Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food Production

Urban agriculture, due to its location, can play a key role in recycling urban waste streams, promoting nutrient recycling, and increasing sustainability of food systems. This research investigated the integration of brewery wastewater treatment through anaerobic digestion with substrate-based soill...

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Main Authors: Ignasi Riera-Vila, Neil O. Anderson, Claire Flavin Hodge, Mary Rogers
Format: Article
Language:English
Published: MDPI AG 2019-06-01
Series:Horticulturae
Subjects:
Online Access:https://www.mdpi.com/2311-7524/5/2/43
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author Ignasi Riera-Vila
Neil O. Anderson
Claire Flavin Hodge
Mary Rogers
author_facet Ignasi Riera-Vila
Neil O. Anderson
Claire Flavin Hodge
Mary Rogers
author_sort Ignasi Riera-Vila
collection DOAJ
description Urban agriculture, due to its location, can play a key role in recycling urban waste streams, promoting nutrient recycling, and increasing sustainability of food systems. This research investigated the integration of brewery wastewater treatment through anaerobic digestion with substrate-based soilless agriculture. An experiment was conducted to study the performance of three different crops (mustard greens (<i>Brassica juncea</i>), basil (<i>Ocimum basilicum</i>), and lettuce (<i>Lactuca sativa</i>) grown with digested and raw brewery wastewater as fertilizer treatments. Mustard greens and lettuce grown in digested wastewater produced similar yields as the inorganic fertilizer control treatment, while basil had slightly lower yields. In all cases, crops in the digested wastewater treatments produced higher yields than raw wastewater or the no fertilizer control, indicating that nutrients in the brewery wastewater can be recovered for food production and diverted from typical urban waste treatment facilities.
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spelling doaj.art-c1e430762aa24061b42e5fa3aba515f62022-12-22T01:58:20ZengMDPI AGHorticulturae2311-75242019-06-01524310.3390/horticulturae5020043horticulturae5020043Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food ProductionIgnasi Riera-Vila0Neil O. Anderson1Claire Flavin Hodge2Mary Rogers3Department of Horticultural Sciences, University of Minnesota, Saint Paul, MN 55108, USADepartment of Horticultural Sciences, University of Minnesota, Saint Paul, MN 55108, USADepartment of Horticultural Sciences, University of Minnesota, Saint Paul, MN 55108, USADepartment of Horticultural Sciences, University of Minnesota, Saint Paul, MN 55108, USAUrban agriculture, due to its location, can play a key role in recycling urban waste streams, promoting nutrient recycling, and increasing sustainability of food systems. This research investigated the integration of brewery wastewater treatment through anaerobic digestion with substrate-based soilless agriculture. An experiment was conducted to study the performance of three different crops (mustard greens (<i>Brassica juncea</i>), basil (<i>Ocimum basilicum</i>), and lettuce (<i>Lactuca sativa</i>) grown with digested and raw brewery wastewater as fertilizer treatments. Mustard greens and lettuce grown in digested wastewater produced similar yields as the inorganic fertilizer control treatment, while basil had slightly lower yields. In all cases, crops in the digested wastewater treatments produced higher yields than raw wastewater or the no fertilizer control, indicating that nutrients in the brewery wastewater can be recovered for food production and diverted from typical urban waste treatment facilities.https://www.mdpi.com/2311-7524/5/2/43urban agriculturereclaimed wastewatercontrolled environment agriculturesoilless productionbrewery<i>Brassica juncea</i><i>Lactuca sativa</i><i>Ocimum basilicum</i>
spellingShingle Ignasi Riera-Vila
Neil O. Anderson
Claire Flavin Hodge
Mary Rogers
Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food Production
Horticulturae
urban agriculture
reclaimed wastewater
controlled environment agriculture
soilless production
brewery
<i>Brassica juncea</i>
<i>Lactuca sativa</i>
<i>Ocimum basilicum</i>
title Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food Production
title_full Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food Production
title_fullStr Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food Production
title_full_unstemmed Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food Production
title_short Anaerobically-Digested Brewery Wastewater as a Nutrient Solution for Substrate-Based Food Production
title_sort anaerobically digested brewery wastewater as a nutrient solution for substrate based food production
topic urban agriculture
reclaimed wastewater
controlled environment agriculture
soilless production
brewery
<i>Brassica juncea</i>
<i>Lactuca sativa</i>
<i>Ocimum basilicum</i>
url https://www.mdpi.com/2311-7524/5/2/43
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AT neiloanderson anaerobicallydigestedbrewerywastewaterasanutrientsolutionforsubstratebasedfoodproduction
AT claireflavinhodge anaerobicallydigestedbrewerywastewaterasanutrientsolutionforsubstratebasedfoodproduction
AT maryrogers anaerobicallydigestedbrewerywastewaterasanutrientsolutionforsubstratebasedfoodproduction