Microorganisms,
Год журнала:
2025,
Номер
13(4), С. 947 - 947
Опубликована: Апрель 20, 2025
The
interactions
between
plants
and
microbes
are
essential
for
enhancing
crop
productivity.
However,
the
mechanisms
underlying
host-specific
microbiome
migration
functional
assembly
remain
poorly
understood.
In
this
study,
from
soil
to
leaves
in
rice
(Oryza
sativa)
maize
(Zea
mays)
was
analyzed
through
16S
rRNA
sequencing
phenotypic
assessments.
When
we
used
same
source
grow
maize,
microbiota
traits
were
specifically
enriched
by
its
phyllosphere
rhizosphere.
This
indicated
that
can
selectively
assemble
microbiomes
a
shared
source.
Therefore,
22
strains
isolated
phyllospheres
of
construct
synthetic
microbial
community
(SynCom).
growth
inoculated
with
SynCom,
belonging
Bacillus
compared
phyllosphere.
Additionally,
strain
Rhizobium
rhizosphere
These
results
suggest
plant
species
influence
within
their
respective
compartments.
Compared
mock
inoculation,
SynCom
inoculation
significantly
enhanced
growth.
microbiomes,
Achromobacter,
which
assembled
both
played
role
Our
findings
underscore
importance
dynamics
leveraging
plant–microbe
sustainable
agriculture.
Geoderma,
Год журнала:
2023,
Номер
432, С. 116393 - 116393
Опубликована: Фев. 22, 2023
Although
the
impact
of
land
conversion
on
carbon
mineralization
in
paddy
soils
has
received
increasing
attention,
coupled
roles
soil
microdiversity
and
chemodiversity
these
processes
are
largely
unknown.
To
address
this
issue,
use
from
fields
(PF)
to
vegetable
(VF),
rice-vegetable
rotation
(RV),
abandoned
(AL),
were
investigated
study.
The
relationships
between
characteristics
microbial
community,
metabolism
physiology
dissolved
organic
matter
(DOM)
analyzed.
After
conversion,
enhanced
AL
RV,
which
217.49%
183.02%
that
PF.
In
contrast,
no
significant
change
was
observed
VF,
although
anaerobic
environment
transformed
into
an
aerobic
one
fungal
richness/
diversity
increased
soil.
This
because
directly
regulated
by
DOM
quantity
labile
carbon,
indirectly
community.
Specifically,
largest
attributed
strongest
as
had
DOC
contents,
hydrophilic
substances
(e.g.,
carboxyl,
carbohydrate,
amino),
abundant
eutrophic
taxa
Actinobacteria
Proteobacteria).
VF
mainly
related
more
condensed
aromatics
oligotrophic
microbes,
fewer
soil,
resulting
dominance
recalcitrant
carbon.
also
prevailed
RV.
However,
RV
showed
moderate
due
having
proper
with
high
bioavailability.
Collectively,
results
provide
molecular
insights
a
micro-chemodiversity
perspective,
highlights
importance
nutrient
supply
strategy.
Frontiers in Microbiology,
Год журнала:
2023,
Номер
14
Опубликована: Фев. 16, 2023
Rational
cropping
maintains
high
soil
fertility
and
a
healthy
ecosystem.
Soil
microorganism
is
the
controller
of
fertility.
Meanwhile,
microbial
communities
also
respond
to
different
patterns.
The
mechanisms
by
which
biotic
abiotic
factors
were
affected
sequences
remain
unclear
in
major
grain-producing
regions
northeastern
China.
To
evaluate
effects
under
conventional
fertilization
practices
on
properties,
communities,
crop
yield,
six
types
plant
systems
performed,
including
soybean
monoculture,
wheat-soybean
rotation,
wheat-maize-soybean
soybean-maize-maize
maize-soybean-soybean
rotation
maize
monoculture.
Our
results
showed
that
compared
with
single
system,
combinations
or
can
increase
total
organic
carbon
nutrients,
promote
especially
using
planting
system.
16S
rRNA
internal
transcribed
spacer
(ITS)
amplicon
sequencing
had
bacterial
fungal
communities.
monoculture
less
diverse
when
other
Among
sequences,
number
observed
species
was
greater
setup
setup.
