Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor Farming

Vertical Indoor Farming (VIF) offers a potential for high-quality strawberry production, but resource efficiency data still need to be provided. Three strawberry cultivars with different fruiting characteristics, one Ever-bearing cultivar and two June-bearing (high- yielding and an old, traditional)...

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Main Authors: Sabine Wittmann, Ivonne Jüttner, Inga Mewis, Nadja Förster, Senthold Asseng, Heike Mempel
Format: Article
Language:English
Published: Julius Kühn-Institut 2025-02-01
Series:Journal of Applied Botany and Food Quality
Online Access:https://ojs.openagrar.de/index.php/JABFQ/article/view/17596
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author Sabine Wittmann
Ivonne Jüttner
Inga Mewis
Nadja Förster
Senthold Asseng
Heike Mempel
author_facet Sabine Wittmann
Ivonne Jüttner
Inga Mewis
Nadja Förster
Senthold Asseng
Heike Mempel
author_sort Sabine Wittmann
collection DOAJ
description Vertical Indoor Farming (VIF) offers a potential for high-quality strawberry production, but resource efficiency data still need to be provided. Three strawberry cultivars with different fruiting characteristics, one Ever-bearing cultivar and two June-bearing (high- yielding and an old, traditional) cultivars, and two light treatments were investigated: artificial white LED light with an additional 2% UVA (365 nm) and white LED light alone. The Ever-bearing cultivar demonstrated significantly higher efficiencies for surface use efficiency (SUE) of 15.2 kg fresh weight m-2 a-1, water use efficiency (WUE) of 291 g fresh weight l-1, and energy use efficiency (EUE) of 10.6 g fresh weight kWh-1, due to a high harvest index of up to0.8 and a low proportion of non-marketable fruit. However, the total energy demand of a container VIF is high, with 4.4-6.4 kWh m-2 d-1. Additional UVA radiation did not significantly alter the Ever-bearing cultivar’s performance. At the same time, multiple harvests and a low proportion of non-marketable fruits led to a higher cumulative yield and increased efficiency, making it a promising choice for strawberry cultivation in VIF.
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institution Kabale University
issn 1613-9216
1439-040X
language English
publishDate 2025-02-01
publisher Julius Kühn-Institut
record_format Article
series Journal of Applied Botany and Food Quality
spelling doaj-art-f22e9233da8349579f09ee00362eca032025-02-05T12:12:43ZengJulius Kühn-InstitutJournal of Applied Botany and Food Quality1613-92161439-040X2025-02-019810.5073/JABFQ.2025.098.001Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor FarmingSabine Wittmann0Ivonne Jüttner1Inga Mewis2Nadja Förster3Senthold Asseng4Heike Mempel5Hochschule Weihenstephan-Triesdorf, Institute of Horticulture, Applied Science Centre for Smart Indoor Farming, Freising, GermanyHochschule Weihenstephan-Triesdorf, Institute of Horticulture, Applied Science Centre for Smart Indoor Farming, Freising, GermanyHumboldt-Universität zu Berlin, Faculty of Life Sciences, Division Urban Plant Ecophysiology, GermanyHumboldt-Universität zu Berlin, Faculty of Life Sciences, Division Urban Plant Ecophysiology, GermanyTechnical University of Munich, TUM School of Life Sciences, Department of Life Science Engineering, Digital Agriculture, HEF World Agricultural Systems Center, Freising, GermanyHochschule Weihenstephan-Triesdorf, Institute of Horticulture, Applied Science Centre for Smart Indoor Farming, Freising, GermanyVertical Indoor Farming (VIF) offers a potential for high-quality strawberry production, but resource efficiency data still need to be provided. Three strawberry cultivars with different fruiting characteristics, one Ever-bearing cultivar and two June-bearing (high- yielding and an old, traditional) cultivars, and two light treatments were investigated: artificial white LED light with an additional 2% UVA (365 nm) and white LED light alone. The Ever-bearing cultivar demonstrated significantly higher efficiencies for surface use efficiency (SUE) of 15.2 kg fresh weight m-2 a-1, water use efficiency (WUE) of 291 g fresh weight l-1, and energy use efficiency (EUE) of 10.6 g fresh weight kWh-1, due to a high harvest index of up to0.8 and a low proportion of non-marketable fruit. However, the total energy demand of a container VIF is high, with 4.4-6.4 kWh m-2 d-1. Additional UVA radiation did not significantly alter the Ever-bearing cultivar’s performance. At the same time, multiple harvests and a low proportion of non-marketable fruits led to a higher cumulative yield and increased efficiency, making it a promising choice for strawberry cultivation in VIF. https://ojs.openagrar.de/index.php/JABFQ/article/view/17596
spellingShingle Sabine Wittmann
Ivonne Jüttner
Inga Mewis
Nadja Förster
Senthold Asseng
Heike Mempel
Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor Farming
Journal of Applied Botany and Food Quality
title Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor Farming
title_full Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor Farming
title_fullStr Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor Farming
title_full_unstemmed Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor Farming
title_short Advanced strawberry farming: effect of UV light and fruiting characteristics on resource efficiency in Vertical Indoor Farming
title_sort advanced strawberry farming effect of uv light and fruiting characteristics on resource efficiency in vertical indoor farming
url https://ojs.openagrar.de/index.php/JABFQ/article/view/17596
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