Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition

Abstract Biochar and manure can be used for sustainable land management. However, little is known about how soil amendments might affect surface and belowground microbial processes and subsequent wood decomposition. In a split‐split‐split plot design, we amended soil with two rates of manure (whole...

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Main Authors: Ruirui Zhao, Yong Liu, Michael J. Gundale
Format: Article
Language:English
Published: Wiley 2023-09-01
Series:GCB Bioenergy
Subjects:
Online Access:https://doi.org/10.1111/gcbb.13087
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author Ruirui Zhao
Yong Liu
Michael J. Gundale
author_facet Ruirui Zhao
Yong Liu
Michael J. Gundale
author_sort Ruirui Zhao
collection DOAJ
description Abstract Biochar and manure can be used for sustainable land management. However, little is known about how soil amendments might affect surface and belowground microbial processes and subsequent wood decomposition. In a split‐split‐split plot design, we amended soil with two rates of manure (whole plot; 0 and 9 Mg ha−1) and biochar (split plot; 0 and 10 Mg ha−1). Wood stakes of three species (hybrid poplar, triploid Populus tomentosa Carr.; aspen, Populus tremuloides Michx.; and pine, Pinus taeda L.) were placed in two positions (horizontally on the soil surface, and inserted vertically in the mineral soil), which served as a substrate for fungal growth. In 3 years, the decomposition rate (density loss), moisture content, and fungal community (via high‐throughput sequencing methods) of stakes were evaluated. Results indicated that biochar and/or manure increased the wood stake decomposition rates, moisture content, and operational taxonomic unit abundance. However, the richness and diversity of fungi were dependent on wood stake position (surface > mineral), species (pine > the two Populus), and sample dates. This study highlights that soil amendment with biochar and/or manure can alter the fungal community, which in turn can enhance an important soil process (i.e., decomposition).
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spelling doaj.art-ecfb53aa23994e3ca08205014ea73aac2023-08-14T08:10:18ZengWileyGCB Bioenergy1757-16931757-17072023-09-011591166118510.1111/gcbb.13087Soil amendment with biochar and manure alters wood stake decomposition and fungal community compositionRuirui Zhao0Yong Liu1Michael J. Gundale2Key Laboratory for Silviculture and Conservation, Ministry of Education Beijing Forestry University Beijing ChinaKey Laboratory for Silviculture and Conservation, Ministry of Education Beijing Forestry University Beijing ChinaDepartment of Forest Ecology and Management Swedish University of Agricultural Sciences Umeå SwedenAbstract Biochar and manure can be used for sustainable land management. However, little is known about how soil amendments might affect surface and belowground microbial processes and subsequent wood decomposition. In a split‐split‐split plot design, we amended soil with two rates of manure (whole plot; 0 and 9 Mg ha−1) and biochar (split plot; 0 and 10 Mg ha−1). Wood stakes of three species (hybrid poplar, triploid Populus tomentosa Carr.; aspen, Populus tremuloides Michx.; and pine, Pinus taeda L.) were placed in two positions (horizontally on the soil surface, and inserted vertically in the mineral soil), which served as a substrate for fungal growth. In 3 years, the decomposition rate (density loss), moisture content, and fungal community (via high‐throughput sequencing methods) of stakes were evaluated. Results indicated that biochar and/or manure increased the wood stake decomposition rates, moisture content, and operational taxonomic unit abundance. However, the richness and diversity of fungi were dependent on wood stake position (surface > mineral), species (pine > the two Populus), and sample dates. This study highlights that soil amendment with biochar and/or manure can alter the fungal community, which in turn can enhance an important soil process (i.e., decomposition).https://doi.org/10.1111/gcbb.13087organic fertilizersoil processwood‐colonizing fungal community
spellingShingle Ruirui Zhao
Yong Liu
Michael J. Gundale
Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition
GCB Bioenergy
organic fertilizer
soil process
wood‐colonizing fungal community
title Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition
title_full Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition
title_fullStr Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition
title_full_unstemmed Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition
title_short Soil amendment with biochar and manure alters wood stake decomposition and fungal community composition
title_sort soil amendment with biochar and manure alters wood stake decomposition and fungal community composition
topic organic fertilizer
soil process
wood‐colonizing fungal community
url https://doi.org/10.1111/gcbb.13087
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AT yongliu soilamendmentwithbiocharandmanurealterswoodstakedecompositionandfungalcommunitycomposition
AT michaeljgundale soilamendmentwithbiocharandmanurealterswoodstakedecompositionandfungalcommunitycomposition