Raised Beds for Vegetable Production in Urban Agriculture

Raised beds are commonly used in urban agriculture, but crop production benefits have not been well studied. The objective of this 2-yr field experiment in Illinois was to determine the effects of urban production system (direct soil, raised bed with compost,...

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Main Authors: Elizabeth A. Miernicki, Sarah Taylor Lovell, Sam E. Wortman
Format: Article
Language:English
Published: Wiley 2018-10-01
Series:Urban Agriculture & Regional Food Systems
Online Access:https://dl.sciencesocieties.org/publications/ua/articles/3/1/180002
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author Elizabeth A. Miernicki
Sarah Taylor Lovell
Sam E. Wortman
author_facet Elizabeth A. Miernicki
Sarah Taylor Lovell
Sam E. Wortman
author_sort Elizabeth A. Miernicki
collection DOAJ
description Raised beds are commonly used in urban agriculture, but crop production benefits have not been well studied. The objective of this 2-yr field experiment in Illinois was to determine the effects of urban production system (direct soil, raised bed with compost, or raised bed with mixed compost and soil) and fertilizer source on growing media properties, weed abundance, and vegetable crop yield. Due to the presence of compost, raised bed media had higher pH, organic matter, and nutrient concentrations. Water infiltration rate was 20× higher in raised beds with compost only compared to soil. Mixing soil with compost in raised beds reduced nutrient concentrations and water infiltration rate compared to compost-only beds. Compost-only raised beds required more irrigation than direct soil due to lower bulk density and greater porosity, but mixing soil with compost in raised beds reduced irrigation demand by 32% in year two. Compared to direct soil, compost-only raised beds reduced grass and broadleaf weed abundance by as much as 97 and 93%, respectively. Radish ( L.), kale ( L.), and cilantro ( L.) yields were highest in raised beds, regardless of growing media composition, whereas garlic ( L.) and pepper ( L.) yields were less influenced by production system. We recommend raised beds with a mix of compost and soil for vegetable production in urban agriculture.
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spelling doaj.art-22357ee533524de7a2ef4067387df50d2022-12-22T01:34:08ZengWileyUrban Agriculture & Regional Food Systems2575-12202018-10-013110.2134/urbanag2018.06.0002Raised Beds for Vegetable Production in Urban AgricultureElizabeth A. MiernickiSarah Taylor LovellSam E. WortmanRaised beds are commonly used in urban agriculture, but crop production benefits have not been well studied. The objective of this 2-yr field experiment in Illinois was to determine the effects of urban production system (direct soil, raised bed with compost, or raised bed with mixed compost and soil) and fertilizer source on growing media properties, weed abundance, and vegetable crop yield. Due to the presence of compost, raised bed media had higher pH, organic matter, and nutrient concentrations. Water infiltration rate was 20× higher in raised beds with compost only compared to soil. Mixing soil with compost in raised beds reduced nutrient concentrations and water infiltration rate compared to compost-only beds. Compost-only raised beds required more irrigation than direct soil due to lower bulk density and greater porosity, but mixing soil with compost in raised beds reduced irrigation demand by 32% in year two. Compared to direct soil, compost-only raised beds reduced grass and broadleaf weed abundance by as much as 97 and 93%, respectively. Radish ( L.), kale ( L.), and cilantro ( L.) yields were highest in raised beds, regardless of growing media composition, whereas garlic ( L.) and pepper ( L.) yields were less influenced by production system. We recommend raised beds with a mix of compost and soil for vegetable production in urban agriculture.https://dl.sciencesocieties.org/publications/ua/articles/3/1/180002
spellingShingle Elizabeth A. Miernicki
Sarah Taylor Lovell
Sam E. Wortman
Raised Beds for Vegetable Production in Urban Agriculture
Urban Agriculture & Regional Food Systems
title Raised Beds for Vegetable Production in Urban Agriculture
title_full Raised Beds for Vegetable Production in Urban Agriculture
title_fullStr Raised Beds for Vegetable Production in Urban Agriculture
title_full_unstemmed Raised Beds for Vegetable Production in Urban Agriculture
title_short Raised Beds for Vegetable Production in Urban Agriculture
title_sort raised beds for vegetable production in urban agriculture
url https://dl.sciencesocieties.org/publications/ua/articles/3/1/180002
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