Sustainability,
Год журнала:
2023,
Номер
15(20), С. 14792 - 14792
Опубликована: Окт. 12, 2023
Drought
stress
threatens
global
food
security
and
requires
creative
agricultural
solutions.
Recently,
phyto-synthesized
nanoparticles
NPs
have
garnered
attention
as
a
way
to
reduce
crop
drought.
This
extensive
research
examines
how
improve
growth
biochemistry
in
drought-stressed
situations.
The
review
begins
with
an
introduction
highlighting
the
urgency
of
addressing
challenges
posed
by
It
also
highlights
significance
synthesized
from
photosynthesis
this
context.
Its
purpose
is
underscore
importance
sustainable
farming
practices.
approach
contrasted
conventional
methods,
elucidating
ecological
economic
advantages
NPs.
discusses
nanoparticles,
including
titanium
dioxide,
iron
oxide,
gold,
silver,
copper.
In
addition,
we
their
ability
enhance
resistance.
primary
focus
elucidate
effects
on
plant
development
under
drought
stress.
Noteworthy
outcomes
encompass
improvements
seed
germination,
seedling
growth,
water
absorption,
photosynthesis,
chlorophyll
content,
activation
antioxidant
defense
mechanisms,
modulation
hormonal
responses.
These
results
potential
agents
for
enhancing
mitigating
assesses
risks
using
agriculture.
Considerations
include
non-target
organisms,
soil,
environmental
impacts.
Further
needed
determine
long-term
effects,
dangers,
benefits
Nanoparticles
offer
targeted
improving
tolerance,
outpacing
traditional
methods
ethics
balance.
Their
mechanisms
range
nutrient
delivery
molecular
regulation.
However,
impact
remains
understudied.
critical
identifying
gaps
advancing
practices
amid
scarcity.
Abstract
Drought
stress
remains
one
of
the
most
detrimental
environmental
constraints
that
hampers
plant
growth
and
development
resulting
in
reduced
yield
leading
to
economic
losses.
Studies
have
highlighted
beneficial
role
carbon-based
nanomaterials
(NMs)
such
as
multiwalled
carbon
nanotubes
(MWNTs),
single-walled
(SWNTs),
graphene,
fullerene,
metal-based
nanoparticles
(NPs)
(Ag,
Au,
Cu,
Fe
2
O
3
,
TiO
ZnO)
plants
under
unfavorable
conditions
drought.
NPs
help
cope
with
drought
by
improving
indices
enhancing
biomass.
It
improves
water
nutrient
uptake
utilization.
helps
retain
altering
cell
walls
regulating
stomatal
closure.
The
photosynthetic
parameters
NP-treated
reportedly
improved
increase
pigment
content
rate
photosynthesis.
Due
NP
exposure,
activation
enzymatic
nonenzymatic
antioxidants
has
improved.
These
play
a
significant
defense
system
against
stress.
reported
accumulation
osmolytes
secondary
metabolites.
Osmolytes
scavenge
reactive
oxygen
species,
which
can
cause
oxidative
plants.
Secondary
metabolites
are
involved
retention
process,
thus
coping
strategies
deleterious
effects
alleviated
reducing
malondialdehyde
from
lipid
peroxidation.
Reactive
species
is
also
controlled
treatment.
Furthermore,
been
regulate
expression
drought-responsive
genes
biosynthesis
phytohormones
abscisic
acid,
auxin,
gibberellin,
cytokinin,
defend
This
study
reviewed
72
journal
articles
192
Google
Scholar,
ScienceDirect,
PubMed
papers.
In
this
review,
we
discussed
impact
treatment
on
morphological,
physio-biochemical,
molecular
responses
monocot
dicot
an
emphasis
uptake,
transportation,
localization.
Plants,
Год журнала:
2023,
Номер
12(14), С. 2592 - 2592
Опубликована: Июль 8, 2023
Recently,
the
use
of
nanofertilizers
has
received
a
great
deal
attention
in
managing
plants
under
biotic
and
abiotic
stresses.
