Frontiers in Microbiology,
Journal Year:
2022,
Volume and Issue:
13
Published: Nov. 28, 2022
Forest
succession
is
a
central
ecological
topic,
due
to
the
importance
of
associated
dynamic
processes
for
terrestrial
ecosystems.
However,
very
little
currently
known
about
community
assembly
and
interaction
soil
microbial
communities
along
forest
successional
trajectories,
particularly
regarding
dynamics
in
contrasting
seasons.
To
bridge
these
knowledge
gaps,
we
studied
bacterial
fungal
compositions,
assemblages,
co-occurrence
networks
well-established
gradient
Phoebe
bournei-dominated
forest,
spanning
65
years
development
subtropical
region.
Illumina
MiSeq
sequencing
16S
ITS
genes
was
employed
assessment
composition
diversity,
respectively.
The
relative
abundance
α-diversity
bacteria
fungi
showed
differential
trend
over
succession.
dominant
phyla
(Basidiomycota
Ascomycota)
changed
more
frequently
than
(Proteobacteria,
Acidobacteriota,
Actinobacteriota),
indicating
that
have
sensitive
relationship
with
compared
bacteria.
variation
induced
by
significantly
affected
total
phosphorus,
dissolved
organic
carbon
content
pH.
Compared
deterministic
processes,
stochastic
mainly
dominated
communities.
Meanwhile,
stochasticity
increased
later
stages.
In
Particular,
dispersal
limitation
drift
accounted
large
proportion
assembly,
addition,
became
complex
as
proceeds.
Soil
exhibited
competition
cooperation
gradient.
Collectively,
our
findings
suggest
improves
complexity
interactions
forests,
providing
key
insights
into
between
Ecotoxicology and Environmental Safety,
Journal Year:
2023,
Volume and Issue:
267, P. 115640 - 115640
Published: Nov. 1, 2023
Microplastics
(MPs)
are
emerging
environmental
contaminants
in
soil
ecosystems
that
disrupt
the
carbon
(C)
pool.
Therefore,
response
of
microbial
metabolism
to
MP-contaminated
is
crucial
for
soil-C
stabilization.
We
undertook
factorial
experiments
a
greenhouse
with
three
types
microplastics
levels
nutrients
and
physiochemical
analyses
after
60
days.
The
present
study
revealed
how
presence
degradable
polylactic
acid
(PLA)
non-degradable
polyethylene
(PE)
MPs
affects
nutrient
limitation
C
use
efficiency
(CUE)
at
varying
concentrations.
PLA
low
led
significant
increase
(29%)
activities
nitrogen
(N)-acquiring
enzymes.
In
contrast,
had
no
effect
on
C-
N-acquiring
occurrence
PE
caused
41%
reduction
high-nutrient
soils,
was
limited
by
soils
amended
nutrients.
A
strong
positive
correlation
between
indicates
addressing
followed
amendment
could
potentially
intensify
N
comparison,
CUE
increased
10%
application
status.
These
findings
highlight
influence
both
processes
dynamics.
conclusion,
enhances
metabolic
nutrient-rich
aiding
utilization,
whereas
reduces
limitation,
offering
promise
sequestration
strategies.
Our
underscore
importance
considering
ecosystem
studies
broader
sustainability
efforts.
Industrial Crops and Products,
Journal Year:
2024,
Volume and Issue:
212, P. 118331 - 118331
Published: March 9, 2024
Soil
microorganisms
are
critical
to
the
sustainable
development
of
agroecosystems.
Continuous
cropping
obstacles
refer
crop
yield
reduction
in
continuous
cropping.
Crop
diversity
can
be
increased
through
rotation,
improving
soil-plant
interactions
alleviate
obstacles.
In
our
study,
rubber
dandelion
(Taraxacum
kok-saghyz
Rodin,
TKS)
and
sugar
beet
(Beta
vulgaris
L.)
were
used
for
rotation.
A
two-year
field
experiment
was
conducted
using
a
randomized
uniform
grid
design
investigate
effects
on
soil
microbial
community
structure
physicochemical
properties,
supplemented
by
pot
experiment.
We
hypothesized
that
could
change
microbiome,
improve
ultimately
promote
growth
beet.
The
results
showed
compared
with
cropping,
rotation
enhance
microbiome
increase
abundances
Actinobacteria
Streptomyces.
available
nitrogen,
potassium
organic
matter
contents
higher
than
soil.
addition,
urease
activity
after
significantly
increased.
general,
biomass
obstacle.
Microbial Biotechnology,
Journal Year:
2023,
Volume and Issue:
16(6), P. 1373 - 1392
Published: March 25, 2023
Abstract
In
order
to
address
the
global
crisis
in
pear
productivity,
there
has
been
increased
attention
given
advocating
for
use
of
organic
fertilizers.
As
part
this
effort,
researchers
have
investigating
microbial
properties
fertilizers
better
understand
their
potential
impact
on
fruit
productivity.
Our
research
focused
specifically
four
different
ratios
sheep
manure
(SM)
and
chemical
(CF)
We
found
that
replacing
CF
with
SM
resulted
a
proliferation
gammaproteobacteria,
Chlamydiae,
Bastocatellia
Clostridia
soil
rhizosphere,
which
is
region
around
roots
plants
where
most
nutrient
uptake
occurs.
Using
redundancy
analysis,
we
were
able
determine
was
particularly
effective
at
promoting
growth
gammaproteobacteria
clostridia,
associated
C:N
14:1
as
well
availability
K,
Fe,
Zn
Cu.
This
combination
factors
conducive
transition
from
vegetative
reproductive
growth,
resulting
an
increase
production
43
56
tons
per
hectare.
also
discovered
Blastociella
acts
buffering
system
regulating
acidity.
Taken
together,
our
findings
indicate
can
improve
abundance
beneficial
bacteria
leading
