Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.

We used fresh leaves of Sophora japonica L. variety 'Qingyun 1' (A0) and 10 superior clones of the same species (A1-A10) to explore leaf morphological characteristics and total particle retention per unit leaf area under natural and artificial simulated dust deposition treatments. Our obje...

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Main Authors: Jie Yu, Li-Ren Xu, Chong Liu, Yong-Tan Li, Xin-Bo Pang, Zhao-Hua Liu, Min-Sheng Yang, Yan-Hui Li
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2021-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0254627
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author Jie Yu
Li-Ren Xu
Chong Liu
Yong-Tan Li
Xin-Bo Pang
Zhao-Hua Liu
Min-Sheng Yang
Yan-Hui Li
author_facet Jie Yu
Li-Ren Xu
Chong Liu
Yong-Tan Li
Xin-Bo Pang
Zhao-Hua Liu
Min-Sheng Yang
Yan-Hui Li
author_sort Jie Yu
collection DOAJ
description We used fresh leaves of Sophora japonica L. variety 'Qingyun 1' (A0) and 10 superior clones of the same species (A1-A10) to explore leaf morphological characteristics and total particle retention per unit leaf area under natural and artificial simulated dust deposition treatments. Our objectives were to explore the relationship between the two methods and to assess particle size distribution, X-ray fluorescence (XRF) heavy metal content, and scanning electron and atomic force microscopy (SEM and AFM) characteristics of leaf surface microstructure. Using the membership function method, we evaluated the dust retention capacity of each clone based on the mean degree of membership of its dust retention index. Using correlation analysis, we selected leaf morphological and SEM and AFM indices related significantly to dust retention capacity. Sophora japonica showed excellent overall dust retention capacity, although this capacity differed among clones. A5 had the strongest overall retention capacity, A2 had the strongest retention capacity for PM2.5, A9 had the strongest retention capacity for PM2.5-10, A0 had the strongest retention capacity for PM>10, and A2 had the strongest specific surface area (SSA) and heavy metal adsorption capacity. Overall, A1 had the strongest comprehensive dust retention ability, A5 was intermediate, and A7 had the weakest capacity. Certain leaf morphological and SEM and AFM characteristic indices correlated significantly with the dust retention capacity.
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spelling doaj.art-f3439841a74f4edb982e78202d223d482022-12-22T04:04:49ZengPublic Library of Science (PLoS)PLoS ONE1932-62032021-01-01169e025462710.1371/journal.pone.0254627Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.Jie YuLi-Ren XuChong LiuYong-Tan LiXin-Bo PangZhao-Hua LiuMin-Sheng YangYan-Hui LiWe used fresh leaves of Sophora japonica L. variety 'Qingyun 1' (A0) and 10 superior clones of the same species (A1-A10) to explore leaf morphological characteristics and total particle retention per unit leaf area under natural and artificial simulated dust deposition treatments. Our objectives were to explore the relationship between the two methods and to assess particle size distribution, X-ray fluorescence (XRF) heavy metal content, and scanning electron and atomic force microscopy (SEM and AFM) characteristics of leaf surface microstructure. Using the membership function method, we evaluated the dust retention capacity of each clone based on the mean degree of membership of its dust retention index. Using correlation analysis, we selected leaf morphological and SEM and AFM indices related significantly to dust retention capacity. Sophora japonica showed excellent overall dust retention capacity, although this capacity differed among clones. A5 had the strongest overall retention capacity, A2 had the strongest retention capacity for PM2.5, A9 had the strongest retention capacity for PM2.5-10, A0 had the strongest retention capacity for PM>10, and A2 had the strongest specific surface area (SSA) and heavy metal adsorption capacity. Overall, A1 had the strongest comprehensive dust retention ability, A5 was intermediate, and A7 had the weakest capacity. Certain leaf morphological and SEM and AFM characteristic indices correlated significantly with the dust retention capacity.https://doi.org/10.1371/journal.pone.0254627
spellingShingle Jie Yu
Li-Ren Xu
Chong Liu
Yong-Tan Li
Xin-Bo Pang
Zhao-Hua Liu
Min-Sheng Yang
Yan-Hui Li
Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.
PLoS ONE
title Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.
title_full Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.
title_fullStr Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.
title_full_unstemmed Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.
title_short Comparative analysis of the dust retention capacity and leaf microstructure of 11 Sophora japonica clones.
title_sort comparative analysis of the dust retention capacity and leaf microstructure of 11 sophora japonica clones
url https://doi.org/10.1371/journal.pone.0254627
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