Restoration Ecology,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 26, 2024
The
phytoremediation
efficiency
of
heavy
metal‐contaminated
saline
soils
is
limited
by
low
plant
biomass
and
accumulation
salt
or
metals.
Arbuscular
mycorrhizal
fungi
(AMF)
can
directly
promote
growth
indirectly
affect
regulating
rhizosphere
microbial
communities;
however,
few
studies
have
investigated
the
regulation
AMF
on
bacteria
in
soils.
This
study
effects
(
Funneliformis
mosseae
)
Astragalus
adsurgens
Pall.
Stipa
grandis
P.
Smirn.
cadmium
(Cd)‐contaminated
results
revealed
that
F.
improved
two
grasses
through
distinct
strategic
mechanisms.
In
A.
,
decreased
shoot
sodium
ion
(Na
+
Cd
concentrations,
increased
Na
Cd,
nutrient
accumulations,
enhanced
stability
interaction
network
top
15
bacterial
species
with
significant
differences,
resulted
higher
resistance
to
external
disturbances.
relative
abundances
Paludibaculum
Pedomicrobium
Aquicella
which
positively
correlated
biomass,
accumulations.
S.
promoted
accumulations
regulated
interactions
among
differences.
Total
nodes,
total
links,
average
degree
increased,
indicating
a
closer
more
complex
relationship
between
bacteria.
abundance
Devosia
Exiguobacterium
Pseudoxanthomonas
Aliihoeflea
presented
data
support
plant‐mediated
remediation
using
symbiosis.
Journal of Fungi,
Год журнала:
2024,
Номер
10(9), С. 598 - 598
Опубликована: Авг. 24, 2024
Arbuscular
mycorrhizal
fungi
(AMF)
are
critical
for
soil
ecosystem
services
as
they
enhance
plant
growth
and
quality
via
nutrient
cycling
carbon
storage.
Considering
the
growing
emphasis
on
sustainable
agricultural
practices,
this
study
investigated
effects
of
conventional
organic
farming
practices
AMF
diversity,
abundance,
ecological
functions
in
maize,
pepper,
potato-cultivated
soils.
Using
next-generation
sequencing
quantitative
PCR,
we
assessed
diversity
abundance
addition
to
health
indicators
such
phosphorus
content,
total
nitrogen,
carbon.
Our
findings
revealed
that,
while
no
significant
differences
physicochemical
parameters
or
were
observed
across
systems
when
all
crop
data
combined,
significantly
enhances
fosters
beneficial
microbial
ecosystems.
These
ecosystems
play
vital
roles
storage,
underscoring
importance
promoting
robust
communities
that
support
services.
This
not
only
deepens
our
understanding
AMF's
but
also
highlights
potential
leverage
these
benefits
improving
sustainability
practices.
Horticulturae,
Год журнала:
2024,
Номер
10(6), С. 580 - 580
Опубликована: Июнь 2, 2024
Camellia
oleifera
is
an
important
oilseed
forest
tree,
but
it
unknown
whether
and
how
inoculation
with
arbuscular
mycorrhizal
fungi,
as
well
spraying
easily
extractable
glomalin-related
soil
protein
(EG),
regulates
the
fatty
acid
profile
in
seeds
of
this
species.
This
study
explored
Rhizophagus
intraradices
(800
g
inoculum/tree)
EG
(2.5
L/tree,
four
times
total,
once
a
week)
modulated
for
potential
nutritional
qualities
20-year-old
C.
oleifera.
Spraying
exogenous
significantly
increased
fruit
transverse
diameter,
longitudinal
weight,
number
seeds,
seed
weight
had
no
significant
effect
on
root
colonization
rate.
Inoculation
R.
these
traits
boosted
A
total
11
saturated
acids
12
unsaturated
were
detected
from
consisting
primarily
C18:1N-12,
C18:1N-9C,
C18:2-N6.
levels
major
components
such
C18:1N-7,
C18:2N-6
by
140.6%,
59.7%,
97.6%,
60.6%,
respectively,
while
decreasing
level
C16:0.
only
decreased
C16:0
C18:0,
C18:2N-6.
Both
treatments
percentage
acids,
resulting
increase
unsaturation
index
acids.
In
addition,
up-regulated
expression
CoFAD2,
CoSAD,
CoFAD3,
both
also
suppressed
CoFAE.
