Analysis of the Synergistic Effect of Endophytic Bacteria and Metabolites on Yield in Soybean Roots Under Biochar with Nitrogen Fertilization
Agronomy,
Год журнала:
2025,
Номер
15(1), С. 177 - 177
Опубликована: Янв. 13, 2025
The
appropriate
application
of
nitrogen
fertilizers
and
biochar
to
the
soil
is
beneficial
for
soybean
growth,
a
combination
can
improve
low-nitrogen
fertilizer
utilization
efficiency.
However,
effect
on
roots
still
unclear.
Therefore,
in
this
study,
we
investigate
changes
endophytic
bacterial
communities
metabolites
under
different
combinations
treatments
by
setting
fertilization
levels
using
high-throughput
sequencing
non-targeted
metabolomics
techniques.
results
showed
that
applying
20
t/ha
180
kg/ha
(C2N1)
resulted
highest
yield.
By
studying
community
roots,
it
was
observed
dominant
phyla
were
Proteobacteria,
Bacteroidota,
Actinobacteriota,
genera
Bradyrhizobium,
Streptomyces,
Rhizobacter.
Moreover,
metabolic
pathway
analysis
revealed
glycosylphosphatidylinositol
(GPI)-anchor
biosynthesis
most
significant
C0N1
vs.
C0N0
comparison
group,
glycerophospholipid
metabolism
C2N1
C1N1
group;
they
both
associated
with
regulatory
mechanisms
such
as
plant
growth
promotion
nutrient
cycling.
Structural
equation
modeling
indicates
bacteria
have
positive
impact
Bradyrhizobium
Rhizobium
are
observable
variables
effects
bacteria,
while
Phe-Thr
7-allyloxycoumarin
metabolites.
Endophytic
not
only
direct
crop
yield,
but
also
indirectly
affect
yield
through
their
This
study
has
important
scientific
value
guiding
significance
improving
yields.
Язык: Английский
Metabolism Plasticity on Account of Aspartate aminotransferase 10 Promotes Poplar Growth under Altered Nitrogen Regimes
Journal of Agricultural and Food Chemistry,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 6, 2025
Improving
poplar
productivity
across
a
wide
spectrum
of
nitrogen
conditions
is
primary
objective
in
breeding.
In
this
research,
we
engineered
transgenic
poplars
to
overexpress
the
aspartate
aminotransferase
10
(AspAT10)
gene.
The
results
showed
that
these
plantlets
significantly
outperformed
wild-type
control
terms
growth
under
both
nitrogen-poor
and
nitrogen-rich
conditions,
exhibiting
increased
biomass,
height,
root
development.
This
improvement
was
linked
changes
internal
pools
(including
NO3-,
NH4+,
total
free
amino
acids)
sugar
content.
line
with
metabolic
results,
notable
alterations
genes
related
carbon
metabolism
as
well
hormone
signaling
pathways
were
identified.
Our
findings
highlight
versatile
role
AspAT10
regulating
poplar's
adaptation
variable
availability,
attributed
reversible
nature
its
catalytic
reaction,
which
allows
for
flexible
reprogramming
align
supply
plant
demand.
Язык: Английский
Discovery of SOD5 as a novel regulator of nitrogen‐use efficiency and grain yield via altering auxin level
New Phytologist,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 6, 2025
Auxin
has
emerged
as
a
crucial
regulator
of
plant
nitrogen
(N)-use
efficiency
(NUE)
through
indirect
effects
on
growth
and
development
direct
regulation
N
metabolism-related
genes.
We
previously
reported
DULL
NITROGEN
RESPONSE1
(DNR1)
an
amino
transferase
that
inhibits
auxin
accumulation
negatively
regulates
rice
(Oryza
sativa)
NUE
grain
yield.
However,
the
identities
molecular
regulators
acting
upstream
DNR1
await
exploration.
Our
current
work
identifies
SUPPRESSOR
OF
ON
CHROMOSOME
5
(SOD5)
from
suppressor
mutant.
SOD5
encodes
v-myb
avian
myeloblastosis
viral
oncogene
homolog
(MYB)
transcription
factor
directly
binds
to
promoter,
activating
its
expression
further
repressing
accumulation.
Knocking
out
significantly
increases
yield,
especially
under
low
conditions.
Therefore,
targeting
offers
promising
strategy
for
enhancing
crop
performance,
supporting
crops
better
suited
sustainable
agriculture.
