Genetic Diversity and Population Divergence of a Rare, Endemic Grass (<i<Elymus breviaristatus</i<) in the Southeastern Qinghai-Tibetan Plateau
<i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i<...
Ausführliche Beschreibung
Autor*in: |
Qingqing Yu [verfasserIn] Qian Liu [verfasserIn] Yi Xiong [verfasserIn] Yanli Xiong [verfasserIn] Zhixiao Dong [verfasserIn] Jian Yang [verfasserIn] Wei Liu [verfasserIn] Xiao Ma [verfasserIn] Shiqie Bai [verfasserIn] |
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Format: |
E-Artikel |
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Sprache: |
Englisch |
Erschienen: |
2019 |
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Übergeordnetes Werk: |
In: Sustainability - MDPI AG, 2009, 11(2019), 20, p 5863 |
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Übergeordnetes Werk: |
volume:11 ; year:2019 ; number:20, p 5863 |
Links: |
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DOI / URN: |
10.3390/su11205863 |
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Katalog-ID: |
DOAJ014517752 |
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10.3390/su11205863 doi (DE-627)DOAJ014517752 (DE-599)DOAJ28c5deeb289443c58ca3804f88011cc6 DE-627 ger DE-627 rakwb eng TD194-195 TJ807-830 GE1-350 Qingqing Yu verfasserin aut Genetic Diversity and Population Divergence of a Rare, Endemic Grass (<i<Elymus breviaristatus</i<) in the Southeastern Qinghai-Tibetan Plateau 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier <i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i< populations could provide insight for future conservation strategies. In this study, sequence-related amplified polymorphism markers were employed to investigate the genetic diversity and hierarchical structure of seven <i<E. breviaristatus</i< populations from QTP, China. Multiple measures of genetic diversity indicated that there is low to moderate genetic variation within <i<E. breviaristatus</i< populations, consistent with its presumed mating system. In spite of its rarity, <i<E. breviaristatus</i< presented high genetic diversity that was equivalent to or even higher than that of widespread species. Bayesian clustering approaches, along with clustering analysis and principal coordinate analysis partitioned the studied populations of <i<E. breviaristatus</i< into five genetic clusters. Differentiation coefficients (F<sub<st</sub<, G<sub<ST</sub<, etc.) and AMOVA analysis revealed considerable genetic divergence among different populations. BARRIER analyses indicated that there were two potential barriers to gene flow among the <i<E. breviaristatus</i< populations. Despite these patterns of differentiation, genetic distances between populations were independent of geographic distances (r = 0.2197, <i<p</i< = 0.2534), indicating little isolation by distance. Moreover, despite detecting a common outlier by two methods, bioclimatic factors (altitude, annual mean temperature, and annual mean precipitation) were not related to diversity parameters, indicating little evidence for isolation caused by the environment. These patterns of diversity within and between populations are used to propose a conservation strategy for <i<E. breviaristatus</i<. <i<elymus breviaristatus</i< srap genetic diversity outlier population structure isolation by distance (ibd) conservation strategy Environmental effects of industries and plants Renewable energy sources Environmental sciences Qian Liu verfasserin aut Yi Xiong verfasserin aut Yanli Xiong verfasserin aut Zhixiao Dong verfasserin aut Jian Yang verfasserin aut Wei Liu verfasserin aut Xiao Ma verfasserin aut Shiqie Bai verfasserin aut In Sustainability MDPI AG, 2009 11(2019), 20, p 5863 (DE-627)610604120 (DE-600)2518383-7 20711050 nnns volume:11 year:2019 number:20, p 5863 https://doi.org/10.3390/su11205863 kostenfrei https://doaj.org/article/28c5deeb289443c58ca3804f88011cc6 kostenfrei https://www.mdpi.com/2071-1050/11/20/5863 kostenfrei https://doaj.org/toc/2071-1050 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2507 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 11 2019 20, p 5863 |
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10.3390/su11205863 doi (DE-627)DOAJ014517752 (DE-599)DOAJ28c5deeb289443c58ca3804f88011cc6 DE-627 ger DE-627 rakwb eng TD194-195 TJ807-830 GE1-350 Qingqing Yu verfasserin aut Genetic Diversity and Population Divergence of a Rare, Endemic Grass (<i<Elymus breviaristatus</i<) in the Southeastern Qinghai-Tibetan Plateau 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier <i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i< populations could provide insight for future conservation strategies. In this study, sequence-related amplified polymorphism markers were employed to investigate the genetic diversity and hierarchical structure of seven <i<E. breviaristatus</i< populations from QTP, China. Multiple measures of genetic diversity indicated that there is low to moderate genetic variation within <i<E. breviaristatus</i< populations, consistent with its presumed mating system. In spite of its