Nanomaterials,
Journal Year:
2024,
Volume and Issue:
14(24), P. 2022 - 2022
Published: Dec. 16, 2024
Sclerotinia
sclerotiorum
is
one
of
the
fungi
that
cause
plant
diseases.
It
damages
plants
by
secreting
large
amounts
oxalic
acid
and
cell
wall-degrading
enzymes.
To
meet
this
challenge,
we
designed
a
new
pH/enzyme
dual-responsive
nanopesticide
Pro@ZnO@Pectin
(PZP).
This
uses
zinc
oxide
(ZnO)
as
carrier
prochloraz
(Pro)
encapsulated
with
pectin.
When
encountering
released
sclerotiorum,
acidic
environment
promotes
decomposition
ZnO;
at
same
time,
pectinase
produced
can
also
decompose
outer
pectin
layer
PZP,
thereby
promoting
effective
release
active
ingredient.
Experimental
data
showed
PZP
was
able
to
achieve
an
efficient
rate
57.25%
68.46%
when
added
or
under
conditions,
respectively.
In
addition,
in
vitro
tests
antifungal
effect
comparable
commercial
Pro
(Pro
SC)
on
market,
its
efficacy
1.40
times
1.32
original
drug
TC),
Crucially,
application
significantly
alleviated
detrimental
impacts
wheat
development.
Soil
wetting
experiments
have
proved
primarily
remained
soil,
decreasing
likelihood
contaminating
water
sources
reducing
potential
risks
non-target
organisms.
Moreover,
improved
foliar
wettability
Pro,
lowering
contact
angle
75.06°.
Residue
analyses
indicated
did
not
elevate
residue
levels
tomato
fruits
compared
conventional
applications,
indicating
formulation
does
lead
excessive
pesticide
buildup.
summary,
shows
great
promise
for
effectively
managing
while
minimizing
environmental
impact.
Nanomaterials,
Journal Year:
2024,
Volume and Issue:
14(24), P. 2022 - 2022
Published: Dec. 16, 2024
Sclerotinia
sclerotiorum
is
one
of
the
fungi
that
cause
plant
diseases.
It
damages
plants
by
secreting
large
amounts
oxalic
acid
and
cell
wall-degrading
enzymes.
To
meet
this
challenge,
we
designed
a
new
pH/enzyme
dual-responsive
nanopesticide
Pro@ZnO@Pectin
(PZP).
This
uses
zinc
oxide
(ZnO)
as
carrier
prochloraz
(Pro)
encapsulated
with
pectin.
When
encountering
released
sclerotiorum,
acidic
environment
promotes
decomposition
ZnO;
at
same
time,
pectinase
produced
can
also
decompose
outer
pectin
layer
PZP,
thereby
promoting
effective
release
active
ingredient.
Experimental
data
showed
PZP
was
able
to
achieve
an
efficient
rate
57.25%
68.46%
when
added
or
under
conditions,
respectively.
In
addition,
in
vitro
tests
antifungal
effect
comparable
commercial
Pro
(Pro
SC)
on
market,
its
efficacy
1.40
times
1.32
original
drug
TC),
Crucially,
application
significantly
alleviated
detrimental
impacts
wheat
development.
Soil
wetting
experiments
have
proved
primarily
remained
soil,
decreasing
likelihood
contaminating
water
sources
reducing
potential
risks
non-target
organisms.
Moreover,
improved
foliar
wettability
Pro,
lowering
contact
angle
75.06°.
Residue
analyses
indicated
did
not
elevate
residue
levels
tomato
fruits
compared
conventional
applications,
indicating
formulation
does
lead
excessive
pesticide
buildup.
summary,
shows
great
promise
for
effectively
managing
while
minimizing
environmental
impact.
