Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of China

BackgroundMultiple components of biodiversity are excellent predictors of precipitation-induced changes in ecosystem function. However, the importance of differing scales (alpha versus beta) is usually overlooked in biodiversity–ecosystem multifunctionality studies. Consequently, little is known abo...

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Main Authors: Hao Guo, Xiaobing Zhou, Ye Tao, Jinfei Yin, Lan Zhang, Xing Guo, Chaohong Liu, Yajun Lin, Yuanming Zhang
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-02-01
Series:Frontiers in Ecology and Evolution
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fevo.2023.1084949/full
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author Hao Guo
Hao Guo
Xiaobing Zhou
Xiaobing Zhou
Ye Tao
Ye Tao
Jinfei Yin
Jinfei Yin
Lan Zhang
Lan Zhang
Xing Guo
Xing Guo
Chaohong Liu
Yajun Lin
Yajun Lin
Yuanming Zhang
Yuanming Zhang
author_facet Hao Guo
Hao Guo
Xiaobing Zhou
Xiaobing Zhou
Ye Tao
Ye Tao
Jinfei Yin
Jinfei Yin
Lan Zhang
Lan Zhang
Xing Guo
Xing Guo
Chaohong Liu
Yajun Lin
Yajun Lin
Yuanming Zhang
Yuanming Zhang
author_sort Hao Guo
collection DOAJ
description BackgroundMultiple components of biodiversity are excellent predictors of precipitation-induced changes in ecosystem function. However, the importance of differing scales (alpha versus beta) is usually overlooked in biodiversity–ecosystem multifunctionality studies. Consequently, little is known about how precipitation regulates the relationship between multifunctionality and multiple components of alpha and beta diversity.AimsWe investigated geographic patterns of herbaceous plant diversity and ecosystem multifunctionality along a precipitation gradient spanning more than 2010 km in Northwest China.MethodsWe assessed the effects of herbaceous species, phylogenetic, and functional components at different scales on multifunctionality in drylands.ResultsThe alpha diversity of species and functional beta diversity were key components explaining the variation in multifunctionality. As the main environmental factor, MAP (mean annual precipitation) affected multifunctionality by changing the mediating variables (i.e., species alpha and functional beta diversity). More importantly, a certain precipitation threshold was detected for the relationship of multifunctionality to species alpha and functional beta diversity. MAPs of approximately 158 mm and 140 mm modulated this relationship (shifting it from uncorrelated to significantly correlated).ConclusionsOur findings provide insights into previously neglected mechanisms by which diversity in herbaceous layers at different scales affects ecosystem multifunctionality. It is highlighted that MAP regulates the relationship between diversity and multifunctionality in dryland ecosystems at different scales. Further, diversity may have substantial consequences for multifunctionality where MAP is higher. These empirical results provide a comprehensive understanding of the biodiversity–multifunctionality relationship in the context of precipitation, ultimately contributing to conservation and restoration programs for multifunctionality in drylands.
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spelling doaj.art-6789e40fb9ea45849e480689bb530ea22023-02-16T17:18:35ZengFrontiers Media S.A.Frontiers in Ecology and Evolution2296-701X2023-02-011110.3389/fevo.2023.10849491084949Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of ChinaHao Guo0Hao Guo1Xiaobing Zhou2Xiaobing Zhou3Ye Tao4Ye Tao5Jinfei Yin6Jinfei Yin7Lan Zhang8Lan Zhang9Xing Guo10Xing Guo11Chaohong Liu12Yajun Lin13Yajun Lin14Yuanming Zhang15Yuanming Zhang16State Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaState Key Laboratory of Desert and Oasis Ecology, Xinjiang Institute of Ecology and Geography, Chinese Academy of Sciences, Urumqi, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaBackgroundMultiple components of biodiversity are excellent predictors of precipitation-induced changes in ecosystem function. However, the importance of differing scales (alpha versus beta) is usually overlooked in biodiversity–ecosystem multifunctionality studies. Consequently, little is known about how precipitation regulates the relationship between multifunctionality and multiple components of alpha and beta diversity.AimsWe investigated geographic patterns of herbaceous plant diversity and ecosystem multifunctionality along a precipitation gradient spanning more than 2010 km in Northwest China.MethodsWe assessed the effects of herbaceous species, phylogenetic, and functional components at different scales on multifunctionality in drylands.ResultsThe alpha diversity of species and functional beta diversity were key components explaining the variation in multifunctionality. As the main environmental factor, MAP (mean annual precipitation) affected multifunctionality by changing the mediating variables (i.e., species alpha and functional beta diversity). More importantly, a certain precipitation threshold was detected for the relationship of multifunctionality to species alpha and functional beta diversity. MAPs of approximately 158 mm and 140 mm modulated this relationship (shifting it from uncorrelated to significantly correlated).ConclusionsOur findings provide insights into previously neglected mechanisms by which diversity in herbaceous layers at different scales affects ecosystem multifunctionality. It is highlighted that MAP regulates the relationship between diversity and multifunctionality in dryland ecosystems at different scales. Further, diversity may have substantial consequences for multifunctionality where MAP is higher. These empirical results provide a comprehensive understanding of the biodiversity–multifunctionality relationship in the context of precipitation, ultimately contributing to conservation and restoration programs for multifunctionality in drylands.https://www.frontiersin.org/articles/10.3389/fevo.2023.1084949/fullbiodiversityecosystem multifunctionalityherbaceous plantsalpha diversitybeta diversitylife history strategies
spellingShingle Hao Guo
Hao Guo
Xiaobing Zhou
Xiaobing Zhou
Ye Tao
Ye Tao
Jinfei Yin
Jinfei Yin
Lan Zhang
Lan Zhang
Xing Guo
Xing Guo
Chaohong Liu
Yajun Lin
Yajun Lin
Yuanming Zhang
Yuanming Zhang
Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of China
Frontiers in Ecology and Evolution
biodiversity
ecosystem multifunctionality
herbaceous plants
alpha diversity
beta diversity
life history strategies
title Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of China
title_full Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of China
title_fullStr Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of China
title_full_unstemmed Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of China
title_short Precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of China
title_sort precipitation preferences alter the relative importance of herbaceous plant diversity for multifunctionality in the drylands of china
topic biodiversity
ecosystem multifunctionality
herbaceous plants
alpha diversity
beta diversity
life history strategies
url https://www.frontiersin.org/articles/10.3389/fevo.2023.1084949/full
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