rarity, <i<E. breviaristatus</i< presented high genetic diversity that was equivalent to or even higher than that of widespread species. Bayesian clustering approaches, along with clustering analysis and principal coordinate analysis partitioned the studied populations of <i<E. breviaristatus</i< into five genetic clusters. Differentiation coefficients (F<sub<st</sub<, G<sub<ST</sub<, etc.) and AMOVA analysis revealed considerable genetic divergence among different populations. BARRIER analyses indicated that there were two potential barriers to gene flow among the <i<E. breviaristatus</i< populations. Despite these patterns of differentiation, genetic distances between populations were independent of geographic distances (r = 0.2197, <i<p</i< = 0.2534), indicating little isolation by distance. Moreover, despite detecting a common outlier by two methods, bioclimatic factors (altitude, annual mean temperature, and annual mean precipitation) were not related to diversity parameters, indicating little evidence for isolation caused by the environment. These patterns of diversity within and between populations are used to propose a conservation strategy for <i<E. breviaristatus</i<. <i<elymus breviaristatus</i< srap genetic diversity outlier population structure isolation by distance (ibd) conservation strategy Environmental effects of industries and plants Renewable energy sources Environmental sciences Qian Liu verfasserin aut Yi Xiong verfasserin aut Yanli Xiong verfasserin aut Zhixiao Dong verfasserin aut Jian Yang verfasserin aut Wei Liu verfasserin aut Xiao Ma verfasserin aut Shiqie Bai verfasserin aut In Sustainability MDPI AG, 2009 11(2019), 20, p 5863 (DE-627)610604120 (DE-600)2518383-7 20711050 nnns volume:11 year:2019 number:20, p 5863 https://doi.org/10.3390/su11205863 kostenfrei https://doaj.org/article/28c5deeb289443c58ca3804f88011cc6 kostenfrei https://www.mdpi.com/2071-1050/11/20/5863 kostenfrei https://doaj.org/toc/2071-1050 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2507 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 11 2019 20, p 5863 |
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10.3390/su11205863 doi (DE-627)DOAJ014517752 (DE-599)DOAJ28c5deeb289443c58ca3804f88011cc6 DE-627 ger DE-627 rakwb eng TD194-195 TJ807-830 GE1-350 Qingqing Yu verfasserin aut Genetic Diversity and Population Divergence of a Rare, Endemic Grass (<i<Elymus breviaristatus</i<) in the Southeastern Qinghai-Tibetan Plateau 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier <i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i< populations could provide insight for future conservation strategies. In this study, sequence-related amplified polymorphism markers were employed to investigate the genetic diversity and hierarchical structure of seven <i<E. breviaristatus</i< populations from QTP, China. Multiple measures of genetic diversity indicated that there is low to moderate genetic variation within <i<E. breviaristatus</i< populations, consistent with its presumed mating system. In spite of its rarity, <i<E. breviaristatus</i< presented high genetic diversity that was equivalent to or even higher than that of widespread species. Bayesian clustering approaches, along with clustering analysis and principal coordinate analysis partitioned the studied populations of <i<E. breviaristatus</i< into five genetic clusters. Differentiation coefficients (F<sub<st</sub<, G<sub<ST</sub<, etc.) and AMOVA analysis revealed considerable genetic divergence among different populations. BARRIER analyses indicated that there were two potential barriers to gene flow among the <i<E. breviaristatus</i< populations. Despite these patterns of differentiation, genetic distances between populations were independent of geographic distances (r = 0.2197, <i<p</i< = 0.2534), indicating little isolation by distance. Moreover, despite detecting a common outlier by two methods, bioclimatic factors (altitude, annual mean temperature, and annual mean precipitation) were not related to diversity parameters, indicating little evidence for isolation caused by the environment. These patterns of diversity within and between populations are used to propose a conservation strategy for <i<E. breviaristatus</i<. <i<elymus breviaristatus</i< srap genetic diversity outlier population structure isolation by distance (ibd) conservation strategy Environmental effects of industries and plants Renewable energy sources Environmental sciences Qian Liu verfasserin aut Yi Xiong verfasserin aut Yanli Xiong verfasserin aut Zhixiao Dong verfasserin aut Jian Yang verfasserin aut Wei Liu verfasserin aut Xiao Ma verfasserin aut Shiqie Bai verfasserin aut In Sustainability MDPI AG, 2009 11(2019), 20, p 5863 (DE-627)610604120 (DE-600)2518383-7 20711050 nnns volume:11 year:2019 number:20, p 5863 https://doi.org/10.3390/su11205863 kostenfrei https://doaj.org/article/28c5deeb289443c58ca3804f88011cc6 kostenfrei https://www.mdpi.com/2071-1050/11/20/5863 kostenfrei https://doaj.org/toc/2071-1050 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2507 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 11 2019 20, p 5863 |
