Response of Soil Fungal Community Structure to Long-Term Continuous Soybean Cropping

Long-term continuous soybean cropping can lead to the aggravation of soil fungal disease. However, the manner in which the fungal community and functional groups of fungi are affected by continuous soybean cropping remains unclear. We investigated the fungal abundance, composition and diversity duri...

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Main Authors: Hang Liu, Fengjuan Pan, Xiaozeng Han, Fengbin Song, Zhiming Zhang, Jun Yan, Yanli Xu
Format: Article
Language:English
Published: Frontiers Media S.A. 2019-01-01
Series:Frontiers in Microbiology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fmicb.2018.03316/full
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author Hang Liu
Hang Liu
Fengjuan Pan
Xiaozeng Han
Fengbin Song
Zhiming Zhang
Jun Yan
Yanli Xu
author_facet Hang Liu
Hang Liu
Fengjuan Pan
Xiaozeng Han
Fengbin Song
Zhiming Zhang
Jun Yan
Yanli Xu
author_sort Hang Liu
collection DOAJ
description Long-term continuous soybean cropping can lead to the aggravation of soil fungal disease. However, the manner in which the fungal community and functional groups of fungi are affected by continuous soybean cropping remains unclear. We investigated the fungal abundance, composition and diversity during soybean rotation (RS), 2-year (SS) and long-term (CS) continuous soybean cropping systems using quantitative real-time PCR and high-throughput sequencing. The results showed that the fungal abundance was significantly higher in CS than in SS and RS. CS altered the fungal composition. Compared with RS, SS had an increase of 29 and a decrease of 12 genera in fungal relative abundance, and CS increased 38 and decreased 17 genera. The Shannon index was significantly higher in CS and SS than in RS. The result of principal coordinate analysis (PCoA) showed that CS and SS grouped together and were clearly separated from RS on the PCoA1. A total of 32 features accounted for the differences in fungal composition across RS, SS, and CS. The relative abundance of 10 potentially pathogenic and 10 potentially beneficial fungi changed, and most of their relative abundances dramatically increased in SS and CS compared with RS. Our study indicated that CS results in selective stress on pathogenic and beneficial fungi and causes the development of the fungal community structure that is antagonistic to plant health.
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spelling doaj.art-282c29c4e27c4b958ef7fcc837e144ca2022-12-21T19:43:45ZengFrontiers Media S.A.Frontiers in Microbiology1664-302X2019-01-01910.3389/fmicb.2018.03316413518Response of Soil Fungal Community Structure to Long-Term Continuous Soybean CroppingHang Liu0Hang Liu1Fengjuan Pan2Xiaozeng Han3Fengbin Song4Zhiming Zhang5Jun Yan6Yanli Xu7National Observation Station of Hailun Agro-ecology System, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, ChinaUniversity of Chinese Academy of Sciences, Beijing, ChinaNational Observation Station of Hailun Agro-ecology System, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, ChinaNational Observation Station of Hailun Agro-ecology System, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, ChinaNational Observation Station of Hailun Agro-ecology System, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, ChinaNational Observation Station of Hailun Agro-ecology System, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, ChinaNational Observation Station of Hailun Agro-ecology System, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, ChinaNational Observation Station of Hailun Agro-ecology System, Key Laboratory of Mollisols Agroecology, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin, ChinaLong-term continuous soybean cropping can lead to the aggravation of soil fungal disease. However, the manner in which the fungal community and functional groups of fungi are affected by continuous soybean cropping remains unclear. We investigated the fungal abundance, composition and diversity during soybean rotation (RS), 2-year (SS) and long-term (CS) continuous soybean cropping systems using quantitative real-time PCR and high-throughput sequencing. The results showed that the fungal abundance was significantly higher in CS than in SS and RS. CS altered the fungal composition. Compared with RS, SS had an increase of 29 and a decrease of 12 genera in fungal relative abundance, and CS increased 38 and decreased 17 genera. The Shannon index was significantly higher in CS and SS than in RS. The result of principal coordinate analysis (PCoA) showed that CS and SS grouped together and were clearly separated from RS on the PCoA1. A total of 32 features accounted for the differences in fungal composition across RS, SS, and CS. The relative abundance of 10 potentially pathogenic and 10 potentially beneficial fungi changed, and most of their relative abundances dramatically increased in SS and CS compared with RS. Our study indicated that CS results in selective stress on pathogenic and beneficial fungi and causes the development of the fungal community structure that is antagonistic to plant health.https://www.frontiersin.org/article/10.3389/fmicb.2018.03316/fullcontinuous soybean croppingfungal community structurepathogenic fungibeneficial fungifungal relative abundance
spellingShingle Hang Liu
Hang Liu
Fengjuan Pan
Xiaozeng Han
Fengbin Song
Zhiming Zhang
Jun Yan
Yanli Xu
Response of Soil Fungal Community Structure to Long-Term Continuous Soybean Cropping
Frontiers in Microbiology
continuous soybean cropping
fungal community structure
pathogenic fungi
beneficial fungi
fungal relative abundance
title Response of Soil Fungal Community Structure to Long-Term Continuous Soybean Cropping
title_full Response of Soil Fungal Community Structure to Long-Term Continuous Soybean Cropping
title_fullStr Response of Soil Fungal Community Structure to Long-Term Continuous Soybean Cropping
title_full_unstemmed Response of Soil Fungal Community Structure to Long-Term Continuous Soybean Cropping
title_short Response of Soil Fungal Community Structure to Long-Term Continuous Soybean Cropping
title_sort response of soil fungal community structure to long term continuous soybean cropping
topic continuous soybean cropping
fungal community structure
pathogenic fungi
beneficial fungi
fungal relative abundance
url https://www.frontiersin.org/article/10.3389/fmicb.2018.03316/full
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