The
present
study
investigates
the
impact
of
varying
concentrations
PVC
microplastics
(PVC–MPs)
–
specifically
0
(no
PVC–MPs),
2,
and
4
mg
L−
1
–alongside
different
arsenic
(As)
levels
As),
150,
300
kg−
in
soil,
with
concurrent
application
copper
oxide–nanoparticles
(CuO–NPs)
at
CuO
–NPs),
25
50
µg
mL−
to
barley
(Hordeum
vulgare
L.)
plants.
This
research
primarily
aims
assess
plant
growth
biomass,
photosynthetic
pigments
gas
exchange
characteristics,
oxidative
stress
indicators,
as
well
response
various
antioxidants
(both
enzymatic
non-enzymatic)
their
relevant
genes
expression,
proline
metabolism,
AsA–GSH
cycle,
cellular
fractionation
within
findings
showed
that
increased
PVC–MPs
As
soil
significantly
reduced
pigments,
characteristics.
Additionally,
roots
shoots,
evidenced
by
elevated
malondialdehyde
(MDA),
hydrogen
peroxide
(H2O2),
electrolyte
leakage
(EL),
which
turn
stimulated
production
non-enzymatic
antioxidants,
gene
sugar
content.
Furthermore,
a
notable
increase
pigmentation
was
observed.
Conversely,
CuO–NPs
resulted
substantial
improvement
activity
along
reduction
stress.
enhanced
while
decreasing
metabolism
AsA-GSH
cycle
H.
These
outcomes
provide
new
insights
into
sustainable
agricultural
practices
offer
significant
potential
addressing
critical
challenges
heavy
metal
contamination
soils.
Scientific Reports,
Год журнала:
2023,
Номер
13(1)
Опубликована: Фев. 18, 2023
Abstract
Moringa
oleifera
Lam
.
is
a
common
edible
plant,
famous
for
several
nutritional
and
therapeutic
benefits.
This
study
investigates
the
salt
-induced
modulations
in
plant
growth,
physio-biochemical
responses,
antioxidant
performance
of
M.
grown
under
0,
50,
100
mM
NaCl
concentrations.
Results
showed
that
effectively
managed
moderate
salinity
(50
NaCl)
by
maintaining
succulence,
weight
ratios,
biomass
allocation
patterns
both
shoot
root
with
minimal
reduction
dry
biomass.
However,
high
(100
remarkably
declined
all
growth
parameters.
The
accumulated
more
Na
+
Cl
−
,
while
less
K
as
compared
to
control.
Consequently,
osmotic
potentials
leaf
decreased
salinity,
which
was
corroborated
amount
proline
soluble
sugars.
Increased
level
H
2
O
significantly
unchanged
membrane
fluidity
indicating
its
role
perceiving
managing
stress
at
salinity.
In
addition,
increased
activities
superoxide
dismutase,
catalase,
glutathione
flavonoid
contents
suggest
an
integrated
participation
enzymatic
non-enzymatic
components
regulating
ROS.
On
other
hand,
caused
outburst
ROS
indicated
MDA,
electrolyte
leakage.
As
response,
moringa
drastically
enzymes
molecules
including
ascorbic
acid,
glutathione,
total
phenols,
flavonoids
radical
scavenging
reducing
power
capacities.
considerable
energy
used
such
management
resulting
significant
NaCl.
suggests
resisted
modulating
attributes
ion
toxicity
oxidative
stress.
Salt
also
enhanced
medicinal
increasing
compounds
their
activities.
It
can
be
on
degraded/
saline
lands
this
purposes,
besides
providing
benefits
global
climate
change
scenario.
Sustainability,
Год журнала:
2023,
Номер
15(3), С. 2527 - 2527
Опубликована: Янв. 31, 2023
Biochar
(BC)
properties
and
its
influences
within
agricultural
soil
health
environmental
ecosystems
largely
depend
on
feedstock,
residence
time
pyrolysis
conditions.
The
organic
inorganic
contaminants
from
can
be
removed
using
BC
as
an
adsorbent.