However,
studies
that
elucidate
role
silicon
dioxide
nanoparticles
(SiO2NPs)
regulating
maize
tolerance
to
drought
stress
are
still
at
early
stages
development.
In
this
study,
were
treated
with
SiO2NPs
(0.25
g/L
as
foliar
spray)
displayed
considerable
improvement
growth
indices,
despite
being
subjected
stress.
addition,
action
led
rise
levels
chlorophylls,
proline,
cell
membrane
integrity,
leaf
water
content,
antioxidant
enzymes
(superoxide
dismutase
(SOD),
catalase
(CAT),
guaiacol
peroxidase
(G-POX)).
contrast,
an
inverse
trend
was
seen
oxidative
injury,
total
amount
soluble
sugars,
activity
ascorbate
(APX).
At
same
time,
carotenoids
unaffected
SiO2NPs-treated
non-treated
The
results
molecular
investigation
conducted
using
qRT-PCR
showed
relative
expression
D2
protein
photosystem
II
(PsbD)
elevated
response
stress,
while
osmotic-like
(OSM-34)
aquaporin
(AQPs)
downregulated
This
research
could
pave
way
for
further
investigations
into
how
boost
plant
resistance
Agriculture,
Год журнала:
2023,
Номер
13(5), С. 1089 - 1089
Опубликована: Май 19, 2023
In
the
past
15–20
years,
employment
of
Plant-Growth-Promoting
Bacteria
(PGPB)
to
facilitate
growth
agricultural
food
crops
has
increased
dramatically.
These
beneficial
soil
bacteria,
whose
use
and
demonstrations
efficacy
have
previously
been
largely
limited
laboratory,
now
shown
be
effective
under
field
conditions.
addition,
mechanisms
that
these
bacteria
utilize
plant
are
mostly
well
characterized.
Moreover,
several
companies
across
globe
commercialized
a
number
PGPB
there
is
every
indication
this
trend
will
continue
grow.
As
consequence
developments,
in
review
article,
large
recent
reports
on
successful
testing
many
different
types
their
effects
various
discussed.
Sustainability,
Год журнала:
2023,
Номер
15(20), С. 14792 - 14792
Опубликована: Окт. 12, 2023
Drought
stress
threatens
global
food
security
and
requires
creative
agricultural
solutions.
Recently,
phyto-synthesized
nanoparticles
NPs
have
garnered
attention
as
a
way
to
reduce
crop
drought.
This
extensive
research
examines
how
improve
growth
biochemistry
in
drought-stressed
situations.
The
review
begins
with
an
introduction
highlighting
the
urgency
of
addressing
challenges
posed
by
It
also
highlights
significance
synthesized
from
photosynthesis
this
context.
Its
purpose
is
underscore
importance
sustainable
farming
practices.
approach
contrasted
conventional
methods,
elucidating
ecological
economic
advantages
NPs.
discusses
nanoparticles,
including
titanium
dioxide,
iron
oxide,
gold,
silver,
copper.
In
addition,
we
their
ability
enhance
resistance.
primary
focus
elucidate
effects
on
plant
development
under
drought
stress.
Noteworthy
outcomes
encompass
improvements
seed
germination,
seedling
growth,
water
absorption,
photosynthesis,
chlorophyll
content,
activation
antioxidant
defense
mechanisms,
modulation
hormonal
responses.
These
results
potential
agents
for
enhancing
mitigating
assesses
risks
using
agriculture.
Considerations
include
non-target
organisms,
soil,
environmental
impacts.
Further
needed
determine
long-term
effects,
dangers,
benefits
Nanoparticles
offer
targeted
improving
tolerance,
outpacing
traditional
methods
ethics
balance.
Their
mechanisms
range
nutrient
delivery
molecular
regulation.
However,
impact
remains
understudied.
critical
identifying
gaps
advancing
practices
amid
scarcity.
