Bioresource Technology,
Journal Year:
2021,
Volume and Issue:
347, P. 126347 - 126347
Published: Nov. 19, 2021
To
investigate
the
effects
of
lactic
acid
bacteria
inoculant
(LI)
and
abandoned
rhubarb
stalk
(RS)
on
anaerobic
fermentation
bacterial
community
alfalfa
Qinghai
Tibetan
Plateau,
was
harvested
ensiled
without
(control)
or
with
LI
RS
at
ambient
temperature
(5
∼
15℃)
for
90
days.
Addition
ensiling
increased
(P
<
0.05)
lactate,
acetate
propionate
contents,
decreased
final
pH
value
as
compared
control.
alpha
diversity
indices,
while
inherent
Lactococcus
lactis
and/or
Lactobacillus
sakei
dominated
fermentation.
In
particular,
addition
restricted
growth
yeasts
Lactobacillales
early
stage
ensiling,
but
continuously
stimulated
These
indicates
that
could
be
used
additive
to
facilitate
alfalfa.
mSystems,
Journal Year:
2021,
Volume and Issue:
6(3)
Published: June 15, 2021
Archaea
are
a
major
part
of
Earth's
life.
They
believed
to
play
important
roles
in
nutrient
biogeochemical
cycling
the
mangrove.
However,
only
few
studies
on
archaeal
community
mangroves
have
been
reported.
In
particular,
assembly
processes
and
interaction
patterns
that
impact
communities
not
investigated
date.
Here,
biogeography,
patterns,
driving
factors
seven
representative
across
southeastern
China
were
systematically
analyzed.
The
analysis
revealed
is
more
diverse
surface
sediments
than
subsurface
sediments,
at
low
latitudes
high
latitudes,
with
FEMS Microbiology Ecology,
Journal Year:
2020,
Volume and Issue:
96(8)
Published: June 28, 2020
Terrestrial
microbial
communities
may
take
advantage
of
running
waters
and
runoff
to
enter
rivers
mix
with
aquatic
microorganisms.
However,
the
environmental
factors
governing
interchange
community
within
a
watercourse
its
surrounding
environment
composition
resulting
are
often
underestimated.
The
present
study
investigated
effect
flow
rate
on
mixing
water,
soil,
sediment
biofilm
at
four
sites
along
Lancang
River
one
branch
river
in
winter
summer
and,
turn,
resultant
changes
each
habitat.
16S
rRNA
gene-based
Illumina
high-throughput
sequencing
illustrated
that
bacterial
were
apparently
distinct
among
biofilm,
soil
sediment.
Biofilms
had
lowest
richness,
Shannon
diversity
evenness
indices
compared
other
habitats,
those
three
all
habitats
increased
significantly
from
summer.
SourceTracker
analysis
showed
significant
coalescence
between
sediment,
water
samples
lower
rates.
Additionally,
proportion
Betaproteobacteria
biofilms
decrease
rate,
suggesting
strong
impact
exchange
habitats.
These
results
further
confirmed
by
Mantel
test
linear
regression
analysis.
Microbial
exhibited
but
very
weak
distance-decay
relationship
(r
=
0.093,
P
0.024).
Turbidity
played
much
more
important
role
structure
(i.e.
rainy
season)
(BIOENV,
r
0.92).
Together,
these
suggest
dispersal
is
an
factor
affecting
this
system.
