A review of vegetable waste bio-processing techniques in rural areas

Purpose: Vegetable waste (VW) could cause environmental problems if not properly managed. Due to rural living conditions and a relatively low residence density, VW is usually disposed of in landfills. Waste management should be engineered in a way to process the waste into value-added products in a...

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Main Authors: Noorafizah Murshid, Junidah Lamaming, Sariah Saalah, Mariani Rajin, Abu Zahrim Yaser
Format: Article
Language:English
Published: OICC Press 2024-03-01
Series:International Journal of Recycling of Organic Waste in Agriculture
Subjects:
Online Access:https://oiccpress.com/international-journal-of-recycling-of-organic-waste-in-agriculture/wp-content/uploads/private/IJROWA-Vol13-Issue2-pap132413.pdf?sec=$P$Bvmy1rpEMjBTJNuJ2e.AWWUoeR22kP1&auth=eyJmaWxlIjoiYmJmM2FlNzg3N2YzMDM3OWFiYTQ3MTUyMWI5ZjgzMTA5NzIxZTIzMyIsInRpbWUiOjE3MTQ0NjYyNTYsInBvc3QiOjkxNDcsImV4cGlyZXMiOi0xfQ=
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author Noorafizah Murshid
Junidah Lamaming
Sariah Saalah
Mariani Rajin
Abu Zahrim Yaser
author_facet Noorafizah Murshid
Junidah Lamaming
Sariah Saalah
Mariani Rajin
Abu Zahrim Yaser
author_sort Noorafizah Murshid
collection DOAJ
description Purpose: Vegetable waste (VW) could cause environmental problems if not properly managed. Due to rural living conditions and a relatively low residence density, VW is usually disposed of in landfills. Waste management should be engineered in a way to process the waste into value-added products in a sustainable manner. This review evaluates four bioprocessing techniques for this purpose: anaerobic digestion (AD), vermicomposting (VC), black soldier fly composting (BSFC), and composting. Method: A systematic search involved databases from Scopus using keywords like “vegetable waste; anaerobic digestion; composting; vermicomposting; black soldier fly”. By reviewing and synthesizing 173 articles (with 162 from 2019–2023), this paper summarizes and illustrates the information collected. Results: In a systematic search, AD and composting easily surpassed 2000 publications (from 2013 to January 2023). Besides composting emerged as a cost-effective (for MYR 1.40/kg) bio-processing technique in terms of production cost. This review on VW composting is based on an acceptable C/N ratio (30–50), moisture content (50%–80%), ratio of VW to additives (typically 30:70), efficient additives, and inoculation strategy. This review also summarizes the maturity index and illustrates the usage of compost and leachate as fertilizer. Conclusion: VW composting in rural areas is reliable and beneficial because it uses a small-scale reactor and has the potential for a circular economy in the community. Highlights The current state of vegetable waste composting has opportunities for improvement. Economic feasibility between bio-processing techniques such as anaerobic digestion, black soldier fly composting, vermicomposting, and composting is analyzed. Composting efficiency is improved by parameter optimization. The compost and leachate produced demonstrate secondary usage and initiate the circular economy. The environmental impact and benefits of rural vegetable waste management are discussed.
