Ecotoxicology and Environmental Safety,
Journal Year:
2023,
Volume and Issue:
253, P. 114689 - 114689
Published: Feb. 27, 2023
Understanding
the
factors
that
controlling
agricultural
soil
heavy
metals/metalloids
distribution
is
vital
for
cropland
remediation
and
management.
For
this
objective,
227
soils
were
sampled
in
Guanzhong
Plain,
China,
to
measure
concentration
of
five
metals
(Pb,
Cd,
Ni,
Zn,
Cu)
one
metalloid
(As)
by
X-ray
fluorescence
spectrometer,
meanwhile,
24
possible
influencing
metals/metalloid
collected
grouped
into
three
categories.
A
sequential
multivariate
statistical
analysis
was
carried
out
provide
insight
distribution,
then
stepwise
multiple
linear
regression
(SMLR)
partial
least
squares
(PLS)
used
predict
concentrations
based
on
result
identification.
The
results
demonstrated
types
land
use
did
not
have
a
substantial
effect
except
Zn
Cu.
properties
category
played
major
role
concentration.
Mn
Fe,
which
are
main
constitute
elements
inorganic
colloid,
most
significant
factors,
followed
P,
K
Ca.
Soil
pH
organic
matter
(SOM)
content,
often
considered
as
important
present
study.
SMLR
more
effective
than
PLS
predicting
content.
study
enlighten
future
contamination
treatment
regions
with
high
low
SOM
content
should
concentrate
colloid
particles,
strong
adsorption
capacity
environmentally
friendly.
Moreover,
combination
successive
an
tool
monitor
facilitate
improvement
environmental
territorial
