Petroleum-contaminated
saline-alkali
soils
are
severe
environmental
problems
in
the
whole
world.
However,
finding
a
comprehensive
method
for
these
petroleum-contaminated
still
needs
to
be
improved.
This
study
isolated
petroleum-degrading
strain
(Acinetobacter
sp.
Y-1)
from
oily
sludge.
In
order
test
influence
factors
on
bioremediation
of
soils,
we
conducted
six
treatments
pot
trials,
including
control
(CK),
Y-1
(strain
only),
CCBC
(biochar
derived
corn
cobs),
CC-MBC
(corn
cobs
biochar
modified
by
concentrated
sulfuric
acid),
CN
(Y-1
combined
with
CCBC)
and
CM
CC-MBC).
The
results
showed
that
had
highest
petroleum
degradation
rate
(39.4
%),
its
ESP
has
significantly
decreased
efficiently
achieving
Na+
fixation
regulating
cations
contaminated
soil.
Soil
nutrients,
such
as
SOC
TN,
compared
CK,
while
DOC
increased.
Microbial
community
analysis
indicated
treatment
diversity
soil
bacterial
increasing
proportion
indigenous
bacteria,
i.e.,
Firmicutes
Actinobacteriota,
which
positively
correlate
degrading.
FAPROTAX
further
enriched
many
microorganisms
related
degrading
petroleum,
improving
removal
hazardous
organic
pollutants.
summary,
this
great
potential
effect
technology
soils.
