Frontiers in Microbiology,
Journal Year:
2023,
Volume and Issue:
14
Published: May 19, 2023
Global
climate
change
poses
challenges
to
land
use
worldwide,
and
we
need
reconsider
agricultural
practices.
While
it
is
generally
accepted
that
biodiversity
can
be
used
as
a
biomarker
for
healthy
agroecosystems,
must
specify
what
specifically
composes
microbiome.
Therefore,
understanding
how
holobionts
function
in
native,
harsh,
wild
habitats
rhizobacteria
mediate
plant
ecosystem
the
systems
enables
us
identify
key
factors
fitness.
A
approach
engineering
microbial
communities
by
connecting
host
phenotype
adaptive
traits
would
help
understand
increased
fitness
of
supported
genetic
diversity.
Identification
loci
controlling
interaction
beneficial
microbiomes
will
allow
integration
genomic
design
into
crop
breeding
programs.
Bacteria
plants
have
traditionally
been
conceived
“promoting
regulating
growth”.
The
future
perspective
agroecosystems
should
microbiomes,
via
multiple
cascades,
define
phenotypes
provide
variability
agroecosystems.
Ecotoxicology and Environmental Safety,
Journal Year:
2023,
Volume and Issue:
262, P. 115175 - 115175
Published: June 26, 2023
The
occurrence
of
antibiotics
in
agricultural
soils
has
raised
concerns
due
to
their
potential
risks
ecosystems
and
human
health.
However,
a
comprehensive
understanding
antibiotic
accumulation,
distribution,
terrestrial
on
global
scale
is
still
limited.
Therefore,
this
study,
we
evaluated
the
accumulation
soil
microorganisms
plants,
highlighted
driving
factors
based
134
peer-reviewed
studies
(between
2000
2022).
results
indicated
that
56
types
were
detected
at
least
once
with
concentrations
ranging
from
undetectable
over
7000
µg/kg.
Doxycycline,
tylosin,
sulfamethoxazole,
enrofloxacin,
belonging
tetracyclines,
macrolides,
sulfonamides,
fluoroquinolones,
respectively,
most
accumulated
soil.
TCs,
SAs,
FQs
was
found
pose
greater
(average
29.3%,
15.4%,
21.8%)
plants
(42.4%,
26.0%,
38.7%)
than
other
antibiotics.
East
China
identified
as
hot
spot
for
contamination
high
levels
concentration
ecological
risk
plants.
Antibiotic
be
higher
vegetable
fields
(245.5
µg/kg)
orchards
(212.4
compared
croplands
(137.2
µg/kg).
Furthermore,
direct
land
application
manure
resulted
compost
fertilization.
level
decreased
increasing
pH
organic
matter
content,
attributed
decreasing
adsorption
enhancing
degradation
In
conclusion,
study
highlights
need
further
research
impacts
function
interaction
mechanisms.
Additionally,
whole-chain
approach,
consisting
consumption
reduction,
management
strategies,
remediation
technology
contaminated
antibiotics,
needed
eliminate
environmental
sustainable
green
agriculture.
Sustainable Horizons,
Journal Year:
2024,
Volume and Issue:
10, P. 100091 - 100091
Published: Jan. 24, 2024
Recently,
nitrogen-doped
biochar
(NBC)
has
attracted
a
great
deal
of
attention
in
the
field
advanced
oxidation
processes
(AOPs)
for
treatment
various
pollutants.
However,
effect
nitrogen
doping
method
on
catalyst
efficiency
NBC
not
been
fully
understood.
In
this
study,
was
prepared
using
two
different
methods:
carbonization
urea
mixed
with
maize
straw
(NBC1)
and
pristine
obtained
from
(NBC2).
Catalytic
degradation
tetracycline
(TC)
presence
peroxydisulfate
(PDS)
examined,
process
factors
reaction
mechanism
were
explored.
Characterizations
revealed
that
NBC1
had
higher
content
(6.86
%)
carbon
defects
compared
to
NBC2.
Under
optimum
conditions
0.4
g
L−1,
PDS
3
mM,
TC
15
mg
solution
pH
4.6,
reached
over
86.55
%
within
120
min,
which
than
NBC2
(57.10
%).
Moreover,
catalytic
system
showed
resistance
anions
dissolved
organic
matter,
by
remained
82.47
after
secondary
carbonization.
Radical
quenching
electron
spin
resonance
spectroscopy
verified
co-existence
·OH,
SO4·−,
O2·−,
1O2
system,
made
significant
contribution
degradation.
More
importantly,
quantitative
structure-activity
relationships
(QSAR)
density
functional
theory
(DFT)
calculations
displayed
graphitic
N,
as
primary
active
site,
played
an
important
role
activation
This
work
provides
evidence
preparation
efficient
biochar,
elucidation
mechanism,
its
feasibility
wastewater
treatment.
