Functional Ecology,
Journal Year:
2024,
Volume and Issue:
38(10), P. 2207 - 2219
Published: Aug. 12, 2024
Abstract
Organic
management
enhances
the
formation
of
distinct
and
stable
soil
microbial
communities,
however,
its
influence
on
temporal
recovery
microbiome
multifunctionality
sterilized
remains
poorly
understood.
We
used
amplicon
sequencing
metagenomic
to
investigate
effects
communities
in
long‐term
organic
conventional
managed
soils
restoring
functionality.
calculated
at
days
30
90
recolonization
using
averaging
approach.
Results
showed
that
(O)
significantly
increased
alpha
diversity,
niche
width
network
complexity
community
compared
(C).
The
with
suspension
were
recolonization.
Soil
inoculated
(OO)
was
14.6%
70.6%
higher
than
rest
treatments.
Macrogenomic
analysis
revealed
O
enriched
functional
pathways
ABC
transporters,
carbon
metabolism,
biosynthesis
amino
acids,
two‐component
nitrogen
metabolism
as
well
most
genes
for
degradation,
fixation,
cycling
phosphorus
cycles
C.
These
also
day
Furthermore,
width,
complexity,
correlated
positively
multifunctionality.
Synthesis
applications
.
Our
results
emphasize
importance
induced
changes
functionality
promoting
losses,
providing
theoretical
basis
sustainable
impact
agronomic
production
function.
Read
free
Plain
Language
Summary
this
article
Journal
blog.
Biochar,
Journal Year:
2024,
Volume and Issue:
6(1)
Published: Jan. 8, 2024
Abstract
Biochar
and
organic
fertilizer
are
widely
supported
to
maintain
crop
production
sustainable
development
of
agroecosystems.
However,
it
is
unclear
how
biochar
alone
or
in
combination
regulate
soil
functional
microbiomes
their
relationships
ecosystem
multifunctionality
(EMF).
Herein,
a
long-term
(started
2013)
field
experiment,
containing
five
fertilization
treatments,
was
employed
explore
the
effects
applications
on
EMF
(based
18
indicators
productivity,
nutrient
supply,
element
cycling,
microbial
biomass)
bulk
rhizosphere
[normalizing
abundances
64
genes
related
carbon
(C),
nitrogen
(N),
phosphorus
(P),
sulphur
(S)
cycles].
Compared
with
single-chemical
fertilization,
inputs
significantly
enhanced
most
ecosystem-single
functions
and,
particular,
increased
by
18.7–30.1%;
taxa
C-N-P-S
cycles
varying
degree.
The
combined
application
showed
better
improvement
these
compared
using
them
individually.
Most
populations
soil,
especially
involved
C
degradation,
nitrification,
nitrate-reduction,
P
mineralization,
S
cycling
positive
associations
at
different
threshold
levels,
which
ultimately
regulated
pH
availability.
These
results
highlight
strong
links
between
agroecosystem
functions,
as
well
providing
scientific
support
for
inclusion
agricultural
services
amendments.
Graphical
Geoderma,
Journal Year:
2022,
Volume and Issue:
429, P. 116273 - 116273
Published: Nov. 21, 2022
Soil
salinization
is
a
widespread
environmental
problem
adversely
impacting
global
food
production.
Increasing
soil
organic
matter
(SOM)
could
alleviate
salt
stress,
but
salinity
and
SOM
have
differing
effects
on
microbial
diversity
activities.
We
explored
how
the
relationships
between
biodiversity
multifunctionality
were
altered
by
SOM.
collected
soils
from
wheat-maize
cropping
system
in
North
China
Plain
categorized
according
to
functions
related
carbon,
nitrogen,
phosphorus,
micronutrient
processing
measured
as
metrics
of
(SMF)
characterization.
found
significant
positive
SMF
bacterial
not
fungal
with
high
(>15
mg/kg)
low
EC
(<4
ds/m).
The
abundance
sensitive
bacteria
more
strongly
correlated
than
those
non-sensitive
bacteria.
directly
indirectly
impacted
through
changes
abundance,
while
via
diversity.
With
respective
individual
function,
carbon
cycling
predominantly
determined
Our
findings
suggest
coupling
decreased
increase
increasing
microbes.
These
highlight
importance
taxa
sustaining
ecosystem
functioning
croplands.
Frontiers in Microbiology,
Journal Year:
2023,
Volume and Issue:
14
Published: Feb. 23, 2023
Continuous
cropping
of
the
same
crop
leads
to
soil
degradation
and
a
decline
in
production,
these
impacts
could
be
mitigated
through
rotation
cropping.
Although
enhances
fertility,
microbial
community
diversity,
potato
yield,
its
effects
on
ecosystem
multifunctionality
(EMF)
remain
unclear.
In
present
research,
we
comparatively
examined
continuous
(PP)
[potato-oat
(PO)
potato-forage
maize
(PFM)]
EMF
as
well
roles
keystone
taxa,
microbes
abundance,
chemical
properties
improvement.
It
was
demonstrated
that
is
increased
(PO
PFM)
than
PP.
Soil
pH
higher
PP,
while
total
phosphorus
(TP)
available
(AP)
were
significantly
decreased
Rotation
markedly
changed
bacterial
fungal
compositions,
improved
potential
plant-beneficial
fungi,
e.g.,
Schizothecium
Chaetomium,
reducing
abundances
potentially
phytopathogenic
Alternaria,
Fusarium,
Verticillium
dahiae,
Gibberella,
Plectosphaerella,
Colletotrichum,
Phoma,
Lectera
comparison
with
Also,
co-occurrence
patterns
for
bacteria
fungi
impacted
by
rotation,
Nitrospira.1,
Lysinibacillus,
Microlunatus.1,
Sphingomonas.3,
Bryobacter.1,
Micromonospora,
Schizothecium,
enriched
PO
PFM
The
structural
equation
model
(SEM)
further
systems
regulating
SOM
taxa
(Schizothecium1),
mediated
pH.
This
study
suggested
might
contribute
improvement
development
disease-suppressive
soils
