Effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment

Abstract Ginseng is an important cash crop. The long-term continuous cropping of ginseng causes the imbalance of soil environment and the exacerbation of soil-borne diseases, which affects the healthy development of ginseng industry. In this study, ginseng continuous cropping soil was treated with m...

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Autores principales: Yuqi Qi, Haolang Liu, Jihong Wang, Yingping Wang
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Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/0580ee9fb66e431cbbd765f7ce3cccbb
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spelling oai:doaj.org-article:0580ee9fb66e431cbbd765f7ce3cccbb2021-12-02T16:26:30ZEffects of different straw biochar combined with microbial inoculants on soil environment in pot experiment10.1038/s41598-021-94209-12045-2322https://doaj.org/article/0580ee9fb66e431cbbd765f7ce3cccbb2021-07-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-94209-1https://doaj.org/toc/2045-2322Abstract Ginseng is an important cash crop. The long-term continuous cropping of ginseng causes the imbalance of soil environment and the exacerbation of soil-borne diseases, which affects the healthy development of ginseng industry. In this study, ginseng continuous cropping soil was treated with microbial inocula using broad-spectrum biocontrol microbial strain Frankia F1. Wheat straw, rice straw and corn straw were the best carrier materials for microbial inoculum. After treatment with microbial inoculum prepared with corn straw biochar, the soil pH value, organic matter, total nitrogen, available nitrogen, available phosphorus, and available potassium were increased by 11.18%, 55.43%, 33.07%, 26.70%, 16.40%, and 9.10%, the activities of soil urease, catalase and sucrase increased by 52.73%, 16.80% and 43.80%, respectively. A Metagenomics showed that after the application of microbial inoculum prepared with corn straw biochar, soil microbial OTUs, Chao1 index, Shannon index, and Simpson index increased by 19.86%, 16.05%, 28.83%, and 3.16%, respectively. Three classes (Alphaproteobacteria, Gammaproteobacteria and Sphingobacteria) were the dominant bacteria in ginseng soil, and their abundance increased by 7.87%, 9.81% and 1.24%, respectively, after treatment with microbial inoculum with corn straw biochar. Results indicated that the most effective treatment in ginseng soil would be the combined application of corn straw biochar and Frankia F1.Yuqi QiHaolang LiuJihong WangYingping WangNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Yuqi Qi
Haolang Liu
Jihong Wang
Yingping Wang
Effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment
description Abstract Ginseng is an important cash crop. The long-term continuous cropping of ginseng causes the imbalance of soil environment and the exacerbation of soil-borne diseases, which affects the healthy development of ginseng industry. In this study, ginseng continuous cropping soil was treated with microbial inocula using broad-spectrum biocontrol microbial strain Frankia F1. Wheat straw, rice straw and corn straw were the best carrier materials for microbial inoculum. After treatment with microbial inoculum prepared with corn straw biochar, the soil pH value, organic matter, total nitrogen, available nitrogen, available phosphorus, and available potassium were increased by 11.18%, 55.43%, 33.07%, 26.70%, 16.40%, and 9.10%, the activities of soil urease, catalase and sucrase increased by 52.73%, 16.80% and 43.80%, respectively. A Metagenomics showed that after the application of microbial inoculum prepared with corn straw biochar, soil microbial OTUs, Chao1 index, Shannon index, and Simpson index increased by 19.86%, 16.05%, 28.83%, and 3.16%, respectively. Three classes (Alphaproteobacteria, Gammaproteobacteria and Sphingobacteria) were the dominant bacteria in ginseng soil, and their abundance increased by 7.87%, 9.81% and 1.24%, respectively, after treatment with microbial inoculum with corn straw biochar. Results indicated that the most effective treatment in ginseng soil would be the combined application of corn straw biochar and Frankia F1.
format article
author Yuqi Qi
Haolang Liu
Jihong Wang
Yingping Wang
author_facet Yuqi Qi
Haolang Liu
Jihong Wang
Yingping Wang
author_sort Yuqi Qi
title Effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment
title_short Effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment
title_full Effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment
title_fullStr Effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment
title_full_unstemmed Effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment
title_sort effects of different straw biochar combined with microbial inoculants on soil environment in pot experiment
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/0580ee9fb66e431cbbd765f7ce3cccbb
work_keys_str_mv AT yuqiqi effectsofdifferentstrawbiocharcombinedwithmicrobialinoculantsonsoilenvironmentinpotexperiment
AT haolangliu effectsofdifferentstrawbiocharcombinedwithmicrobialinoculantsonsoilenvironmentinpotexperiment
AT jihongwang effectsofdifferentstrawbiocharcombinedwithmicrobialinoculantsonsoilenvironmentinpotexperiment
AT yingpingwang effectsofdifferentstrawbiocharcombinedwithmicrobialinoculantsonsoilenvironmentinpotexperiment
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