Environmental Science & Technology,
Journal Year:
2023,
Volume and Issue:
57(25), P. 9174 - 9183
Published: June 13, 2023
Plastic
film
mulching
and
urea
nitrogen
fertilization
are
widely
used
in
agricultural
ecosystems,
but
both
their
long-term
use
may
leave
a
negative
legacy
on
crop
growth,
due
to
deleterious
effects
of
plastic
microplastic
accumulation
acidification
soil,
respectively.
Here,
we
stopped
covering
soil
with
an
experimental
site
that
was
previously
covered
for
33
years
compared
properties
subsequent
maize
growth
yield
between
plots
were
never
the
film.
Soil
moisture
about
5–16%
higher
at
mulched
plot
than
never-mulched
plot,
NO3–
content
lower
former
when
fertilization.
Maize
generally
similar
plots.
had
earlier
dough
stage
(6–10
days)
Although
did
add
substantial
amounts
residues
into
soils,
it
not
net
(given
positive
practice
first
place)
quality
yield,
least
as
initial
effect
our
experiment.
Long-term
resulted
pH
decrease
1
unit,
which
bring
temporary
P
deficiency
occurring
early
stages
growth.
Our
data
information
this
important
form
pollution
systems.
Applied Soil Ecology,
Journal Year:
2024,
Volume and Issue:
202, P. 105595 - 105595
Published: Aug. 22, 2024
In
an
agricultural
context,
the
use
of
conventional
low-density
polyethylene
(LDPE)
and
biodegradable
plastic
mulch
film
has
been
actively
promoted,
however,
effects
on
physical
biochemical
soil
properties,
crop
growth
dynamics,
yield,
nutrient
cycling
in
a
temperate
climate
remain
largely
undetermined.
Here,
we
conducted
field
experiment,
exploring
no
(control),
(LDPE),
(PLA/PBAT)
(Zea
mays
L.)
nitrogen
(N)
partitioning
after
application
15N-labelled
ammonium-nitrate
fertiliser.
Further,
also
investigated
treatment
properties
(e.g.,
microbial
diversity,
compound-specific
15N
incorporation,
N
dynamics),
plant
development,
as
well
monitoring
biotic
abiotic
degradation
films.
We
found
that
increased
yield
by
25
%
uptake
34
compared
to
control,
simultaneously
reducing
retention
40
topsoil
(0–10
cm),
but
not
affecting
efficiency
transformation
incorporation
into
protein
pool.
Biodegradable
resulted
similar
biomass
(306
±
14
g
plant−1)
both
control
(275
(344
20
treatments,
significantly
reduced
63
film.
ascribe
this
accelerated
mechanical
breakdown
faster
during
growing
season.
These
findings
suggest
current
polymer
blends
may
be
suitable
alternative
terms
short-term
productivity
for
maize
production.
