Agronomy,
Journal Year:
2023,
Volume and Issue:
13(4), P. 1122 - 1122
Published: April 14, 2023
Fresh
bamboo
shoots
(Chimonobambusa
quadrangularis)
are
subjected
to
senescence
(e.g.,
lignification
and
browning)
during
postharvest
storage.
This
study
investigated
the
effects
of
1-MCP
SO2
treatment
on
shoot
its
regulation
mechanism
in
order
extend
storage
time.
treatments
significantly
inhibited
browning
fresh
storage,
according
results.
Its
lower
index
lignin
content
directly
related
compared
CK
control
group.
The
+
late
period
were
90.55%
81.50%
treatment,
respectively.
result
in-depth
analysis
suggested
that
reduced
nutrient
loss
maintained
nutritional
value
by
inhibiting
respiration
physiological
metabolism.
PPO
activity
was
inhibit
process.
Moreover,
scavenging
ability
ROS
enhanced,
accumulation
MDA
inhibited,
delayed
after
higher
contents
total
flavonoids
ascorbic
acid
activities
peroxidase
superoxide
dismutase
stimulated.
Furthermore,
biosynthesis
hindered,
POD
PAL
inhibited.
In
brief,
is
capable
metabolism,
browning,
shoots,
maintaining
good
quality
delaying
shoots.
Clarifying
great
significance
for
expanding
industry
slowing
down
rocky
desertification
karst
mountainous
areas.
Antioxidants,
Journal Year:
2023,
Volume and Issue:
12(2), P. 482 - 482
Published: Feb. 14, 2023
Maize
(Zea
mays
L.)
is
one
of
the
most
important
food
crops
in
world.
Drought
currently
abiotic
factor
affecting
maize
yield.
L-arginine
has
emerged
as
a
nontoxic
plant
growth
regulator
that
enhances
tolerance
plants
to
drought.
An
experiment
was
conducted
examine
role
alleviating
inhibitory
effects
drought
on
photosynthetic
capacity
and
activities
antioxidant
enzymes
when
were
subjected
stress.
The
results
showed
biomass
seedlings
decreased
significantly
under
20%
polyethylene
glycol-simulated
water
deficit
compared
with
control
treatment.
However,
exogenous
application
alleviated
inhibition
induced
by
Further
analysis
parameters
partially
restored
chloroplasts'
structure
stress
increased
contents
chlorophyll,
performance
index
an
adsorption
basis,
Fv/Fm
151.3%,
105.5%,
37.1%,
respectively.
Supplementation
also
reduced
oxidative
damage
caused
hydrogen
peroxide,
malondialdehyde,
superoxide
ions
27.2%,
10.0%,
31.9%,
Accordingly,
ascorbate
peroxidase,
catalase,
glutathione
S-transferase,
reductase,
dismutase
11.6%,
108.5%,
104.4%,
181.1%,
18.3%,
46.1%,
respectively,
Thus,
these
findings
suggest
can
improve
resistance
upregulating
their
rate
photosynthesis
capacity.
BMC Plant Biology,
Journal Year:
2022,
Volume and Issue:
22(1)
Published: Dec. 2, 2022
Plum
(Prunus
domestica
L.)
has
a
short
shelf-life
period
due
to
its
high
respiration
rate
and
is
sensitive
low
storage
temperatures,
which
can
lead
the
appearance
of
chilling
injury
symptoms.
In
this
investigation,
we
applied
new
coating
treatments
based
on
chitosan
(CTS)
arginine
(Arg)
plum
fruit
(cv.
'Stanley').Fruit
were
treated
with
distilled
water
(control),
Arg
at
0.25
0.5
mM,
CTS
1%
(w/v)
or
Arg-coated
nanoparticles
(CTS-Arg
NPs)
(w/v),
then
stored
1
°C
for
days.
The
application
CTS-Arg
NPs
0.5%
attenuated
injury,
was
accompanied
by
accumulation
proline,
reduced
levels
electrolyte
leakage
malondialdehyde,
as
well
suppressed
activity
polyphenol
oxidase.
Plums
coated
(0.5%)
showed
higher
phenols,
flavonoids
anthocyanins,
phenylalanine
ammonia-lyase,
in
turn
resulted
DPPH
scavenging
capacity.
addition,
treatment
delayed
weight
loss
retained
firmness
ascorbic
acid
content
comparison
control
fruit.
Furthermore,
plums
exhibited
lower
H2O2
than
antioxidant
enzymes,
including
CAT,
POD,
APX
SOD.The
present
findings
show
that
most
effective
delaying
prolonging
shelf
life
