Ecological Indicators,
Год журнала:
2023,
Номер
148, С. 110122 - 110122
Опубликована: Март 14, 2023
It
is
important
to
have
a
deep
understanding
of
microbial
diversity–multifunctionality
relationships.
Studies
on
α
diversity
microorganisms
been
reported
extensively,
but
the
different
species
at
β
scale
still
unclear.
In
this
study,
we
selected
bare
patches
(BP),
vegetated
(VP)
and
healthy
alpine
meadows
(AM)
degradation
severity
in
restoration
succession
stages
investigate
(bacteria
fungi),
soil
multifunctionality
(i.e.
plant
aboveground
biomass,
belowground
organic
carbon,
total
nitrogen,
phosphorus,
ammonium
nitrate
available
phosphorus)
analyze
relationship
between
each
other.
The
results
show
that
most
crucial
limiting
factors
were
pH
moisture
natural
degraded
patches,
affects
mediates
Fungal
positively
correlated,
bacterial
negatively
correlated.
Soil
not
only
directly
impacts
multifunctionality,
also
indirectly
by
influencing
fungal
diversity.
These
indicate
can
predict
key
mediator
multi-functionality.
Our
findings
highlight
potential
improve
meadow
patches.
Applied and Environmental Microbiology,
Год журнала:
2021,
Номер
87(21)
Опубликована: Авг. 18, 2021
Revealing
the
response
of
soil
bacterial
community
to
external
environmental
disturbances
is
an
important
but
poorly
understood
topic
in
microbial
ecology.
In
this
study,
we
evaluated
effect
high
salinity
on
composition
and
key
biogeochemical
processes
salinized
agricultural
soils
(0.22
19.98
dS
m
−1
).
The Science of The Total Environment,
Год журнала:
2023,
Номер
904, С. 166932 - 166932
Опубликована: Сен. 9, 2023
Shifts
in
rhizosphere
soil
microorganisms
of
dominant
plants'
response
to
climate
change
profoundly
impact
mountain
ecosystem
multifunctionality;
relatively
little
is
known
about
the
relationship
between
them
and
how
they
depend
on
long-term
environmental
drivers.
Here,
we
conducted
analyses
microbial
altitudinal
pattern,
community
assembly,
co-occurrence
network
6
plants
six
typical
vegetation
zones
ranging
from
1350
2900
m
(a.s.l.)
Helan
Mountains
by
absolute
quantitative
sequencing
technology,
finally
related
microbiomes
root
zone
multifunctionality
('soil
multifunctionality'
hereafter),
dependence
was
explored.
It
found
that
pattern
bacterial
fungal
diversities
differed
significantly.
Higher
more
potential
interactions
Stipa
breviflora
Carex
coninux
were
at
lowest
highest
altitudes.
Bacterial
α
diversity,
identity
some
taxa,
had
significant
positive
or
negative
effects
multifunctionality.
The
effect
sizes
diversity
greater
than
those
effects.
These
results
indicated
balance
microbes
determines
As
number
phylum
level
increases,
there
will
be
a
net
gain
Our
study
reveals
geographical
climatic
factors
can
directly
modulate
properties
thereby
affecting
driving
multifunctionality,
points
rather
fungi
being
strongly
associated
with
This
work
has
important
ecological
implications
for
predicting
multiple
environment-plant-soil-microorganisms
ecosystems
respond
future
change.
Abstract
Biological
nitrogen
(N)
fixation
(BNF)
via
diazotrophs
is
an
important
ecological
process
for
the
conversion
of
atmospheric
N
to
biologically
available
N.
Although
soil
play
a
dominant
role
in
BNF
and
arbuscular
mycorrhizal
fungi
(AMF)
serve
as
helpers
favor
BNF,
response
diazotrophic
communities
different
long‐term
fertilizations
AMF
diazotrophs‐driven
are
poorly
understood.
Herein,
33‐year
fertilization
experiment
wheat–maize
intercropping
system
was
conducted
investigate
changes
rates,
communities,
their
interactions
after
representative
(chemical
fertilizer,
cow
manure,
wheat
straw,
green
manure).
We
found
remarkable
increase
rates
more
than
three
decades
compared
with
nonfertilized
soil,
manure
treatment
rendered
highest
enhancement.
The
functionality
strengthening
mainly
associated
absolute
abundance
relative
key
cluster
Module
#0
(gained
from
co‐occurrence
network
species)
such
Skermanella
Azospirillum
.
Furthermore,
although
positive
correlations
between
were
reduced
under
organic
regimes,
manuring
could
reverse
decline
within
#0,
this
had
relationship
rate.
This
study
suggests
that
promote
select
specific
groups
fixers
certain
areas.
Our
work
provides
solid
evidence
taxa
interspecies
will
be
largely
favored
fertilized
strategy
manure.
