Ciência e Agrotecnologia,
Год журнала:
2025,
Номер
49
Опубликована: Янв. 1, 2025
ABSTRACT
The
effects
of
water
deficit
and
fertilization
are
fundamentals
for
productivity
quality
ornamental
plants.
This
study
evaluated
the
production,
quality,
longevity
zinnia
flower
stems
under
irrigation
levels
silicon
doses.
In
a
greenhouse,
corresponding
to
crop
requirement
(V4
-
100%)
three
deficits
(V3
85%;
V2
73%;
V1
61%),
Si
doses
0
(S1),
75
(S2),
150
(S3)
300
(S4)
mg
per
plant,
in
five
weekly
applications,
were
evaluated.
system
was
composed
emitters
with
different
flow
rates
it
automatically
activated
response
soil
tension.
total
volume
applied
treatment
V4
5.2
L
plant.
results
showed
that
higher
increased
stem
length
fresh
mass,
supplementation
S3
provided
greater
dry
mass
leaves
flowers.
Plants
V1S3
exhibited
leaf
area.
Water
absorption
followed
similar
post-harvest
pattern,
stability
six
days,
subsequent
gradual
loss
mass.
commercial
6.4
but
ranged
from
9.7
12.7
being
V4S2.
Application
full
replacement
recommended
increase
growth
flower.
Plant Growth Regulation,
Год журнала:
2022,
Номер
99(2), С. 177 - 194
Опубликована: Окт. 25, 2022
Abstract
In
recent
decades,
the
demand
for
vegetables
has
increased
significantly
due
to
blooming
global
population.
Climate
change
affected
vegetable
production
by
increasing
frequencies
and
severity
of
abiotic
biotic
stresses.
Among
stresses,
drought
salinity
are
major
issues
that
possess
severe
threats
on
production.
Many
(e.g.,
carrot,
tomato,
okra,
pea,
eggplant,
lettuce,
potato)
usually
sensitive
salt
stress.
The
defence
mechanisms
plants
against
stress
have
been
extensively
studied
in
model
plant
species
field
crops.
Better
understanding
susceptibility
stresses
will
help
towards
development
more
tolerant
genotypes
as
a
long-term
strategy
these
However,
intensity
challenges
also
warrants
immediate
approaches
mitigate
enhance
short
term.
Therefore,
this
review
enlightens
updated
knowledge
responses
(physiological
molecular)
potentially
effective
strategies
Moreover,
we
summarized
different
technologies
such
seed
priming,
genetic
transformation,
biostimulants,
nanotechnology,
cultural
practices
adopted
under
We
propose
conventional
breeding,
engineering,
crop
management
should
be
combined
generate
resistance
cultivars
adopt
smart
cultivation
sustainable
changing
climate.
Biomolecules,
Год журнала:
2022,
Номер
12(8), С. 1027 - 1027
Опубликована: Июль 25, 2022
Silicon
(Si),
despite
being
abundant
in
nature,
is
still
not
considered
a
necessary
element
for
plants.
Si
supplementation
plants
has
been
extensively
studied
over
the
last
two
decades,
and
role
of
alleviating
biotic
abiotic
stress
well
documented.
Owing
to
noncorrosive
nature
sustainability
elemental
Si,
fertilization
agricultural
practices
gained
more
attention.
In
this
review,
we
provide
an
overview
different
smart
fertilizer
types,
application
fertilizers
agriculture,
availability
fertilizers,
experiments
conducted
greenhouses,
growth
chambers,
open
fields.
We
also
discuss
prospects
promoting
as
among
farmers
research
community
sustainable
agriculture
yield
improvement.
Literature
review
empirical
studies
have
suggested
that
Si-based
expected
increase
future.
With
potential
nanotechnology,
new
nanoSi
(NSi)
applications
may
further
use
efficiency
fertilizers.
However,
general
awareness
scientific
investigation
NSi
need
be
thoughtfully
considered.
