivaldi, Gaetano Alessandro European Commission Fundación Séneca Ministry of Science and Technology of the People's Republic of China Treated Health riskswastewater Olive trees Fruit Quality Production Health risks Project Co-ordinators: Dr. Jose Alfonso Gómez Calero (Instituto de Agricultura Sostenible (IAS-CISC), Dr. Weifeng Xu (Fujian Agriculture and Forest University, FAFU). -- Trabajo desarrollado bajo la financiación del proyecto “Soil Hydrology research platform underpinning innovation to manage water scarcity in European and Chinese cropping Systems” (773903), coordinado por José Alfonso Gómez Calero, investigador del Instituto de Agricultura Sostenible (IAS). Olive trees are iconic to the Mediterranean landscape and in recent times, have expanded to other regions across the globe that share similar climatic conditions. Olive oil production benefits from irrigation, but with a changing climate and uncertainty in precipitation patterns, wastewaters will likely play a larger role supplementing irrigation water requirements. However, due to their relatively poor quality, wastewaters present challenges for sustained long-term use in olive production. Wastewaters include all effluents from municipalities, agricultural drainage, animal production facilities, agricultural processing and industrial processes. This review focuses on potential opportunities and limitations of sustaining olive oil production in the Mediterranean region using wastewater of various sources. The primary challenges for using such wastewaters include concerns related to salinity, sodicity, metals and trace elements, nutrients, organics, and pathogens. Organics and plant nutrients in the effluents are typically beneficial but depend on dosages. Many studies have shown that saline wastewaters have been successfully used to irrigate olives in Greece, Israel, Italy, Jordan and Tunisia. Still, olive varieties and rootstocks have different tolerances to salinity and could respond differently and oil quality may improve or be compromised. Salts and trace elements need to be monitored in plants and soil to make sure accumulation does not continue from year to year and that soil physical conditions are not affected. Some food industries generate effluents with suitable characteristics for irrigation but one must balance the benefits (e.g. addition of nutrients), detriments (e.g. addition of salts or other limiting chemicals) and costs when determining the feasibility and practicality of reuse. Long-term accumulation of trace elements and metals will likely limit the feasibility of using industrial-originating effluents without treatment processes that would remove the toxic constituents prior to reuse. Therefore, untreated wastewaters from the many industries have limited long-term potential for reuse at this time. Application of olive mill wastewater may be agronomically and economically beneficial, particularly as a local disposal solution, but there are concerns associated with high-concentrations of polyphenols that may be phytotoxic and toxic to soil microbial populations. With regards to human safety, risk of contamination of table olives and olive oil is very low because irrigation methods deliver water below the canopy, fruits are not picked from the ground, processing itself eliminates pathogens and the irrigation season typically ends days or weeks before the harvest (depending on the climate condition). Finally, considering physiological, nutritional and intrinsic characteristics of this species, it is clear that olive trees are appropriate candidates for the reuse of recycled water as an irrigation source. The authors would like to thank EU and Water JPI for funding, in the frame of the collaborative international Consortium DESERT, financed under the ERA-NET WaterWorks 2014 Cofunded Call. This ERA-NET is an integral part of the 2015 Joint Activities developed by the Water Challenges for a Changing World Joint Programme Initiative (Water JPI). The research project ‘Use of Advanced information technologies for Site-Specific management of Irrigation and SaliniTy with degraded water’ (ASSIST) funded by SENECA Foundation on the Regional Program "SAAVEDRA FAJARDO". The Project SHui which is co-funded by the European Union Project GA 773903 and the Chinese MOST. Peer reviewed 2022-08-30T09:35:27Z 2022-08-30T09:35:27Z 2020-11-01 artículo de revisión Agricultural Water Management 241: 106333 (2020) 0378-3774 http://hdl.handle.net/10261/277941 10.1016/j.agwat.2020.106333 http://dx.doi.org/10.13039/501100000780 http://dx.doi.org/10.13039/100007801 http://dx.doi.org/10.13039/501100002855 en #PLACEHOLDER_PARENT_METADATA_VALUE# info:eu-repo/grantAgreement/EC/H2020/773903 Postprint https://doi.org/10.1016/j.agwat.2020.106333 Sí open application/pdf Elsevier |