Some
dominant
functional
taxa
soils
observed.
Network-based
analysis
suggests
phyla
Acidobacteria
Actinobacteria
while
phylum
Ascomycota
positive
correlation
phylogenetic
investigation
reconstruction
unobserved
states
(PICRUSt)
result
presence
various
metabolic
pathways.
Besides,
significantly
increased
proportion
some
beneficial
microorganisms
reduced
soil-borne
animal
pathogens.
These
warrant
further
into
driving
responses
their
capacity
improving
during
legume
cropping.
present
study
extends
our
understanding
how
rotations
effect
parameters,
diversity,
functions,
reveals
importance
sequences.
findings
could
be
used
guide
decision-making
from
perspective
for
annual
management
approaches.
Industrial Crops and Products,
Год журнала:
2024,
Номер
212, С. 118331 - 118331
Опубликована: Март 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.
Frontiers in Microbiology,
Год журнала:
2025,
Номер
16
Опубликована: Фев. 3, 2025
Introduction
Nitrogen-fixing
bacteria
(NFB)
have
a
pivotal
impact
on
the
nitrogen
cycle
within
agroforestry
systems.
The
organic
management
of
Panax
notoginseng
(sanqi)-
Pinus
armandii
(SPA)
system
resulted
in
deficiency
because
lack
application
chemical
fertilizers.
Therefore,
assessing
variability
NFB
due
to
cultivation
sanqi
SPA
becomes
crucial.
Methods
seasonal
dynamics
abundance,
diversity,
and
community
structure
soil
monocropping
pine
(MP)
systems
were
assessed
using
real-time
quantitative
polymerase
chain
reaction
high-throughput
sequencing
technology.
Results
discussion
Sanqi
triggered
decrease
abundance
but
increased
α
diversity.
Additionally,
significant
differences
noted
between
MP
Moreover,
Bradyrhizobium
Azospirillum
after
was
cultivated.
Furthermore,
broadened
ecological
niche
breadth
stochasticity
its
assembly
(i.e.,
dispersal
limitation).
network
complexity
not
stability
NFB.
structural
equation
model
(SEM)
revealed
that
pH
directly
impacted
system.
positively
influences
characteristics
Our
study
provides
new
insights
into
cycling
utilization
Environment International,
Год журнала:
2023,
Номер
183, С. 108393 - 108393
Опубликована: Дек. 17, 2023
Microplastics
(MPs)
pollution
is
becoming
an
emerging
global
stressor
for
soil
ecosystems.
However,
studies
on
the
impacts
of
biodegradable
MPs
C
sequestration
have
been
mainly
based
bulk
quantity,
without
considering
storage
form
C,
its
persistency
and
N
demand.
To
address
this
issue,
common
poly
(butylene
adipate-co-terephthalate)
(PBAT)
was
used
as
model,
effects
functional
organic
pools,
including
mineral-associated
(MAOM),
particulate
(POM)
dissolved
matter
(DOM),
were
investigated
from
novel
coupled
perspective
stocks.
After
adding
PBAT-MPs,
contents
POM-C,
DOM-C,
MAOM-C
increased
by
546.9%-697.8%,
54.2%-90.3%,
13.7%-18.9%,
respectively.
Accordingly,
total
116.0%-191.1%.
Structural
equation
modeling
showed
that
pools
regulated
PBAT
input
microbial
metabolism
associated
with
enzymes.
Specifically,
debris
could
be
disguised
to
promote
POM
formation,
which
main
pathway
accumulation.
Inversely,
DOM-C
formation
attributed
product
selective
consumption
in
DOM-N.
Random
forest
model
confirmed
N-activated
(e.g.,
Nitrospirae)
PBAT-degrading
bacteria
Gemmatinadetes)
important
taxa
accumulation,
key
enzymes
rhizopus
oryzae
lipas,
invertase,
ammonia
monooxygenase.
The
accumulation
related
oligotrophic
Chloroflexi
Ascomycota)
aggregate
decreasing
DOM-N
46.9%-84.3%,
but
did
not
significantly
change
other
pools.
Collectively,
findings
highlight
urgency
control
nutrient
imbalance
risk
labile
loss
recalcitrant
enrichment
avoid
depressed
turnover
rate
MPs-polluted
soil.