Thus,
believe
can
insight
into
promote
crop
Agronomy,
Год журнала:
2023,
Номер
13(3), С. 873 - 873
Опубликована: Март 16, 2023
The
aim
of
the
current
study
was
to
isolate
endophytes
from
roots
Rhazya
stricta
and
assess
their
potential
improve
growth
drought-stressed
sunflower
seedlings.
role
isolated
endophytic
fungus
initially
screened
by
using
two
rice
varieties
(mutant
cultivar
Waito-C:
Gibberellins
deficient;
Dongji
byeo:
Gibberellins-producing
normal
cultivar).
A
significant
(p
<
0.05)
increase
in
various
attributes
both
associated
with
one
isolates
i.e.,
N4
noticed.
Furthermore,
tested
for
its
improving
agronomic
sunflowers
under
drought
stress.
symbiotic
association
significantly
improved
host
protection
PEG-induced
mitigation
N4-associated
seedlings
can
be
linked
regulation
phytohormones,
stress-related
metabolites,
low-molecular-weight
proteins
sugars,
scavenging
reactive
oxygen
species
(ROS).
Microscopic
analysis
revealed
that
potent
fungal
strain
consisted
thin
hyaline
hyphae,
forming
dense
olive-green
mycelia
(4–5
cm
dm)
black
flask-shaped
fruiting
bodies.
Based
on
ITS
sequence
homology
phylogeny,
identified
as
Fusarium
proliferatum
(MG251448).
results
this
concluded
phytohormone-secreting
endophyte
crop
productivity
dry
areas
where
stress
is
main
challenge
faced
crops.
Agricultural Water Management,
Год журнала:
2023,
Номер
289, С. 108526 - 108526
Опубликована: Сен. 22, 2023
Tomato
(Solanum
lycopersicum
L.)
is
an
important
vegetable
crop
around
the
world,
and
water
scarcity
soil
salinization
are
two
major
unfavorable
factors
limiting
fruit
yield
quality
of
greenhouse
tomato
in
arid
semi-arid
regions.
The
application
exogenous
silicon
has
been
reported
to
enhance
under
salt
or
drought
stress,
but
its
effect
combined
salt-drought
stress
remains
unclear.
A
two-season
(autumn
2021
spring
2022)
experiment
was
conducted
with
three
irrigation
levels
(I1,
90%−100%
θf,
where
θf
field
capacity;
I2,
70%−80%
θf;
I3,
50%−60%
θf),
salinity
(S0,
0.1%,
g/g;
S1,
0.4%,
g/g)
rates
(T0,
0
mM;
T1,
2.4
mM)
explore
their
effects
on
leaf
content,
photosynthetic
parameters,
yield,
nutrient
productivity
(WP),
nitrogen
uptake
utilization,
(NWP)
economic
benefit
drip-irrigated
tomato.
results
showed
that
deficit
exerted
significant
inhibiting
water-nitrogen
productivity,
inhibition
alleviated
by
application,
which
increased
content
67.0%,
net
rate
(Pn)
25.3%,
12.3%,
WP
11.9%,
10.0%
(titratable
acids)
-
27.4%
(soluble
sugars)
NWP
9.2%
26.1%
average.
average
over
growing
seasons
66.01,
54.29
44.31
t
ha−1
I1,
I2
71.9%,
65.2%
63.0%,
Pn
11.1%,
12.9%
7.6%,
12.8%,
16.2%,
8.1%
at
levels,
respectively.
Plant
(NU)
partial
factor
(NPFP)
use
efficiency
(NUE)
tended
decrease
increasing
level,
while
improved
NUE
3.9%
2.2%
NPFP
13.8%
11.7%
seasons,
Silicon
significantly
profit
24.3%
17.7%
autumn
2022,
According
principal
component
analysis,
I1T1S0
ranked
first
both
seasons.
correlation
matrix
positively
correlated
Pn,
stomatal
conductance,
WP,
NU,
NUE,
NPFP,
profit,
it
had
negative
NWP.
In
conclusion,
can
improve
enhancing
capability
drought-stressed
salt-affected
conditions.