Additionally,
amendment
with
is
known
to
improve
overall
quality,
microbial
enzymatic
activities
carbon
content
nutrient
retention
availability.
Moreover,
one
of
the
great
impacts
capability
capture
nutrients
sequestrate
carbon.
physicochemical
biochar
could
affected
by
feedstocks
conditions
(temperature,
duration,
activation
method,
etc.).
This
review
paper
summarizes
recent
research
studies
composition
that
controls
presence
in
soil,
well
BCs
role
improving
fertility
sequestration,
which
has
not
been
reported
detail
yet.
main
finding
present
work
revealed
high
pyrolytic
temperatures
production
may
have
negative
phyto-availability
essential
nutrients.
Depending
feedstock
raw
material
process
used
for
producing
BC,
it
different
capacities
releasing
soil.
An
economically
feasible
method
newly
engineered
biochar,
more
controlled
C-based
materials,
suitable
agriculture
needs
developed.
Further
investigation
should
carried
out
optimize
procedure
application
local
farming
community
sustainable
agriculture.
ACS Omega,
Год журнала:
2023,
Номер
8(25), С. 22296 - 22315
Опубликована: Июнь 16, 2023
The
modern
agricultural
system
has
issues
with
the
reduction
of
productivity
due
to
a
wide
range
abiotic
and
biotic
stresses.
It
is
also
expected
that
in
future
entire
world
population
may
rapidly
increase
will
surely
demand
more
food.
Farmers
now
utilize
massive
quantity
synthetic
fertilizers
pesticides
for
disease
management
food
production.
These
badly
affect
environment,
texture
soil,
plant
productivity,
human
health.
However,
safety
sustainability
depend
on
an
ecofriendly
inexpensive
biological
application.
In
contrast
fertilizers,
soil
inoculation
plant-growth-promoting
rhizobacteria
(PGPR)
one
excellent
alternative
options.
this
regard,
we
focused
best
PGPR
genera,
Pseudomonas,
which
exists
rhizosphere
as
well
inside
plant's
body
plays
role
sustainable
agriculture.
Many
Pseudomonas
spp.
control
pathogens
play
effective
through
direct
indirect
mechanisms.
fix
amount
atmospheric
nitrogen,
solubilize
phosphorus
potassium,
produce
phytohormones,
lytic
enzymes,
volatile
organic
compounds,
antibiotics,
secondary
metabolites
during
stress
conditions.
compounds
stimulate
growth
by
inducing
systemic
resistance
inhibiting
pathogens.
Furthermore,
pseudomonads
protect
plants
different
conditions
like
heavy
metal
pollution,
osmosis,
temperature,
oxidative
stress,
etc.
Now,
several
Pseudomonas-based
commercial
products
have
been
promoted
marketed,
but
there
are
few
limitations
hinder
development
technology
extensive
usage
systems.
variability
among
members
draws
attention
huge
research
interest
genus.
There
need
explore
potential
native
biocontrol
agents
use
them
biopesticide
support
Functional Plant Biology,
Год журнала:
2023,
Номер
50(11), С. 915 - 931
Опубликована: Фев. 19, 2023
We
evaluated
the
effects
of
different
concentrations
(0.05
and
0.15mM)
a
benzothiazine
(BTh)
derivative
on
wheat
(Triticum
aestivum
L.)
in
normal
(100%
field
water
capacity,
FWC)
drought
(60%
conditions.
Various
morphological
physiological
characteristics,
uptake
osmo-protectants
nutrients
were
measured
under
two
FWC
Results
show
that
conditions
significantly
reduced
plant
growth,
affected
composition,
photosynthetic
pigments
gaseous
exchange
attributes,
stomatal
behaviour,
fluxes
essential
nutrients,
while
increasing
contents
enzymatic
non-enzymatic
antioxidants
to
decrease
production
reactive
oxygen
species
(ROS)
within
cells/tissues.
However,
seed
priming
with
BTh
stress
by
growth
biomass,
pigments,
compared
unprimed
plants.