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10.3390/su11205863 doi (DE-627)DOAJ014517752 (DE-599)DOAJ28c5deeb289443c58ca3804f88011cc6 DE-627 ger DE-627 rakwb eng TD194-195 TJ807-830 GE1-350 Qingqing Yu verfasserin aut Genetic Diversity and Population Divergence of a Rare, Endemic Grass (<i<Elymus breviaristatus</i<) in the Southeastern Qinghai-Tibetan Plateau 2019 Text txt rdacontent Computermedien c rdamedia Online-Ressource cr rdacarrier <i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i< populations could provide insight for future conservation strategies. In this study, sequence-related amplified polymorphism markers were employed to investigate the genetic diversity and hierarchical structure of seven <i<E. breviaristatus</i< populations from QTP, China. Multiple measures of genetic diversity indicated that there is low to moderate genetic variation within <i<E. breviaristatus</i< populations, consistent with its presumed mating system. In spite of its rarity, <i<E. breviaristatus</i< presented high genetic diversity that was equivalent to or even higher than that of widespread species. Bayesian clustering approaches, along with clustering analysis and principal coordinate analysis partitioned the studied populations of <i<E. breviaristatus</i< into five genetic clusters. Differentiation coefficients (F<sub<st</sub<, G<sub<ST</sub<, etc.) and AMOVA analysis revealed considerable genetic divergence among different populations. BARRIER analyses indicated that there were two potential barriers to gene flow among the <i<E. breviaristatus</i< populations. Despite these patterns of differentiation, genetic distances between populations were independent of geographic distances (r = 0.2197, <i<p</i< = 0.2534), indicating little isolation by distance. Moreover, despite detecting a common outlier by two methods, bioclimatic factors (altitude, annual mean temperature, and annual mean precipitation) were not related to diversity parameters, indicating little evidence for isolation caused by the environment. These patterns of diversity within and between populations are used to propose a conservation strategy for <i<E. breviaristatus</i<. <i<elymus breviaristatus</i< srap genetic diversity outlier population structure isolation by distance (ibd) conservation strategy Environmental effects of industries and plants Renewable energy sources Environmental sciences Qian Liu verfasserin aut Yi Xiong verfasserin aut Yanli Xiong verfasserin aut Zhixiao Dong verfasserin aut Jian Yang verfasserin aut Wei Liu verfasserin aut Xiao Ma verfasserin aut Shiqie Bai verfasserin aut In Sustainability MDPI AG, 2009 11(2019), 20, p 5863 (DE-627)610604120 (DE-600)2518383-7 20711050 nnns volume:11 year:2019 number:20, p 5863 https://doi.org/10.3390/su11205863 kostenfrei https://doaj.org/article/28c5deeb289443c58ca3804f88011cc6 kostenfrei https://www.mdpi.com/2071-1050/11/20/5863 kostenfrei https://doaj.org/toc/2071-1050 Journal toc kostenfrei GBV_USEFLAG_A SYSFLAG_A GBV_DOAJ SSG-OLC-PHA GBV_ILN_11 GBV_ILN_20 GBV_ILN_22 GBV_ILN_23 GBV_ILN_24 GBV_ILN_31 GBV_ILN_39 GBV_ILN_40 GBV_ILN_60 GBV_ILN_62 GBV_ILN_63 GBV_ILN_65 GBV_ILN_69 GBV_ILN_70 GBV_ILN_73 GBV_ILN_95 GBV_ILN_110 GBV_ILN_151 GBV_ILN_161 GBV_ILN_170 GBV_ILN_213 GBV_ILN_224 GBV_ILN_230 GBV_ILN_285 GBV_ILN_293 GBV_ILN_370 GBV_ILN_602 GBV_ILN_2014 GBV_ILN_2507 GBV_ILN_4012 GBV_ILN_4037 GBV_ILN_4112 GBV_ILN_4125 GBV_ILN_4126 GBV_ILN_4249 GBV_ILN_4305 GBV_ILN_4306 GBV_ILN_4322 GBV_ILN_4323 GBV_ILN_4324 GBV_ILN_4325 GBV_ILN_4367 GBV_ILN_4700 AR 11 2019 20, p 5863 |
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Genetic Diversity and Population Divergence of a Rare, Endemic Grass (<i<Elymus breviaristatus</i<) in the Southeastern Qinghai-Tibetan Plateau |
abstract |
<i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i< populations could provide insight for future conservation strategies. In this study, sequence-related amplified polymorphism markers were employed to investigate the genetic diversity and hierarchical structure of seven <i<E. breviaristatus</i< populations from QTP, China. Multiple measures of genetic diversity indicated that there is low to moderate genetic variation within <i<E. breviaristatus</i< populations, consistent with its presumed mating system. In spite of its rarity, <i<E. breviaristatus</i< presented high genetic diversity that was equivalent to or even higher than that of widespread species. Bayesian clustering approaches, along with clustering analysis and principal coordinate analysis partitioned the studied populations of <i<E. breviaristatus</i< into five genetic clusters. Differentiation coefficients (F<sub<st</sub<, G<sub<ST</sub<, etc.) and AMOVA analysis revealed considerable genetic divergence among different populations. BARRIER analyses indicated that there were two potential barriers to gene flow among the <i<E. breviaristatus</i< populations. Despite these patterns of differentiation, genetic distances between populations were independent of geographic distances (r = 0.2197, <i<p</i< = 0.2534), indicating little isolation by distance. Moreover, despite detecting a common outlier by two methods, bioclimatic factors (altitude, annual mean temperature, and annual mean precipitation) were not related to diversity parameters, indicating little evidence for isolation caused by the environment. These patterns of diversity within and between populations are used to propose a conservation strategy for <i<E. breviaristatus</i<. |