Язык: Английский
Plant Growth Regulators Enhance Maize (Zea mays L.) Yield under High Density by Optimizing Canopy Structure and Delaying Leaf Senescence
Agronomy,
Год журнала:
2024,
Номер
14(6), С. 1262 - 1262
Опубликована: Июнь 11, 2024
Shaping
the
canopy
architecture
and
delaying
leaf
senescence
in
maize
are
pivotal
strategies
for
extending
crop’s
photosynthetic
period
improving
yield.
The
application
of
plant
growth
regulators
(PGRs)
is
a
critical
cultivation
measure,
with
timing
being
paramount
importance.
To
explore
effects
PGR
time
on
structure,
characteristics
yield,
comparative
two-year
field
study
was
undertaken
during
2019–2020
growing
seasons
at
Gongzhuling
Experimental
Station
Jilin
Academy
Agricultural
Sciences,
utilizing
containing
ethephon
as
active
ingredient.
experiment
structured
two
densities
60,000
90,000
plants
ha−1,
three
distinct
protocols:
T10
(application
10th
stage),
T15
15th
CK
(control
group
sprayed
water).
result
indicated
that
yield
increased
by
5.62%
following
treatment
compared
to
under
high
density
(90,000
ha−1).
Furthermore,
kernel
per
ear
1000-kernel
weight
3.93%
respectively,
while
abortion
rate
decreased.
Correlation
analysis
showed
components
were
correlated
morphology,
physiology,
aging
ha−1.
Pollen
also
positively
top
area
angle
(p
<
0.01).
relative
green
maturity
(RGLAM)
positive
correlations
chlorophyll
b,
superoxide
dismutase
activity
(SOD),
peroxidase
(POD),
catalase
(CAT),
soluble
protein
content
0.01),
displaying
negative
correlation
malondialdehyde
(MDA)
Spraying
15-leaf
stage
can
effectively
enhance
structure
reduce
upper
angle,
increase
pollen
density,
boost
number
grains.
it
delayed
leaves,
prolonged
functional
weight,
optimized
light
resource
utilization,
ultimately
enhanced
Язык: Английский
Nitrogen application and mowings improve chromium phytoextraction efficiency of Leersia hexandra Swartz
Environmental Sciences Europe,
Год журнала:
2025,
Номер
37(1)
Опубликована: Апрель 25, 2025
Язык: Английский
Haplotypes Differences in Growth Regulating Factor 4 (GRF4) for Yield and Biomass Traits in Rice (Oryza sativa L.)
Tropical Plant Biology,
Год журнала:
2024,
Номер
18(1)
Опубликована: Окт. 25, 2024
Язык: Английский
Intercropping improves the yield by increasing nutrient metabolism capacity and crucial microbial abundance in root of Camellia oleifera in purple soil
Yuanzheng Gu,
Jing Jiao,
Haobo Xu
и другие.
Plant Physiology and Biochemistry,
Год журнала:
2024,
Номер
219, С. 109318 - 109318
Опубликована: Ноя. 20, 2024
Язык: Английский
Comparative Transcriptome Analysis Reveals a Tissue-Specific Pathway Involved in Nitrogen Utilization Between Genotypes with Different Nitrogen Use Efficiencies in Tea Plants (Camellia sinensis)
Agronomy,
Год журнала:
2024,
Номер
14(12), С. 2824 - 2824
Опубликована: Ноя. 27, 2024
Nitrogen
(N)
is
a
key
nutrient
which
affects
plant
development
and
quality
formation
for
tea
plants.
Notable
genetic
variation
in
nitrogen
use
efficiency
(NUE)
has
been
reported
among
different
genotypes
of
Camellia
sinensis.
However,
the
molecular
mechanisms
underlying
these
differences
have
not
illuminated.
In
this
study,
15N
tracing
method
was
used
to
compare
six
genotypes.
The
results
show
that
there
were
significant
NUEs
Among
them,
TC12
had
highest
NUE,
while
LJCY
lowest
NUE.
Transcriptome
analysis
between
two
cultivars
showed
differentially
expressed
genes
(DEGs)
significantly
enriched
photosynthesis—antenna
proteins
zeatin
biosynthesis
mature
leaves
new
shoots,
respectively.
higher
expression
levels
AMT1.2,
NRT2.4,
NRT3.2
roots,
AAP6
AAP7
stems
LHC
than
LJCY.
ZOG1
CKX,
are
involved
biosynthesis,
down-regulated
shoots
compared
with
These
findings
will
contribute
insights
into
mechanism
utilization
identified
candidate
provide
resource
improving
N
Язык: Английский