New Phytologist,
Journal Year:
2024,
Volume and Issue:
244(3), P. 752 - 759
Published: Sept. 4, 2024
Summary
Knowledge
of
differential
life‐history
strategies
in
arbuscular
mycorrhizal
(AM)
fungi
is
relevant
for
understanding
the
ecology
this
group
and
its
potential
role
sustainable
agriculture
carbon
sequestration.
At
present,
AM
fungal
theories
often
focus
on
investment
into
intra‐
vs
extraradical
structures
among
taxa,
implications
plant
benefits.
With
Viewpoint
we
aim
to
expand
these
by
integrating
a
mycocentric
economics‐
resource‐based
framework.
As
plants,
nutrient
demands
are
stoichiometrically
coupled,
though
uptake
elements
spatially
decoupled.
Consequently,
morphological
not
competition.
We
argue
that
evolution
trade‐offs
requires
increased
variation
foraging
same
element,
within
or
(in
our
view
‘horizontal’
axis),
just
between
them
(‘vertical’
axis).
Here,
elaborate
argument
propose
range
plausible
could
lead
fungi,
providing
testable
hypotheses
creating
opportunities
explain
co‐existence,
context‐dependent
effects
growth
soil
dynamics.
New Phytologist,
Journal Year:
2022,
Volume and Issue:
236(3), P. 1168 - 1181
Published: Aug. 5, 2022
Summary
Improving
nitrogen
(N)
use
efficiency
(NUE)
to
reduce
the
application
of
N
fertilisers
in
a
way
that
benefits
environment
and
reduces
farmers'
costs
is
an
ongoing
objective
for
sustainable
wheat
production.
However,
whether
how
arbuscular
mycorrhizal
fungi
(AMF)
affect
NUE
still
not
well
explored.
Three
independent
but
complementary
experiments
were
conducted
decipher
contribution
roots
AMF
uptake
utilisation
wheat.
We
show
temporal
complementarity
pattern
between
shaping
Pre‐anthesis
mainly
depends
on
root
functional
traits,
utilise
taken
up
during
pre‐anthesis
producing
grains
(
E
N,g
)
strongly
affected
by
AMF,
which
might
increase
phosphorus
thereby
improve
photosynthetic
carbon
assimilation.
Root
association
with
reduced
remobilisation
varieties
high
;
whilst
overall
grain
concentration
increased,
due
large
improvement
post‐anthesis
supported
and/or
other
microbes.
The
findings
provide
evidence
importance
managing
agroecosystems,
opportunity
tackle
contradiction
maximising
yield
protein
breeding.
New Phytologist,
Journal Year:
2022,
Volume and Issue:
237(1), P. 279 - 294
Published: Sept. 30, 2022
Summary
Nitrogen
(N)
enrichment
poses
threats
to
biodiversity
and
ecosystem
stability,
while
arbuscular
mycorrhizal
(AM)
fungi
play
important
roles
in
stability
functioning.
However,
the
ecological
impacts,
especially
thresholds
of
N
potentially
causing
AM
fungal
community
shifts
have
not
been
adequately
characterized.
Based
on
a
long‐term
field
experiment
with
nine
addition
levels
ranging
from
0
50
g
m
−2
yr
−1
temperate
grassland,
we
characterized
response
patterns
enrichment.
Arbuscular
biomass
continuously
decreased
increasing
levels.
diversity
did
significantly
change
below
20
,
but
dramatically
at
higher
levels,
which
drove
unstable
state.
Structural
equation
modeling
showed
that
decline
could
be
well
explained
by
soil
acidification,
whereas
key
driving
factors
for
shifted
nitrogen
:
phosphorus
(N
P)
ratio
pH
Different
aspects
communities
(biomass,
composition)
respond
differently
Thresholds
substantial
this
grassland
are
identified.
Forests,
Journal Year:
2025,
Volume and Issue:
16(2), P. 282 - 282
Published: Feb. 6, 2025
Soil
aggregate
stability
plays
a
pivotal
role
in
ecosystem
functioning
and
carbon
sequestration.
Nitrogen
deposition
influences
drives
differential
responses
AM
ECM
fungi,
yet
the
underlying
mechanisms
remain
unclear.
This
study
aimed
to
determine
how
N
addition
soil
aggregation,
mycorrhizal
morphological
characteristics,
organic
(SOC)
across
two
types.
A
temperate
forest
experiment
was
conducted
northeastern
China
using
12
plots
subjected
four
treatments
(control,
low,
medium,
high).
properties,
traits,
distributions
were
quantified.
Relationships
examined
via
correlation
analyses,
random
models,
structural
equation
modeling.
enrichment
substantially
increased
SOC
water
content,
enhancing
proportion
of
large
aggregates
(4–8
mm)
elevating
mean
weight
diameter
(MWD)
geometric
(GMD),
critical
indicators
stability.
fungi
exhibited
stronger
response
than
ECM,
reflected
greater
hyphal
development
accumulation.
content
correlated
positively
with
stability,
whereas
pH
showed
negative
association.
inputs
enhance
by
promoting
retention,
demonstrating
heightened
sensitivity
addition.
These
findings
emphasize
integral
dynamics
shaping
stabilization
under
increasing
deposition.
New Phytologist,
Journal Year:
2022,
Volume and Issue:
234(6), P. 2057 - 2072
Published: Feb. 18, 2022
Summary
Elucidating
the
temporal
dynamics
of
arbuscular
mycorrhizal
(AM)
fungi
is
critical
for
understanding
their
functions.
Furthermore,
research
investigating
AM
in
response
to
agricultural
practices
remains
its
infancy.
We
investigated
effect
nitrogen
fertilisation
and
watering
reduction
on
fungi,
across
lifespan
wheat.
Nitrogen
decreased
fungal
spore
density
(SD),
extraradical
hyphal
(ERHD),
intraradical
colonisation
rate
(IRCR)
both
conditions.
affected
community
composition
soil
but
not
roots,
regardless
The
analysis
revealed
that
ERHD
IRCR
were
higher
under
conventional
lower
reduced
March
than
other
growth
stages
at
low
(≤
70
kg
N
ha
−1
yr
)
high
(≥
140)
levels.
SD
was
June
varied
with
plant
development
all
levels,
This
study
demonstrates
levels
disrupt
sporulation
composition.
