Forests,
Год журнала:
2022,
Номер
13(12), С. 2075 - 2075
Опубликована: Дек. 6, 2022
Soil
fungi
play
a
critical
role
in
the
carbon
and
nutrient
cycling
of
forest
ecosystems.
Identifying
composition
soil
response
to
broadleaf
restoration
Pinus
massoniana
plantation
is
essential
for
exploring
mechanistic
linkages
between
tree
species
ecological
processes,
but
remains
unexplored.
We
compared
shifts
fungal
diversity
guilds
by
high–throughput
sequencing
two
P.
plantations
at
different
stand
ages,
modes
with
trees,
secondary
subtropical
China.
found
that
taxonomic
functional
compositions
significantly
differed
among
forests.
The
highest
Chao
1,
Shannon,
phylogenetic
indices
were
consistently
observed
monocultures,
followed
mixing,
Fungal
communities
transitioned
from
Ascomycota-dominated
Basidiomycota-dominated
other
forests
topsoil.
Furthermore,
saprotrophs
symbiotrophs
favoured
forests,
respectively.
pH
exerted
most
significant
effect
on
relative
abundance
Ascomycota
Rozellomycota,
as
well
saprotrophs.
Moreover,
dominant
phyla
Ascomycota,
Mucoromycota,
Rozellomycota
negatively
related
microbial
biomass
nitrogen,
ammonium
total
nitrogen
contents;
however,
Mortierellomycota
benefited
elevated
content.
On
hand,
nitrate
available
phosphorus
contents
strongly
influenced
ectomycorrhizal
fungi,
while
mainly
affected
pH.
Our
findings
guide
an
evaluation
consequences
contribute
improved
understanding
mechanisms
behind
biogeochemical
PLoS ONE,
Год журнала:
2025,
Номер
20(5), С. e0324786 - e0324786
Опубликована: Май 27, 2025
Microbial
community
succession
plays
a
key
role
in
restoring
fragile
ecosystems
and
mitigating
ecological
degradation.
However,
the
mechanisms
by
which
vegetation
restoration
promotes
microbial
reconstruction
degraded
soils
remain
unclear.
This
study
utilized
metagenomic
high-throughput
sequencing
technology
to
analyze
dynamics
soil
samples
collected
from
eight
different
planting
patterns
ecologically
areas
of
Chinese
Loess
Plateau.
The
results
indicated
significant
effects
terrain
location
restorative
cropping
on
abundance
function.
In
particular,
C
N
nutrient
was
highest
mixed
forest
soils,
total
number
microorganisms
more
diverse.
Therefore,
through
restoration,
forests
significantly
enhanced
regional
functions.
Notably,
creating
with
both
trees
shrubs
resulted
optimal
functions,
providing
valuable
direction
for
construction
structural
optimization
region.
Forests,
Год журнала:
2022,
Номер
13(12), С. 2075 - 2075
Опубликована: Дек. 6, 2022
Soil
fungi
play
a
critical
role
in
the
carbon
and
nutrient
cycling
of
forest
ecosystems.
Identifying
composition
soil
response
to
broadleaf
restoration
Pinus
massoniana
plantation
is
essential
for
exploring
mechanistic
linkages
between
tree
species
ecological
processes,
but
remains
unexplored.
We
compared
shifts
fungal
diversity
guilds
by
high–throughput
sequencing
two
P.
plantations
at
different
stand
ages,
modes
with
trees,
secondary
subtropical
China.
found
that
taxonomic
functional
compositions
significantly
differed
among
forests.
The
highest
Chao
1,
Shannon,
phylogenetic
indices
were
consistently
observed
monocultures,
followed
mixing,
Fungal
communities
transitioned
from
Ascomycota-dominated
Basidiomycota-dominated
other
forests
topsoil.
Furthermore,
saprotrophs
symbiotrophs
favoured
forests,
respectively.
pH
exerted
most
significant
effect
on
relative
abundance
Ascomycota
Rozellomycota,
as
well
saprotrophs.
Moreover,
dominant
phyla
Ascomycota,
Mucoromycota,
Rozellomycota
negatively
related
microbial
biomass
nitrogen,
ammonium
total
nitrogen
contents;
however,
Mortierellomycota
benefited
elevated
content.
On
hand,
nitrate
available
phosphorus
contents
strongly
influenced
ectomycorrhizal
fungi,
while
mainly
affected
pH.
Our
findings
guide
an
evaluation
consequences
contribute
improved
understanding
mechanisms
behind
biogeochemical
