Agronomy,
Journal Year:
2024,
Volume and Issue:
14(9), P. 1913 - 1913
Published: Aug. 26, 2024
Cadmium
(Cd)
contamination
in
soil
has
emerged
as
a
significant
challenge
for
agricultural
production.
Phytoremediation
and
passivation
are
key
techniques
remediating
Cd-contaminated
soil.
However,
few
studies
have
focused
on
the
synergistic
effects
of
these
two
techniques.
In
this
work,
effectiveness
synergetic
remediation
strategies,
both
synchronous
asynchronous,
utilizing
phytoremediation
techniques,
was
explored.
The
results
pot
experiments
field
indicated
that
optimal
were
obtained
by
asynchronous
remediation,
removing
over
80%
bioavailable
Cd
within
14
days.
Mechanistic
conducted
using
XPS
analysis,
property
microbial
diversity
analysis
confirmed
chelation
effect
SDD
pH
value
primary
factors
contributing
to
strategies.
contrast,
variations
populations
identified
crucial
influencing
varying
outcomes
sequential
approaches.
This
research
demonstrates
is
promising
strategy
mitigating
Environmental Science and Pollution Research,
Journal Year:
2024,
Volume and Issue:
31(24), P. 34817 - 34838
Published: May 13, 2024
The
purpose
of
this
review
was
to
survey
the
recent
applications
diffusive
gradients
in
thin
films
(DGT)
technique
assessment
mobility
and
bioavailability
nutrients
potentially
toxic
elements
(PTEs)
agricultural
soil.
Many
studies
compared
capabilities
DGT
with
those
classical
soil
chemical
extractants
used
single
or
sequential
procedures
predict
PTE
crops.
In
most
published
works,
reported
be
superior
conventional
extraction
fractionation
methods
obtaining
significant
correlations
metals
metalloids
accumulated
domain
nutrient
assessment,
DGT-based
focused
mainly
on
phosphorous
selenium
labile
fraction
measurement,
but
potassium,
manganese,
nitrogen
were
also
studied
using
tool.
Different
configurations
are
reported,
binding
layers
specific
for
certain
analytes
(Hg,
P,
Se)
gels
wider
applicability,
such
as
Chelex-based
metal
cations
ferrihydrite-based
hydrogels
oxyanions.
Overall,
literature
demonstrates
that
is
relevant
evaluation
crops,
due
its
capacity
mimic
plant
root
uptake
process,
which
justifies
future
improvement
efforts.
Toxics,
Journal Year:
2023,
Volume and Issue:
11(7), P. 582 - 582
Published: July 4, 2023
Phytoremediation
can
help
remediate
potential
toxic
elements
(PTE)
in
soil.
Microorganisms
and
soil
amendments
are
effective
means
to
improve
the
efficiency
of
phytoremediation.
This
study
selected
three
microorganisms
that
may
promote
phytoremediation,
including
bacteria
(Ceratobasidium),
fungi
(Pseudomonas
mendocina),
arbuscular-mycorrhizal
(AMF,
Funneliformis
caledonium).
The
effects
single
or
mixed
inoculation
on
phytoremediation
Paspalum
vaginatum
Pennisetum
alopecuroides
were
tested
under
different
degrees
cadmium-contaminated
(low
10
mg/kg,
medium
50
high
100
mg/kg).
results
showed
AMF
Pseudomonas
mendocina
could
significantly
increase
biomass
two
plants
soil,
growth-promoting
effect
was
better
than
mendocina.
However,
simultaneous
these
did
not
show
a
one.
Inoculation
Ceratobasidium
reduced
concentrations
Among
all
treatments,
remediation
ability
strongest
when
inoculated
with
alone.
On
this
basis,
explored
combined
corn-straw-biochar
alopecuroides.
biochar
affect
plant
Cd
concentration
by
reducing
use
increased
8.9–48.6%
8.04–32.92%.
Compared
biochar,
combination
is
better,
which
greatly
improves
