Extensive
foliar
shedding
in
monoculture
soybeans
post-anthesis
negatively
impacts
yield,
whereas
relay
strip
intercropping
prolongs
leaf
area
duration,
enhancing
productivity.
However,
little
is
known
about
the
causes
of
and
its
impact
on
physiological
functions
plasticity
source
sink
organs,
we
conducted
a
4-year
field
experiment
leaf-removal
simulations
intercropped
soybeans.
Results
revealed
that
experienced
severe
self-shading
defoliation,
while
maintained
better
light
conditions,
supporting
higher
area,
nodule
numbers,
carbon
allocation.
Increasing
removal
initially
increased
but
eventually
reduced
it.
Rubisco
sucrose
phosphate
synthase
(SPS)
activity,
as
well
sucrose,
malate,
ATP,
energy
charge
(EC)
nodules,
revealing
trade-off
between
growth
development.
Moderate
(L30),
however,
balanced
compensation
consumption,
increasing
total
non-structural
carbohydrates
(TNC)
roots
N
ureide
leaves
pods.
Network
analysis
showed
L30
improved
synergies
functional
traits
ultimately
benefiting
overall
plant
nutrient
accumulation
This
study
elucidates
mechanism
highlights
how
optimizes
source-sink
coordination
to
enhance
photosynthesis
nitrogen
fixation.
Phytochemistry Reviews,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 20, 2024
The
importance
of
microbes
in
helping
plants
deal
with
unfavorable
environmental
conditions
is
currently
receiving
a
lot
attention.
Still,
how
and
communicate
on
chemical
level
warrants
deeper
understanding.
Both
exude
specialized
metabolites
(SMs)
into
the
rhizosphere,
exudate
profiles
drastically
change
under
sub-optimal
such
as
drought.
Yet,
it
remains
unclear
what
ecophysiological
functions
these
exuded
compounds
are
whether
common
underlying
patterns
exist
across
different
plant
species.
complexity
mixtures
diversity
microbial
communities,
dissimilar
experimental
impeding
progress
this
field.
With
article,
we
aim
to
link
plant-derived
SMs
normal
stressful
their
signaling
effect
soil
communities
vice
versa
while
pointing
out
newest
developments
bottlenecks
getting
function
root
composition.
Additionally,
provide
some
best
practices
for
increasing
comparability
reproducibility
among
experiments.
International Journal of Molecular Sciences,
Journal Year:
2024,
Volume and Issue:
25(17), P. 9157 - 9157
Published: Aug. 23, 2024
Understanding
the
mechanisms
that
regulate
plant
root
growth
under
soil
drying
is
an
important
challenge
in
biology.
We
observed
moderate
promotes
wheat
growth.
To
understand
whether
metabolic
and
hormonic
changes
are
involved
this
regulation,
we
performed
transcriptome
sequencing
on
roots
well-watered
conditions.
The
genes
upregulated
were
mainly
starch
sucrose
metabolism
benzoxazinoid
biosynthesis.
Various
hormone-related
differentially
expressed
during
drying.
Quantification
of
hormones
these
conditions
showed
concentrations
abscisic
acid
(ABA),
cis-zeatin
(CZ),
indole-3-acetic
(IAA)
significantly
increased
drying,
whereas
salicylic
(SA),
jasmonic
(JA),
glycosylated
(SAG)
acids
decreased.
Correlation
analysis
total
length
phytohormones
indicated
CZ,
ABA,
IAA
positively
associated
with
length.
These
results
suggest
pathways
caused
by
help
grow
into
deeper
layers.
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(10), P. 2368 - 2368
Published: Oct. 14, 2024
The
rhizosheath,
the
layer
of
soil
tightly
attached
to
roots,
protects
plants
against
abiotic
stress
and
other
adverse
conditions
by
providing
a
bridge
from
plant
root
system
soil.
It
reduces
formation
air
gaps
between
facilitates
transportation
water
at
root–soil
interface.
also
serves
as
favourable
niche
for
plant-growth-promoting
rhizobacteria
in
surrounding
soil,
which
facilitate
absorption
nutrients.
This
review
compares
difference
rhizosheath
rhizosphere,
summarises
molecular
physiological
mechanisms
formation,
identifying
causes
formation/non-formation
plants.
We
summarise
chemical
physical
factors
(root
hair,
soil-related
factors,
exudates,
microorganisms)
that
determine
focus
on
important
functions
under
stress,
especially
drought
phosphorus
deficiency,
aluminium
salinity
stress.
Understanding
roles
played
its
provides
new
perspectives
improving
tolerance
field,
will
mitigate
increasing
environmental
associated
with
on-going
global
climate
change.
Extensive
foliar
shedding
in
monoculture
soybeans
post-anthesis
negatively
impacts
yield,
whereas
relay
strip
intercropping
prolongs
leaf
area
duration,
enhancing
productivity.
However,
little
is
known
about
the
causes
of
and
its
impact
on
physiological
functions
plasticity
source
sink
organs,
we
conducted
a
4-year
field
experiment
leaf-removal
simulations
intercropped
soybeans.
Results
revealed
that
experienced
severe
self-shading
defoliation,
while
maintained
better
light
conditions,
supporting
higher
area,
nodule
numbers,
carbon
allocation.
Increasing
removal
initially
increased
but
eventually
reduced
it.
Rubisco
sucrose
phosphate
synthase
(SPS)
activity,
as
well
sucrose,
malate,
ATP,
energy
charge
(EC)
nodules,
revealing
trade-off
between
growth
development.
Moderate
(L30),
however,
balanced
compensation
consumption,
increasing
total
non-structural
carbohydrates
(TNC)
roots
N
ureide
leaves
pods.
Network
analysis
showed
L30
improved
synergies
functional
traits
ultimately
benefiting
overall
plant
nutrient
accumulation
This
study
elucidates
mechanism
highlights
how
optimizes
source-sink
coordination
to
enhance
photosynthesis
nitrogen
fixation.
