Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslands

Grasslands are managed to provide multiple goods and services. During recent decades, abandonment of marginal grasslands and intensification of the most productive sites resulted in biodiversity losses and reduced ecosystem services (ESs). Moreover, invasion by unwanted plants impaired ESs, as seen...

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Main Authors: Marie-Therese Krieger, Leonardo H. Teixeira, Kerstin Grant, Johannes Kollmann, Harald Albrecht
Format: Article
Language:English
Published: Elsevier 2023-05-01
Series:Basic and Applied Ecology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1439179123000051
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author Marie-Therese Krieger
Leonardo H. Teixeira
Kerstin Grant
Johannes Kollmann
Harald Albrecht
author_facet Marie-Therese Krieger
Leonardo H. Teixeira
Kerstin Grant
Johannes Kollmann
Harald Albrecht
author_sort Marie-Therese Krieger
collection DOAJ
description Grasslands are managed to provide multiple goods and services. During recent decades, abandonment of marginal grasslands and intensification of the most productive sites resulted in biodiversity losses and reduced ecosystem services (ESs). Moreover, invasion by unwanted plants impaired ESs, as seen in Jacobaea aquatica, a poisonous native invader in pre-alpine grasslands of Central Europe. Invasion by this plant compromises fodder quality and endangers animal health, resulting in abandonment of grassland use. We tested different management regimes to reduce J. aquatica in wet grasslands of Southern Germany and assessed how its regulation affects grassland multifunctionality. We monitored indicators associated with productivity and conservation, such as the abundance of J. aquatica, forage quality, yield, abundance of specialists, and pollinator-relevant plants. Intensive management favoured multifunctionality by promoting productivity and biodiversity, yet also increasing the abundance of J. aquatica. Reduced management regulates J. aquatica cover close to an acceptable threshold while also reducing ESs. Thus, we conclude that moderate management strikes a balance between the control of the poisonous plant and the supply of grassland multifunctionality.
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spelling doaj.art-33b3f9752df64d22875ef1b604be375b2023-08-04T05:46:44ZengElsevierBasic and Applied Ecology1439-17912023-05-01681322Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslandsMarie-Therese Krieger0Leonardo H. Teixeira1Kerstin Grant2Johannes Kollmann3Harald Albrecht4Technical University of Munich, TUM School of Life Sciences, Chair of Restoration Ecology, Emil-Ramann-Str. 6, 85354 Freising, Germany; Corresponding authors.Technical University of Munich, TUM School of Life Sciences, Chair of Restoration Ecology, Emil-Ramann-Str. 6, 85354 Freising, Germany; Corresponding authors.Agricultural Centre for Cattle Production, Grassland Management, Dairy Farming, Fisheries and Wildlife Baden-Wuerttemberg (LAZBW), Aulendorf, GermanyTechnical University of Munich, TUM School of Life Sciences, Chair of Restoration Ecology, Emil-Ramann-Str. 6, 85354 Freising, Germany; Norwegian Institute of Bioeconomy Research (NIBIO), Ås, NorwayTechnical University of Munich, TUM School of Life Sciences, Chair of Restoration Ecology, Emil-Ramann-Str. 6, 85354 Freising, GermanyGrasslands are managed to provide multiple goods and services. During recent decades, abandonment of marginal grasslands and intensification of the most productive sites resulted in biodiversity losses and reduced ecosystem services (ESs). Moreover, invasion by unwanted plants impaired ESs, as seen in Jacobaea aquatica, a poisonous native invader in pre-alpine grasslands of Central Europe. Invasion by this plant compromises fodder quality and endangers animal health, resulting in abandonment of grassland use. We tested different management regimes to reduce J. aquatica in wet grasslands of Southern Germany and assessed how its regulation affects grassland multifunctionality. We monitored indicators associated with productivity and conservation, such as the abundance of J. aquatica, forage quality, yield, abundance of specialists, and pollinator-relevant plants. Intensive management favoured multifunctionality by promoting productivity and biodiversity, yet also increasing the abundance of J. aquatica. Reduced management regulates J. aquatica cover close to an acceptable threshold while also reducing ESs. Thus, we conclude that moderate management strikes a balance between the control of the poisonous plant and the supply of grassland multifunctionality.http://www.sciencedirect.com/science/article/pii/S1439179123000051Conservation grasslandFunctioning thresholdsManagement intensityMarsh ragwortTrade-offWeed control
spellingShingle Marie-Therese Krieger
Leonardo H. Teixeira
Kerstin Grant
Johannes Kollmann
Harald Albrecht
Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslands
Basic and Applied Ecology
Conservation grassland
Functioning thresholds
Management intensity
Marsh ragwort
Trade-off
Weed control
title Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslands
title_full Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslands
title_fullStr Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslands
title_full_unstemmed Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslands
title_short Reconciling the control of the native invasive Jacobaea aquatica and ecosystem multifunctionality in wet grasslands
title_sort reconciling the control of the native invasive jacobaea aquatica and ecosystem multifunctionality in wet grasslands
topic Conservation grassland
Functioning thresholds
Management intensity
Marsh ragwort
Trade-off
Weed control
url http://www.sciencedirect.com/science/article/pii/S1439179123000051
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