Plants,
Год журнала:
2024,
Номер
13(24), С. 3483 - 3483
Опубликована: Дек. 12, 2024
In
order
to
reveal
the
effects
of
microplastics
(MPs)
on
growth
and
rhizosphere
soil
environmental
wheat
(Triticum
aestivum
L.),
three
microplastic
types
(polypropylene
MPs
(PP-MPs),
high-density
polyethylene
(HDPE-MPs),
polylactic
acid
(PLA-MPs)),
particle
sizes
(150,
1000,
4000
μm),
concentrations
(0.1,
0.5,
1
g·kg−1)
were
selected
for
a
pot
experiment
under
natural
environment
conditions.
The
differences
in
germination
rate
(GR),
inhibition
(GIR),
characteristics,
physicochemical
properties,
enzymatic
activities
analyzed
using
statistical
analysis
variance
analysis.
results
show
that
seeds
decreased
different
MPs,
HDPE-MPs,
medium
size
(1000
concentration
(0.5
had
greatest
inhibitory
effect
seed
germination.
characteristics
inconsistent;
potential
(GP),
index
(GI),
vitality
(VI)
showed
significant
decreasing
trend
PLA-MPs
medium-concentration
treatment,
while
mean
time
(MGT)
increasing
trend;
GP
MGT
high-particle-size
(4000
μm)
respectively,
GI
VI
medium-particle-size
treatment.
plants
with
SPAD,
nitrogen
leaves,
plant
height
most
PLA-MP
SPAD
leaves
low-particle-size
(150
low-concentration
(0.1
treatments,
decreases
high-concentration
(1
treatments
being
largest.
There
trends
ammonium
(NH4+),
total
phosphorus
(TP),
urease
(S-UE),
phosphatase
(S-ACP),
sucrase
(S-SC)
microplastics,
nitrate
(NO3−)
pH;
there
was
(TN)
HDPE-MPs
PLA-MPs,
each
concentration,
catalase
(S-CAT).
research
could
provide
certain
data
theoretical
bases
evaluating
crop
ecological
environments.
Journal of the Saudi Society of Agricultural Sciences,
Год журнала:
2024,
Номер
23(8), С. 555 - 562
Опубликована: Июль 6, 2024
Microplastics
(MPs)
are
pollutants
that
have
contaminated
compost,
but
there
few
studies
on
the
interaction
between
compost
with
MPs
(MPsC)
and
rice
seedling
performance.
This
study
investigated
effect
of
MPsC
planting
activity
in
rice.
In
this
Three
different
treatments
were
applied:
treatment
1
(P1)
as
a
control
without
addition
MPs,
Treatment
2
(P2)
%
PET
concentration,
3
(P3)
concentration.
Rice
seedlings
planted
medium
each
observed
for
24
days
after
(dap).
showed
significant
reduction
38
%,
25
at
root
length,
height,
fresh
weight
respectively.
Additionally,
chlorophyll
content
was
decrease
42
45
55
Chl
a,
b,
total
Chl.
may
be
caused
by
disturbances
nutrition
photosynthesis
processes
due
to
exposure
MPs.
The
can
inhibit
growth
health
seedlings.
These
findings
underscore
critical
need
effective
management
plastic
waste
agricultural
mitigate
its
adverse
effects
plant
environmental
sustainability.
Proper
disposal
contaminants
essential
maintain
integrity
used
agriculture,
thereby
ensuring
optimal
ecological
balance.
Environmental Quality Management,
Год журнала:
2024,
Номер
34(1)
Опубликована: Июль 17, 2024
ABSTRACT
Microplastics
(MPs),
which
are
emerging
pollutants
in
terrestrial
ecosystems,
could
potentially
impact
plant
growth.
One
of
the
least
explored
aspects
crop
development
is
seed
germination,
a
crucial
stage
plant's
lifecycle.
