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Importance of fungi in a 63 years old long-term field experiment with 20 years of maize growth

Shahbaz, Muhammad LU ; Thornton, Barry and Börjesson, Gunnar (2021) In European Journal of Soil Biology 102.
Abstract
Microbial diversity and their activity in the rhizosphere and bulk soil areas were measured in a long-term field trial (started in 1956), where maize has been grown for the last 20 years with and without N fertilisation. Various microbial groups and their substrate feeding strategies (i.e. demonstrating activities) were identified through phospholipid fatty acids (PLFAs) analysis and their δ13C values. Microbial abundance (esp. fungi) remained unaffected by long-term N fertilisation. However, fungi dominated over bacteria with 2–3 times higher biomass in the rhizosphere than bulk soil. The δ13C of PLFAs showed that fungi had the highest values, particularly in fertilised rhizosphere areas, indicating that this was the most active group... (More)
Microbial diversity and their activity in the rhizosphere and bulk soil areas were measured in a long-term field trial (started in 1956), where maize has been grown for the last 20 years with and without N fertilisation. Various microbial groups and their substrate feeding strategies (i.e. demonstrating activities) were identified through phospholipid fatty acids (PLFAs) analysis and their δ13C values. Microbial abundance (esp. fungi) remained unaffected by long-term N fertilisation. However, fungi dominated over bacteria with 2–3 times higher biomass in the rhizosphere than bulk soil. The δ13C of PLFAs showed that fungi had the highest values, particularly in fertilised rhizosphere areas, indicating that this was the most active group (than any other microbial group) for assimilation of maize rhizodeposits. (Less)
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author
; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
in
European Journal of Soil Biology
volume
102
article number
103264
pages
3 pages
publisher
Elsevier
external identifiers
  • scopus:85097415883
ISSN
1164-5563
DOI
10.1016/j.ejsobi.2020.103264
language
English
LU publication?
yes
id
80952516-22a0-4360-ac15-0e850108577d
date added to LUP
2020-12-05 18:43:00
date last changed
2023-02-21 11:23:49
@article{80952516-22a0-4360-ac15-0e850108577d,
  abstract     = {{Microbial diversity and their activity in the rhizosphere and bulk soil areas were measured in a long-term field trial (started in 1956), where maize has been grown for the last 20 years with and without N fertilisation. Various microbial groups and their substrate feeding strategies (i.e. demonstrating activities) were identified through phospholipid fatty acids (PLFAs) analysis and their δ13C values. Microbial abundance (esp. fungi) remained unaffected by long-term N fertilisation. However, fungi dominated over bacteria with 2–3 times higher biomass in the rhizosphere than bulk soil. The δ13C of PLFAs showed that fungi had the highest values, particularly in fertilised rhizosphere areas, indicating that this was the most active group (than any other microbial group) for assimilation of maize rhizodeposits.}},
  author       = {{Shahbaz, Muhammad and Thornton, Barry and Börjesson, Gunnar}},
  issn         = {{1164-5563}},
  language     = {{eng}},
  month        = {{01}},
  publisher    = {{Elsevier}},
  series       = {{European Journal of Soil Biology}},
  title        = {{Importance of fungi in a 63 years old long-term field experiment with 20 years of maize growth}},
  url          = {{http://dx.doi.org/10.1016/j.ejsobi.2020.103264}},
  doi          = {{10.1016/j.ejsobi.2020.103264}},
  volume       = {{102}},
  year         = {{2021}},
}