Soil Microbial Community Composition and Diversity Analysis under Different Land Use Patterns in Taojia River Basin

نویسندگان

چکیده

Soil microorganisms are greatly affected by their microenvironment. To reveal the influence of different land use patterns on composition and diversity soil bacterial fungal communities, this study analyzed microbial (bacteria fungi) community under (vegetable land, wasteland, woodland, cultivated land) based 16S rRNA, 18S high-throughput sequencing method in Taojia River Basin. Spearman analysis redundancy (RDA) were used to explore correlation between physicochemical properties composition, a partial least squares path model (PLS-PM) was constructed express causal relationship diversity. The results showed that species richness highest vegetable lowest wasteland. Proteobacteria is dominant phylum (20.69%–32.70%), Actinobacteria class (7.99%–16.95%). fungi woodland highest, while land. Mucoromycota, 29.39%, 41.36%, 22.67%, respectively. Ascomycota (42.16%) Sordariomyetes wasteland Mortierellomycetes Glomeromycetes Mucoromycota woodland. revealed groups communities had significant correlations with pH, clay, sand (p < 0.01). RDA moisture key environmental factors affecting communities. Fungal more than bacteria. These provided theoretical basis for changes river basins.

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ژورنال

عنوان ژورنال: Forests

سال: 2023

ISSN: ['1999-4907']

DOI: https://doi.org/10.3390/f14051004