The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A Review

Cover crops have been introduced in European agricultural systems due to their multiple agro-ecological services and environmental benefits, which do not necessarily affect profitability. Our paper follows a systematic literature review approach to highlight the results of 51 studies on the effects...

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Main Authors: Clément Rivière, Audrey Béthinger, Jacques-Eric Bergez
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:Agronomy
Subjects:
Online Access:https://www.mdpi.com/2073-4395/12/9/2011
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author Clément Rivière
Audrey Béthinger
Jacques-Eric Bergez
author_facet Clément Rivière
Audrey Béthinger
Jacques-Eric Bergez
author_sort Clément Rivière
collection DOAJ
description Cover crops have been introduced in European agricultural systems due to their multiple agro-ecological services and environmental benefits, which do not necessarily affect profitability. Our paper follows a systematic literature review approach to highlight the results of 51 studies on the effects of adopting cover crops. We used a list of 41 agri-environmental sustainability indicators to present the different impacts of cover crops in European pedoclimatic situations. Herein, we review the positive effects of cover crops on agri-environmental sustainability (e.g., reduced soil erosion and nitrate leaching, higher carbon sequestration and soil quality, biodiversity enhancement, and reduced mineral fertilizer requirement), but also the more variable effects associated with the use of cover crops (e.g., management and interest for farm economics, nutrient and water competition with cash crops, and improved GHG balance, even if N20 emissions are slightly increased). Our review highlights these synergies among the sustainability indicators. More research data are needed on the multiple effects of cover crops in the context of diverse site-specific conditions and farm-management practices, especially between the traditional positive effects of cover crops (i.e., soil C sequestration and fertilizer savings) and their effects on climate change (i.e., GHG net balance and potential effects on global warming).
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spelling doaj.art-82486fc46ff140c68e93d8c419426e8c2023-11-23T14:35:52ZengMDPI AGAgronomy2073-43952022-08-01129201110.3390/agronomy12092011The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A ReviewClément Rivière0Audrey Béthinger1Jacques-Eric Bergez2DEPE, INRAE, CEDEX 07, F-75338 Paris, FranceDEPE, INRAE, CEDEX 07, F-75338 Paris, FranceAGIR, INRAE, Université de Toulouse, F-31320 Castanet-Tolosan, FranceCover crops have been introduced in European agricultural systems due to their multiple agro-ecological services and environmental benefits, which do not necessarily affect profitability. Our paper follows a systematic literature review approach to highlight the results of 51 studies on the effects of adopting cover crops. We used a list of 41 agri-environmental sustainability indicators to present the different impacts of cover crops in European pedoclimatic situations. Herein, we review the positive effects of cover crops on agri-environmental sustainability (e.g., reduced soil erosion and nitrate leaching, higher carbon sequestration and soil quality, biodiversity enhancement, and reduced mineral fertilizer requirement), but also the more variable effects associated with the use of cover crops (e.g., management and interest for farm economics, nutrient and water competition with cash crops, and improved GHG balance, even if N20 emissions are slightly increased). Our review highlights these synergies among the sustainability indicators. More research data are needed on the multiple effects of cover crops in the context of diverse site-specific conditions and farm-management practices, especially between the traditional positive effects of cover crops (i.e., soil C sequestration and fertilizer savings) and their effects on climate change (i.e., GHG net balance and potential effects on global warming).https://www.mdpi.com/2073-4395/12/9/2011cover cropsEuropean countriessustainability indicatorsmulticriteria assessment
spellingShingle Clément Rivière
Audrey Béthinger
Jacques-Eric Bergez
The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A Review
Agronomy
cover crops
European countries
sustainability indicators
multicriteria assessment
title The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A Review
title_full The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A Review
title_fullStr The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A Review
title_full_unstemmed The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A Review
title_short The Effects of Cover Crops on Multiple Environmental Sustainability Indicators—A Review
title_sort effects of cover crops on multiple environmental sustainability indicators a review
topic cover crops
European countries
sustainability indicators
multicriteria assessment
url https://www.mdpi.com/2073-4395/12/9/2011
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