This
study
conducted
soil
cultivation
trials
to
investigate
effects
1%
(w/w)
concentrations
polyethylene
(PET),
polypropylene
(PP),
and
polystyrene
(PS)
MPs
on
rice
growth
over
15‐day
period.
Parameters
such
as
fresh
weight,
shoot
height,
root
length,
chlorophyll
levels,
identification
roots
were
observed.
The
findings
revealed
accumulation
6–9
MP
items
roots.
PET
inhibited
elongation
(15%–20%),
reduced
height
(15%–30%),
decreased
weight
(12%–37%).
PET,
PP,
PS
contamination
content
(15%–43%),
b
(21%–41%),
total
(11%–40%)
leaves.
enhances
our
understanding
ecotoxicological
these
three
types
rice.
utilization
this
data
will
further
inform
MPs'
behavior
vegetation
provide
valuable
insights
into
their
land‐based
impacts.
Environmental Monitoring and Assessment,
Год журнала:
2025,
Номер
197(4)
Опубликована: Март 17, 2025
Abstract
Micro
and
nano
plastics
(MNPs)
pollution
has
emerged
as
a
significant
environmental
issue
in
recent
years.
Plastic
contamination
the
environment
poses
risks
to
both
human
health
other
organisms
within
ecosystem.
This
review
discusses
overall
impact
of
MNPs
on
performance
vegetable
crops,
including
global
perspective
topic.
Bibliometric
analysis
reveals
that
most
research
this
subject
been
concentrated
few
countries,
although
number
studies
notably
increased
accumulate
arable
lands
due
activities,
often
altering
soil's
physical,
chemical,
biological
properties
rhizosphere.
Vegetable
crops
absorb
these
mainly
through
their
roots,
leading
accumulation
edible
parts
plants.
Consequently,
results
phytotoxic
symptoms
poor
growth
development.
The
effects
are
attributed
genetic
metabolic
changes
plant's
cellular
structure.
Current
limited
cultivars.
Future
should
encompass
broader
range
under
laboratory
field
conditions
advance
burgeoning
research.
Additionally,
examining
various
types
is
essential
comprehensively
understanding
impact.
Graphical
Journal of Nanobiotechnology,
Год журнала:
2025,
Номер
23(1)
Опубликована: Март 21, 2025
With
the
extensive
utilization
of
plastic
products,
microplastics/nanoplastics
(MPs/NPs)
contamination
not
only
poses
a
global
hazard
to
environment,
but
also
induces
new
threat
growth
development
and
nutritional
quality
plantation
agricultural
products.
This
study
thoroughly
examines
behavior
MPs/NPs,
including
their
sources,
entry
routes
into
plants,
phytotoxicity
under
various
biotic
abiotic
stresses
(e.g.,
salinity,
polycyclic
aromatic
hydrocarbons,
heavy
metals,
antibiotics,
plasticizers,
nano
oxide,
naturally
occurring
organic
macromolecular
compounds,
invasive
Botrytis
cinerea
mycorrhizal
fungi.)
controlling
strategies.
MPs/NPs
in
systems
mainly
originate
from
mulch,
sewage,
compost
fertilizer,
municipal
solid
waste,
pesticide
packaging
materials,
etc.
They
enter
plants
through
endocytosis,
apoplast
pathways,
crack-entry
modes,
leaf
stomata,
affecting
phenotypic,
metabolic,
enzymatic,
genetic
processes
such
as
seed
germination,
metabolism,
photosynthesis,
oxidative
stress
antioxidant
defenses,
fruit
yield
nutrient
quality,
cytotoxicity
genotoxicity.
can
interact
with
other
environmental
stressors,
resulting
synergistic,
antagonistic,
or
neutral
effects
on
phytotoxicity.
To
address
these
challenges,
this
review
highlights
strategies
mitigate
toxicity,
novel
green
biodegradable
plastics,
plant
extraction
immobilization,
exogenous
regulator
interventions,
porous
nanomaterial
modulation,
biocatalysis
enzymatic
degradation.
Finally,
identifies
current
limitations
future
research
directions
critical
field.
