Ecosistemas y Recursos Agropecuarios,
Journal Year:
2024,
Volume and Issue:
11(1)
Published: Feb. 20, 2024
En
condiciones
controladas,
se
ha
demostrado
que
la
aplicación
de
sustancias
húmicas
(SH)
favorece
el
crecimiento
y
desarrollo
las
plantas.
Sin
embargo,
evidencia
científica
en
campo
cultivo
temporal
sido
escasamente
documentada.
El
objetivo
esta
investigación,
realizada
IPN-CIIDIR
Oaxaca
año
2019,
fue
caracterizar
los
ácidos
húmicos
(AH)
extraídos
vermicomposta
residuos
sólidos
urbanos
empleando
técnicas
químicas
espectroscópicas,
evaluar
efecto
su
vía
radical
etapa
reproductiva,
con
riego
déficit
hídrico
inducido,
tres
selecciones
maíz
(Zea
mays
L.)
nativas
regiones
Oaxaca,
México,
cultivadas
campo.
Los
AH
promovieron
mayores
valores
altura
planta,
diámetro
del
tallo
producción
biomasa
aérea,
presencia
inducido.
contenido
relativo
agua
prolina
también
estimulado,
así
como
clorofilas
a,
b
(a+b).
efectos
negativos
causados
por
un
estrés
inducido
fueron
atenuados
AH.
procedentes
estimularon
parámetros
fase
reproductiva
e
indujeron
protección
antiestrés
cuando
limitó
uso
riego.
Microorganisms,
Journal Year:
2023,
Volume and Issue:
11(2), P. 502 - 502
Published: Feb. 17, 2023
Agricultural
systems
are
highly
affected
by
climatic
factors
such
as
temperature,
rain,
humidity,
wind,
and
solar
radiation,
so
the
climate
its
changes
major
risk
for
agricultural
activities.
A
small
portion
of
areas
Brazil
is
irrigated,
while
vast
majority
directly
depends
on
natural
variations
rains.
The
increase
in
temperatures
due
to
change
will
lead
increased
water
consumption
farmers
a
reduction
availability,
putting
production
capacity
at
risk.
Drought
limiting
environmental
factor
plant
growth
one
phenomena
that
most
affects
productivity.
response
plants
stress
complex
involves
coordination
between
gene
expression
integration
with
hormones.
Studies
suggest
bacteria
have
mechanisms
mitigate
effects
promote
more
significant
these
species.
underlined
mechanism
root-to-shoot
phenotypic
rate,
architecture,
hydraulic
conductivity,
conservation,
cell
protection,
damage
restoration
through
integrating
phytohormones
modulation,
stress-induced
enzymatic
apparatus,
metabolites.
Thus,
this
review
aims
demonstrate
how
growth-promoting
could
negative
responses
exposed
provide
examples
technological
conversion
applied
agroecosystems.
Scientific Reports,
Journal Year:
2023,
Volume and Issue:
13(1)
Published: June 1, 2023
Abstract
Salinity
and
drought
are
two
major
abiotic
stresses
challenging
global
crop
production
food
security.
In
this
study,
the
effects
of
individual
combined
(at
different
phenological
stages)
salt
on
growth,
morphology,
physiology
triticale
were
evaluated.
For
purpose,
a
3
x
4
factorial
design
in
three
blocks
experiment
was
conducted.
The
stress
treatments
included
levels
salinity
(0,
50,
100
mM
NaCl)
four
(regular
irrigation
as
well
disruption
at
heading,
flowering,
kernel
extension
stages).
stresses,
combined,
caused
significant
decrease
chlorophyll
contents,
total
dry
matter,
leaf
area
index,
relative
water
content,
grain
yield
triticale.
regard,
highest
reduction
recorded
under
NaCl
flowering.
However,
an
increase
soluble
sugars,
free
proline,
carotenoid
electrolyte
leakage
noted
conditions
compared
to
control.
contents
combination
severe
imposed
flowering
stage.
Investigating
growth
indices
deficit
stages
shows
predominance
ionic
over
osmotic
salinity.
observed
non-saline
well-watered
whereas
lowest
conclusion,
stage
more
sensitive
than
heading
terms
deficit.
impact
pronounced
sugars
proline;
so,
these
criteria
can
be
used
physiological
indicators
for
tolerance
Drought
stress
poorly
impacts
many
morphological
and
physio-biochemical
processes
in
plants.
Pea
(Pisum
sativum
L.)
plants
are
highly
nutritious
crops
destined
for
human
consumption;
however,
their
productivity
is
threatened
under
drought
stress.
Thiamine
(vitamin
B1)
well-known
essential
micronutrient,
acting
as
a
cofactor
key
metabolic
processes.
Therefore,
this
study
was
designed
to
examine
the
protective
effect
of
foliar
application
thiamine
(0,
250,
500
ppm)
on
two
varieties
pea
Here,
we
conducted
pot
experiment
at
Government
College
Women
University,
Faisalabad,
investigate
traits
(sarsabz
metior)
grown
treatment.
applied
after
germination
period
1
month.
Results
showed
that
root
fresh
dry
weight,
shoot
number
pods,
leaf
area,
total
soluble
sugars,
phenolics,
protein
contents,
catalase,
peroxidase,
mineral
ions
were
reduced
against
However,
(both
250
overcome
also
enhances
these
parameters,
significantly
increases
antioxidant
activities
(catalase
peroxidase).
Moreover,
performance
sarsabz
better
control
conditions
than
metior
variety.
In
conclusion,
exogenous
enabled
withstand
by
regulating
several
physiological
biochemical
mechanisms.
agriculture,
it
great
latent
alleviate
antagonistic
impact
through
thiamine.
Deleted Journal,
Journal Year:
2023,
Volume and Issue:
76(1), P. 209 - 218
Published: Dec. 6, 2023
Drought
stress
is
one
of
the
primary
stresses
that
reduce
crops'
yield
in
some
parts
world.
In
this
regard,
to
mitigate
drought
effects
on
plants,
farmers
usually
apply
chemical
fertilizers
lead
environmental
issues.
This
study
aimed
investigate
effect
biofertilizer
application
containing
potassium-solubilizing
bacteria
(Pseudomonas
koreensis
and
Pseudomonas
vancouverensis),
phosphorus-solubilizing
putida),
nitrogen-fixing
(Pantoea
agglomerans)
as
an
environmentally
friendly
for
growth
uptake
essential
nutrients
maize
its
tolerance.
To
achieve
this,
a
Completely
Randomized
Design
with
ten
treatments
experiment
was
conducted
greenhouse
conditions.
The
findings
revealed
biofertilizers
have
potential
improve
physiological
characteristics,
particularly
under
stress.
discussion
section
explores
mechanisms
through
which
exert
their
discusses
practical
implications
agricultural
practices
sustainability.
Overall,
contributes
valuable
insights
into
sustainable
has
inform
decision-making
processes
policymakers.