These
findings
suggested
that
biostimulant,
more
suitable
to
regulate
values
Frontiers in Plant Science,
Год журнала:
2023,
Номер
14
Опубликована: Дек. 6, 2023
Casuarina
equisetifolia
(C.
equisetifolia)
is
an
economically
important
forest
tree
species,
often
cultivated
in
continuous
monoculture
as
a
coastal
protection
forest.
Continuous
planting
has
gradually
affected
growth
and
severely
restricted
the
sustainable
development
of
C.
industry.
In
this
study,
we
analyzed
effects
on
explored
rhizosphere
soil
microecological
mechanism
from
metagenomic
perspective.
The
results
showed
that
resulted
dwarfing,
shorter
root
length,
reduced
seedling
system.
Metagenomics
analysis
10
key
characteristic
microorganisms,
mainly
Actinoallomurus,
Actinomadura,
Mycobacterium,
were
responsible
for
continuously
planted
trees.
Quantitative
number
microorganisms
these
three
genera
decreased
significantly
with
increase
planting.
Gene
function
led
to
weakening
environmental
information
processing-signal
transduction
ability
decrease
trees
against
stress.
Reduced
capacity
metabolism,
genetic
processing-replication
repair
microbial
propagation
quantity
Secondly,
amino
acid
carbohydrate
glycan
biosynthesis
lipid
metabolism
cofactors
vitamins
all
reduced,
resulting
synthesize
metabolize
carbon
nitrogen.
These
capacities
further
quantity,
nitrogen,
respiration
intensity,
enzyme
nutrient
cycling
resistance-related
activities,
significant
reduction
available
content
soils,
ion
exchange
capacity,
impediment
growth.
This
study
provides
basis
management
plantations.
The
ecosystem
of
the
earth
is
fascinating
and
intricate.
interactions
that
occur
in
soil
affect
its
characteristics
as
a
substrate
for
development
activity
microorganisms
plants.
majority
terrestrial
plants
have
symbiotic,
mutually
beneficial
interaction
with
fungi
known
arbuscular
mycorrhizal
(AMF).
These
expand
root's
absorption
region,
which
improves
plant's
ability
to
absorb
nutrients.
symbiont
gets
plant
carbohydrates
return
accomplishing
life
cycle.
Additionally,
AMF
aids
adaptation
biotic
abiotic
challenges
including
salt,
drought,
extremely
high
or
low
temperatures,
heavy
metals,
diseases
infections.
are
constantly
interacting
ample
variety
microbes,
endo-bacteria,
rhizobacteria
encourage
growth
mycorrhiza
helper
bacteria,
parasitic
nematodes,
other
microbes
inhabiting
rhizosphere
hyphosphere.
Their
may
be
utmost
significance
might
agriculture.
present
chapter
summarizes
main
microbial
community
groups
their
hyphosphere
along
advantageous
effects
on
Agriculture,
Год журнала:
2024,
Номер
14(7), С. 1061 - 1061
Опубликована: Июнь 30, 2024
Bioorganic
fertilizer
(BOF)
represents
favorable
potential
for
agricultural
production,
but
the
safe
and
residual
effects
of
BOF
application
in
heavy-metal-contaminated
soils
still
remain
unclear.
A
two-year
field
experiment
four
rice-growing
cycles
were
conducted
to
study
one-time
addition
(low
high
dosages,
0.45
0.9
kg/m2,
namely,
BOF1
BOF2,
respectively)
on
lead
(Pb)
arsenic
(As)
accumulations
brown
rice,
rice
yield,
soil
properties
an
acidic
Pb-As-contaminated
paddy
field.
The
results
show
that
enhanced
yields
by
7.9–25.5%
increased
pH,
organic
carbon
contents,
fluorescein
diacetate
hydrolase
activity
former
two
cycles,
while
these
attributes
declined
gradually
not
significant
last
cycles.
bulk
density
decreased
marginally
due
BOF.
Furthermore,
treatment
barely
affected
Pb
As
concentrations
during
all
whereas
BOF2
clearly
exceeding
food
quality
standard
limit
0.2
mg/kg
three
slightly
changes
available
As,
respectively.
Our
indicate
a
could
ameliorate
conditions
growth
high-dose
seemed
undesirable
toxic-metal-contaminated
soils.
at
rate
kg/m2
per
annum
may
be
strategy
production
fields.
