BMC Microbiology,
Journal Year:
2024,
Volume and Issue:
24(1)
Published: Dec. 27, 2024
The
extensive
mining
of
bastnasite
(CeFCO3)
has
caused
pollution
lanthanum
(La),
cerium
(Ce),
and
fuorine
(F)
in
the
surrounding
farmland
soil,
severely
threatening
safety
soil
ecosystem.
However,
interaction
effects
various
chemical
fractions
La,
Ce,
F
on
composition
microbial
communities
are
unclear.
In
our
study,
high-throughput
sequencing
was
performed
based
pot
experiments
four
types
combined
soils,
i.e.,
La
+
Ce
(LC),
(CF),
(LF),
(LCF),
concentration
ranges
these
three
elements
20–240,
40–450,
150–900
mg
kg–1,
respectively.
improved
Tessier
method
used
to
investigate
variations
compositions.
result
showed
residual
form
(La_RES)
displayed
restraint
Abditibacteriota,
leading
its
undetected
level
highest
LC-polluted
whereas
promoted
relative
abundance
microbes
(Planctomycetota,
Elusimicrobiota,
Gemmatimonadota,
Rozellomycota)
by
more
than
80%;
exchangeable
organic-bound
forms
as
well
iron-manganese-bound
were
identified
stress
factors
for
sensitive
bacteria
(e.g.,
WS4,
RCP2-54,
Monoblepharomycota)
CF-polluted
soils;
LF-polluted
water-soluble
most
toxic
effect
Nitrospirota,
FCPU426,
decreased
while
La_RES
GAL15,
showing
decline
80%
LCF-polluted
soils.
Our
study
revealed
both
inhibition
promotion
element
growth
communities,
providing
a
certain
experimental
evidence
support
further
exploration
treatment
environmental
elements.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: June 26, 2024
Abstract
The
effects
of
wind
erosion,
one
the
crucial
causes
soil
desertification
in
world,
on
terrestrial
ecosystem
are
well
known.
However,
responses
regarding
microbial
carbon
metabolism
to
sand
deposition
caused
by
a
driver
biogeochemical
cycles,
remain
largely
unclear.
In
this
study,
we
collected
samples
from
typical
aeolian
farmland
Songnen
Plain
China
evaluate
properties,
communities,
and
function.
We
also
determined
reads
number
metabolism-related
genes
high-throughput
sequencing
technologies
evaluated
association
between
them.
results
showed
that
long-term
resulted
infertile,
roughness,
dryness.
impacts
topsoil
were
more
severe
than
deep
soil.
diversity
communities
was
significantly
reduced
due
deposition.
relative
abundances
Nitrobacteraceae,
Burkholderiaceae,
Rhodanobacteraceae
belonging
α-Proteobacteria
decreased,
while
Streptomycetaceae
Geodermatophilaceae
Actinobacteria
increased.
metagenomic
analysis
gene
carbohydrate
carbohydrate-activity
enzyme
(GH
CBM)
decreased
with
increase
amount.
changes
community
structure
emissions
cycling
farmland,
which
may
be
essential
reasons
for
land
degradation
farmland.
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(7), P. 1411 - 1411
Published: June 28, 2024
Biocontrol
agents
play
a
crucial
role
in
agricultural
production
by
reducing
the
use
of
pesticides
and
chemical
fertilizers,
controlling
pests
diseases,
enhancing
crop
yield
quality.
While
extensive
research
has
focused
on
growth-promoting
yield-increasing
effects
biocontrol
herbaceous
plants,
their
impact
woody
crops
such
as
trees
shrubs
not
been
reported.
This
study
investigates
actinomycete
strain
Act12,
applied
via
root
drenching
foliar
spraying,
flowering
fruit
set
rates,
leaf
physiology
enzyme
activity,
characteristics
jujube
tree
(Ziziphus
jujuba
Mill.).
Additionally,
this
analyzes
physicochemical
properties
soil
diversity
community
structure
its
microorganisms.
The
results
indicate
that
treatment
with
Act12
significantly
altered
α
β
microorganisms
enhanced
interaction
networks
among
them.
led
to
increased
levels
available
nitrogen,
phosphorus,
potassium
soil,
improving
nutrient
availability.
Consequently,
there
was
an
improvement
number
flower
buds
fruits,
well
increase
longitudinal
diameter
individual
weight
jujube.
These
total
sugar
content
winter
Given
these
findings,
can
be
considered
effective
microbial
agent
for
quality
when
soil.
Plants,
Journal Year:
2024,
Volume and Issue:
13(21), P. 3067 - 3067
Published: Oct. 31, 2024
Enhancing
irrigation
and
nitrogen
fertilizer
application
has
become
a
vital
strategy
for
ensuring
food
security
in
the
face
of
population
growth
resource
scarcity.
A
2-year
experiment
was
conducted
to
determine
investigate
effects
different
lower
limits
amounts
on
millet
growth,
yield,
water
use
efficiency
(WUE),
N
utilization,
inorganic
accumulation
soil
2021
2022.
The
designed
with
four
limits,
corresponding
50%,
60%,
70%,
80%
field
capacity
(FC),
referred
as
I
PLoS ONE,
Journal Year:
2024,
Volume and Issue:
19(7), P. e0306368 - e0306368
Published: July 31, 2024
The
medium-intensity
karst
desertification
environment
is
typically
characterized
by
more
rocks
and
less
soil.
abandoned
land
in
the
construction
areas
of
dry-hot
river
valley
hydropower
station
has
infertile
soil,
severe
degradation,
very
low
productivity.
Therefore,
it
urgent
to
improve
soil
quality
curb
increasingly
degrading
reuse
site.
Few
studies
have
focused
on
effect
restoration
comprehensive
evaluation
with
multi-treatment
area.
Here,
9
measures
1
control
group
were
installed
at
Guangzhao
Hydropower
Station
Guizhou
Province,
China,
for
physical
chemical
property
analysis.
In
total,
180
90
samples
collected
three
occasions
May,
August,
December
2022.
Soil
fertility
evaluated
under
various
using
membership
functions
principal
component
analysis
(PCA).
This
study
showed
that
almost
all
could
enhance
water
storage
capacity
(The
average
total
porosity
treatments
was
57.56%,
while
56.37%).
With
increase
porosity,
evaporation
became
stronger,
content
decreased.
Nevertheless,
no
decrease
observed
presence
vegetation
cover
(soil
content:
16.46%
hairy
vetch,
13.99%
clover,
13.77%
control).
They
also
proved
manure,
synthetic
fertilizer,
straw
promote
available
nutrients
(Soil
nutrient
content,
or
TN、TP、TK,was
presented
as:
fertilizer
(11.039g
kg
-2
)>fowl
manure
(10.953g
)>maize
(10.560g
)>control
(9.580g
);Total
AN,AP,A,was
shown
as:fowl
(1287.670
mg
-1
)>synthetic
(925.889
)>sheep
(825.979
(445.486
).
fertility,
among
which
first
two
reached
higher
quality.
Fertilizer
conducive
yet
long-term
application
cause
degradation
like
non-point
source
pollution,
compaction,
productivity
decline.
Ultimately,
combining
biochar
recommended
fertility.
Biochar
green
play
an
apparent
role
improvement
only
when
there
abundant
water.
above
views
provide
theoretical
support
curbing
improving
quality,
enhancing
productivity,
promoting
virtuous
cycle
ecosystem.