In
addition,
has
strong
antioxidant
defense
system,
which
further
increased
its
activities
treatments,
scavenge
ROS
maintain
cell
turgor
conclusion,
stress-induced
oxidative
altered
T.
,
whereas
improving
tolerance
drought.
suggest
as
an
effective
technique
for
reducing
tends
benefit
grower
terms
better
fulfil
market
demand
food
cereals.
Biology,
Год журнала:
2022,
Номер
11(12), С. 1782 - 1782
Опубликована: Дек. 7, 2022
Rhizosphere
microbiome
is
a
dynamic
and
complex
zone
of
microbial
communities.
This
plant-associated
community,
usually
regarded
as
the
plant’s
second
genome,
plays
crucial
role
in
plant
health.
It
unquestioned
that
collectively
contributes
to
growth
fitness.
also
provides
safeguard
from
pathogens,
induces
tolerance
host
against
abiotic
stressors.
The
revolution
omics,
gene-editing
sequencing
tools
have
somehow
led
unravel
compositions
latent
interactions
between
plants
microbes.
Similarly,
besides
standard
practices,
many
biotechnological,
(bio)chemical
ecological
methods
been
proposed.
Such
platforms
solely
dedicated
engineer
by
untangling
potential
barriers,
achieve
better
agriculture
output.
Yet,
several
limitations,
for
example,
biological
obstacles,
constraints
molecular
capably
impact
engineering
functionality,
remained
unaddressed
problems.
In
this
review,
we
provide
holistic
overview
composition,
complexities,
major
challenges
engineering.
Then,
unearthed
all
inevitable
factors
serve
bottlenecks
discouraging
functionality.
Lastly,
exploring
inherent
micro/macrofauna,
propose
economic
eco-friendly
strategies
could
be
harnessed
sustainably
biotechnologically
resilient
Sustainability,
Год журнала:
2022,
Номер
14(24), С. 16845 - 16845
Опубликована: Дек. 15, 2022
Rice
ranks
second
among
cereals
in
dietary
uses
around
the
world.
is
deficient
iron
(Fe),
and
these
are
important
micronutrients
for
infants,
men,
women.
Fortification
of
rice
with
would
help
to
minimize
nutrient
deficiency
disorders
humans.
The
current
study
aims
introduce
nutrient-rich
rice.
effects
on
germination,
growth,
photosynthetic
pigment,
antioxidant
activity,
reduction
oxidative
stress
were
investigated
four
Oryza
sativa
L.
cultivars.
O.
different
cultivars
(Basmati-515,
PK-386,
KSK-133,
Basmati-198)
grown
under
five
treatments
(100,
200,
300,
400,
500
mM)
sulphate
(FeSO4)
soil
pH
7.5,
along
control,
by
using
six
replicates.
result
revealed
that
Fe
treatment
significantly
affected
seed
germination
percentage,
plant
growth
parameters,
biomass,
pigments
(chl
a,
chl
b,
total
chlorophyll,
carotenoids),
enzymatic
non-enzymatic
reduced
stress.
findings
also
showed
application
including
malondialdehyde
content
hydrogen
peroxide,
increasing
i.e.,
catalase,
ascorbate
peroxidase,
superoxide
dismutase,
glutathione
2,2-diphenyl-1-picryl-hydrazyl-hydrate
(DPPH),
compounds
(proline,
amino
acid,
soluble
protein,
phenolics,
flavonoids,
reducing-non-reducing
sugar,
carbohydrates)
all
sativa.
Furthermore,
FeSO4
induced
a
significant
increase
proline,
free
carbohydrates
leaves
cultivars,
but
Basmati-198
highest
169,
88,
110%,
respectively,
at
concentration
mM.
present
research
work
improved
antioxidants
denatured
ROS
(reactive
oxygen
species)
alkaline
soil.
In
order
understand
underlying
mechanisms,
long-term
field
investigations
should
be
carried
out
molecular
level
examine
patterns
uptake
growth.