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issn 2195-3228
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publishDate 2024-03-01
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record_format Article
series International Journal of Recycling of Organic Waste in Agriculture
spelling doaj-art-501f1e9ecd7f4ee88957b7ab3185634c2025-01-02T22:48:51ZengOICC PressInternational Journal of Recycling of Organic Waste in Agriculture2195-32282251-77152024-03-0113212510.57647/j.ijrowa.2024.1302.132506A review of vegetable waste bio-processing techniques in rural areasNoorafizah Murshidhttps://orcid.org/0000-0002-9163-0862Junidah Lamaming0https://orcid.org/0000-0003-2937-4295Sariah Saalah1https://orcid.org/0000-0000-0000-0000Mariani Rajin2https://orcid.org/0000-0000-0000-0000Abu Zahrim Yaser3https://orcid.org/0000-0001-7740-8897University Malaysia SabahUniversity Malaysia SabahUniversity Malaysia SabahUniversity Malaysia SabahPurpose: Vegetable waste (VW) could cause environmental problems if not properly managed. Due to rural living conditions and a relatively low residence density, VW is usually disposed of in landfills. Waste management should be engineered in a way to process the waste into value-added products in a sustainable manner. This review evaluates four bioprocessing techniques for this purpose: anaerobic digestion (AD), vermicomposting (VC), black soldier fly composting (BSFC), and composting. Method: A systematic search involved databases from Scopus using keywords like “vegetable waste; anaerobic digestion; composting; vermicomposting; black soldier fly”. By reviewing and synthesizing 173 articles (with 162 from 2019–2023), this paper summarizes and illustrates the information collected. Results: In a systematic search, AD and composting easily surpassed 2000 publications (from 2013 to January 2023). Besides composting emerged as a cost-effective (for MYR 1.40/kg) bio-processing technique in terms of production cost. This review on VW composting is based on an acceptable C/N ratio (30–50), moisture content (50%–80%), ratio of VW to additives (typically 30:70), efficient additives, and inoculation strategy. This review also summarizes the maturity index and illustrates the usage of compost and leachate as fertilizer. Conclusion: VW composting in rural areas is reliable and beneficial because it uses a small-scale reactor and has the potential for a circular economy in the community. Highlights The current state of vegetable waste composting has opportunities for improvement. Economic feasibility between bio-processing techniques such as anaerobic digestion, black soldier fly composting, vermicomposting, and composting is analyzed. Composting efficiency is improved by parameter optimization. The compost and leachate produced demonstrate secondary usage and initiate the circular economy. The environmental impact and benefits of rural vegetable waste management are discussed.https://oiccpress.com/international-journal-of-recycling-of-organic-waste-in-agriculture/wp-content/uploads/private/IJROWA-Vol13-Issue2-pap132413.pdf?sec=$P$Bvmy1rpEMjBTJNuJ2e.AWWUoeR22kP1&auth=eyJmaWxlIjoiYmJmM2FlNzg3N2YzMDM3OWFiYTQ3MTUyMWI5ZjgzMTA5NzIxZTIzMyIsInRpbWUiOjE3MTQ0NjYyNTYsInBvc3QiOjkxNDcsImV4cGlyZXMiOi0xfQ=agriculture economycompost maturitycompostingorganic fertilizervegetable wastewaste management
spellingShingle Noorafizah Murshid
Junidah Lamaming
Sariah Saalah
Mariani Rajin
Abu Zahrim Yaser
A review of vegetable waste bio-processing techniques in rural areas
International Journal of Recycling of Organic Waste in Agriculture
agriculture economy
compost maturity
composting
organic fertilizer
vegetable waste
waste management
title A review of vegetable waste bio-processing techniques in rural areas
title_full A review of vegetable waste bio-processing techniques in rural areas
title_fullStr A review of vegetable waste bio-processing techniques in rural areas
title_full_unstemmed A review of vegetable waste bio-processing techniques in rural areas
title_short A review of vegetable waste bio-processing techniques in rural areas
title_sort review of vegetable waste bio processing techniques in rural areas
topic agriculture economy
compost maturity
composting
organic fertilizer
vegetable waste
waste management
url https://oiccpress.com/international-journal-of-recycling-of-organic-waste-in-agriculture/wp-content/uploads/private/IJROWA-Vol13-Issue2-pap132413.pdf?sec=$P$Bvmy1rpEMjBTJNuJ2e.AWWUoeR22kP1&auth=eyJmaWxlIjoiYmJmM2FlNzg3N2YzMDM3OWFiYTQ3MTUyMWI5ZjgzMTA5NzIxZTIzMyIsInRpbWUiOjE3MTQ0NjYyNTYsInBvc3QiOjkxNDcsImV4cGlyZXMiOi0xfQ=
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