Nitrogen and phosphorus-related functional genes enhance nutrient removal in the integrated aquaculture wastewater bioremediation system in the presence of photosynthetic bacteria
Muhammad Ramzan,
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Ding Shen,
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Yingzhen Wei
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et al.
Research Square (Research Square),
Journal Year:
2024,
Volume and Issue:
unknown
Published: Dec. 14, 2024
Abstract
Integrated
Aquaculture
Wastewater
Bioremediation
Systems
(IAWBSs)
are
crucial
for
the
treatment
of
nutrient-rich
mariculture
water.
However,
there
is
a
lack
detailed
information
about
functional
mechanisms
between
nitrogen
(N)
and
phosphorus
(P)
genes
bacterioplankton
community
in
presence
photosynthetic
bacteria
(PSB).
This
study
evaluated
connections
N
P
IAWBS
under
influence
PSB.
The
results
showed
significant
improvements
effluent
quality,
with
removal
efficiencies
79,
74,
83,
90,
71%
NO
2−-N,
NO
3−-N,
PO
43−−P,
NH
4+-N,
COD
Mn,
respectively.
addition
PSB
enhanced
altered
microbial
diversity
within
system,
promoting
expression
related
to
cycling.
Notably,
associated
denitrification
(nirK
nirS);
ammonification
(ureC);
fixation
(nifH)
amoB,
involved
nitrification,
were
significantly
increased
after
Furthermore,
such
as
phnK,
phoD,
phoX,
which
transformation,
also
levels.
These
closely
linked
distribution,
species
diversity,
nutrient
Microbial
changes
can
result
gene
abundance.
provides
important
novel
insights
development
bioremediation
strategies
polluted
sites.
demonstrates
fundamental
relationships
IAWBSs'
units.
distribution
communities
Language: Английский