Abstract
Background
Plant
diseases
caused
by
fungal
pathogen
result
in
a
substantial
economic
impact
on
the
global
food
and
fruit
industry.
Application
of
organic
fertilizers
supplemented
with
biocontrol
microorganisms
(
i.e.
bioorganic
fertilizers)
has
been
shown
to
improve
resistance
against
plant
pathogens
at
least
part
due
impacts
structure
function
resident
soil
microbiome.
However,
it
remains
unclear
whether
such
improvements
are
driven
specific
action
microbial
inoculants,
populations
naturally
fertilizer
or
physical-chemical
properties
compost
substrate.
The
aim
this
study
was
seek
ecological
mechanisms
involved
disease
suppressive
activity
bio-organic
fertilizers.
Results
To
disentangle
mechanism
action,
we
conducted
an
experiment
tracking
Fusarium
wilt
banana
changes
communities
over
three
growth
seasons
response
following
four
treatments:
(containing
Bacillus
amyloliquefaciens
W19),
fertilizer,
sterilized
B
.
W19.
We
found
that
which
re-inoculated
provided
similar
degree
suppression
as
non-sterilized
across
cropping
seasons.
further
observed
these
treatments
is
linked
communities,
specifically
leading
increases
Pseudomonas
spp..
Observed
correlations
between
amendment
indigenous
spp.
might
underlie
were
studied
laboratory
pot
experiments.
These
studies
revealed
bacterial
taxa
synergistically
increase
biofilm
formation
likely
acted
plant-beneficial
consortium
pathogen.
Conclusion
Together
demonstrate
product
inoculum
within
its
This
knowledge
should
help
design
more
efficient
biofertilizers
designed
promote
function.
Frontiers in Plant Science,
Год журнала:
2018,
Номер
9
Опубликована: Сен. 4, 2018
Arbuscular
mycorrhiza
(AM)
is
the
most
common
symbiotic
association
of
plants
with
microbes.
AM
fungi
occur
in
majority
natural
habitats
and
they
provide
a
range
important
ecological
services,
particular
by
improving
plant
nutrition,
stress
resistance
tolerance,
soil
structure
fertility.
also
interact
crop
including
cereals,
vegetables,
fruit
trees,
therefore,
receive
increasing
attention
for
their
potential
use
sustainable
agriculture.
Basic
research
past
decade
has
revealed
existence
dedicated
recognition
signaling
pathway
that
required
AM.
Furthermore,
recent
evidence
provided
new
insight
into
exchange
nutritional
benefits
between
partners.
The
great
application
given
rise
to
thriving
industry
AM-related
products
agriculture,
horticulture,
landscaping.
Here,
we
discuss
developments
these
fields,
highlight
future
limits
toward
production.
PLoS Biology,
Год журнала:
2016,
Номер
14(2), С. e1002378 - e1002378
Опубликована: Фев. 12, 2016
Almost
all
higher
organisms,
including
plants,
insects,
and
mammals,
are
colonized
by
complex
microbial
communities
harbor
a
microbiome.
Emerging
studies
with
plants
reveal
that
these
microbiomes
structured
form
complex,
interconnected
networks.
Within
networks,
different
taxa
have
roles,
keystone
species
been
identified
could
be
crucial
for
plant
health
ecosystem
functioning.
A
new
paper
in
this
issue
of
PLOS
Biology
Agler
et
al.
highlights
the
presence
hubs
networks
may
act
as
mediators
between
its
next
major
frontier
is
now
to
link
microbiome
composition
function.
In
order
do
this,
we
present
number
hypothetical
examples
how
diversity
function
potentially
influence
host
performance.
PLoS ONE,
Год журнала:
2017,
Номер
12(7), С. e0180442 - e0180442
Опубликована: Июль 12, 2017
Population
growth
and
climate
change
challenge
our
food
farming
systems
provide
arguments
for
an
increased
intensification
of
agriculture.
A
promising
option
is
eco-functional
through
organic
farming,
approach
based
on
using
enhancing
internal
natural
resources
processes
to
secure
improve
agricultural
productivity,
while
minimizing
negative
environmental
impacts.
In
this
concept
active
soil
microbiota
plays
important
role
various
ecosystem
services
such
as
nutrient
cycling,
erosion
control
pest
disease
regulation.
Several
studies
have
reported
a
positive
effect
health
quality
including
microbial
community
traits.
However,
so
far
no
systematic
quantification
whether
comprise
larger
more
communities
compared
conventional
was
performed
global
scale.
Therefore,
we
conducted
meta-analysis
current
literature
quantify
possible
differences
in
key
indicators
abundance
activity
cropping
systems.
All
together
integrated
data
from
56
mainly
peer-reviewed
papers
into
analysis,
149
pairwise
comparisons
originating
different
climatic
zones
experimental
duration
ranging
3
than
100
years.
Overall,
found
that
had
32%
84%
greater
biomass
carbon,
nitrogen,
total
phospholipid
fatty-acids,
dehydrogenase,
urease
protease
activities
Exclusively
the
metabolic
quotient
indicator
stresses
remained
unaffected
by
Categorical
subgroup
analysis
revealed
crop
rotation,
inclusion
legumes
rotation
inputs
are
practices
affecting
size
activity.
Furthermore,
show
between
vary
function
land
use
(arable,
orchards,
grassland),
plant
life
cycle
(annual
perennial)
zone.
summary,
study
shows
overall
enhances
soils
Abstract
Soil
bacteria
provide
a
large
range
of
ecosystem
services
such
as
nutrient
cycling.
Despite
their
important
role
in
soil
systems,
compositional
and
functional
responses
bacterial
communities
to
different
land
use
management
regimes
are
not
fully
understood.
Here,
we
assessed
150
forest
grassland
soils
derived
from
three
German
regions
by
pyrotag
sequencing
16S
rRNA
genes.
Land
type
(forest
grassland)
edaphic
properties
strongly
affected
community
structure
function,
whereas
regime
had
minor
effect.
In
addition,
separation
sampling
region
was
encountered.
pH
the
best
predictor
for
structure,
diversity
function.
The
application
multinomial
log-linear
models
revealed
distinct
abundant
groups
towards
pH.
Predicted
profiles
that
differences
only
select
populations
but
also
specific
traits.
combination
data
corresponding
provided
comprehensive
insights
into
adaptations
changing
environmental
conditions
associated
with
management.
Annual Review of Ecology Evolution and Systematics,
Год журнала:
2019,
Номер
50(1), С. 145 - 168
Опубликована: Июль 24, 2019
Microorganisms
drive
several
processes
needed
for
robust
plant
growth
and
health.
Harnessing
microbial
functions
is
thus
key
to
productive
sustainable
food
production.
Molecular
methods
have
led
a
greater
understanding
of
the
soil
microbiome
composition.
However,
translating
species
or
gene
composition
into
functionality
remains
challenge.
Community
ecology
concepts
such
as
biodiversity–ecosystem
functioning
framework
may
help
predict
assembly
function
plant-associated
microbiomes.
Higher
diversity
can
increase
number
resilience
plant-beneficial
that
be
coexpressed
unlock
expression
traits
are
hard
obtain
from
any
in
isolation.
We
combine
well-established
community
with
molecular
microbiology
workable
enable
us
enhance
promote
global
change
context.