abstractGer |
<i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i< populations could provide insight for future conservation strategies. In this study, sequence-related amplified polymorphism markers were employed to investigate the genetic diversity and hierarchical structure of seven <i<E. breviaristatus</i< populations from QTP, China. Multiple measures of genetic diversity indicated that there is low to moderate genetic variation within <i<E. breviaristatus</i< populations, consistent with its presumed mating system. In spite of its rarity, <i<E. breviaristatus</i< presented high genetic diversity that was equivalent to or even higher than that of widespread species. Bayesian clustering approaches, along with clustering analysis and principal coordinate analysis partitioned the studied populations of <i<E. breviaristatus</i< into five genetic clusters. Differentiation coefficients (F<sub<st</sub<, G<sub<ST</sub<, etc.) and AMOVA analysis revealed considerable genetic divergence among different populations. BARRIER analyses indicated that there were two potential barriers to gene flow among the <i<E. breviaristatus</i< populations. Despite these patterns of differentiation, genetic distances between populations were independent of geographic distances (r = 0.2197, <i<p</i< = 0.2534), indicating little isolation by distance. Moreover, despite detecting a common outlier by two methods, bioclimatic factors (altitude, annual mean temperature, and annual mean precipitation) were not related to diversity parameters, indicating little evidence for isolation caused by the environment. These patterns of diversity within and between populations are used to propose a conservation strategy for <i<E. breviaristatus</i<. |
abstract_unstemmed |
<i<Elymus breviaristatus</i< is a grass species only distributed in the southeast of Qinghai-Tibetan Plateau (QTP), which has suffered from serious habitat fragmentation. Therefore, understanding patterns of genetic diversity within and among natural <i<E. breviaristatus</i< populations could provide insight for future conservation strategies. In this study, sequence-related amplified polymorphism markers were employed to investigate the genetic diversity and hierarchical structure of seven <i<E. breviaristatus</i< populations from QTP, China. Multiple measures of genetic diversity indicated that there is low to moderate genetic variation within <i<E. breviaristatus</i< populations, consistent with its presumed mating system. In spite of its rarity, <i<E. breviaristatus</i< presented high genetic diversity that was equivalent to or even higher than that of widespread species. Bayesian clustering approaches, along with clustering analysis and principal coordinate analysis partitioned the studied populations of <i<E. breviaristatus</i< into five genetic clusters. Differentiation coefficients (F<sub<st</sub<, G<sub<ST</sub<, etc.) and AMOVA analysis revealed considerable genetic divergence among different populations. BARRIER analyses indicated that there were two potential barriers to gene flow among the <i<E. breviaristatus</i< populations. Despite these patterns of differentiation, genetic distances between populations were independent of geographic distances (r = 0.2197, <i<p</i< = 0.2534), indicating little isolation by distance. Moreover, despite detecting a common outlier by two methods, bioclimatic factors (altitude, annual mean temperature, and annual mean precipitation) were not related to diversity parameters, indicating little evidence for isolation caused by the environment. These patterns of diversity within and between populations are used to propose a conservation strategy for <i<E. breviaristatus</i<. |
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container_issue |
20, p 5863 |
title_short |
Genetic Diversity and Population Divergence of a Rare, Endemic Grass (<i<Elymus breviaristatus</i<) in the Southeastern Qinghai-Tibetan Plateau |
url |
https://doi.org/10.3390/su11205863 https://doaj.org/article/28c5deeb289443c58ca3804f88011cc6 https://www.mdpi.com/2071-1050/11/20/5863 https://doaj.org/toc/2071-1050 |
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Qian Liu Yi Xiong Yanli Xiong Zhixiao Dong Jian Yang Wei Liu Xiao Ma Shiqie Bai |
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Qian Liu Yi Xiong Yanli Xiong Zhixiao Dong Jian Yang Wei Liu Xiao Ma Shiqie Bai |
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TD - Environmental Technology |
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up_date |
2024-07-03T23:24:07.582Z |
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