Research Square (Research Square),
Год журнала:
2023,
Номер
unknown
Опубликована: Окт. 31, 2023
Abstract
Background
and
aims
Organic
fertilization
highly
influences
microbial
populations
diversity
in
the
soil.
This
study
aimed
to
understand
how
organic
fertilizer
application
affects
bacterial,
fungal,
protist
communities
acidic
soils
thus
reshapes
their
interactions.
Methods
Soil
samples
were
collected
from
a
long-term
field
experiment
consisting
of
four
treatments:
no
(control),
inorganic
(NPK),
(OM),
combination
(NPKOM).
The
abundance
composition
analyzed.
Results
total
bacteria,
fungi,
protists
increased
by
at
least
2.95,
3.47,
0.66
times
after
application.
was
significantly
different
between
treatments.
complexity
co-occurrence
among
increasing
number
keystone
taxa
inter-kingdom
associations.
abundance,
community
structure,
correlated
with
soil
matter,
phosphorus,
available
phosphorus
content.
Conclusions
pH,
levels
important
factors
determining
structures
soils.
provided
insights
into
relationship
agricultural
management
practices
communities.
Climate
change
and
anthropogenic
nitrogen
addition
alter
the
soil
physicochemical
properties
microbial
activity
in
oligotrophic
forest
soil.
Unbalanced
non-selective
fertilizer
application
is
lost
as
gas
emissions
(N2O,
NO)
also
contributed
to
eutrophication
through
NO3−
leachate.
Similarly,
infiltrates
contaminated
drinking
water
sources
lead
human
thyroid
dysfunction.
In
order
protect
depleting
timber
growth
due
deficiency
increasing
ecological
concerns
from
misapplication,
we
reviewed
effects
of
different
synthetic
forms
levels
on
biogeochemical
process.
this
review,
focused
most
recent
findings
research
articles,
review
meta-analyses
followed
complementary
insights
agricultural
so
that
may
be
able
highlight
how
these
observations
contribute
understanding
cycle.
Firstly,
elaborated
role
nitrification
denitrification
transformation
Secondly,
discussed
effect
functional
gene
abundances.
Thirdly,
analyzed
possible
abundances
conversion
Finally,
revealed
not
only
pathways
by
substrate
availability
but
shift
dominance,
thereby
modifying
properties,
such
pH.
This
collectively
changes
conditions,
which
are
critical
for
expression
potential
involved
These
create
a
direction
sustainable
eco-friendly
nitrogen-deficient
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Июнь 3, 2024
Abstract
Pinellia
ternata
(Thunb.)
Breit
is
a
traditional
Chinese
medicine
with
important
pharmacological
effects.
However,
its
cultivation
challenged
by
soil
degradation
following
excessive
use
of
chemical
fertilizer.
We
conducted
an
experiment
exploring
the
effects
replacing
fertilizers
organic
(OF)
on
growth
and
yield
P.
,
as
well
physicochemical
properties
microbial
community
composition
using
containerized
plants.
Six
fertilization
treatments
were
evaluated,
including
control
(CK),
fertilizer
(CF),
different
proportions
(OM
1−4
).
Containerized
plants
in
each
OF
treatment
had
greater
than
CK
CF
while
maintaining
alkaloid
content.
The
OM
3
greatest
among
all
treatments,
increase
42.35%
44.93%
compared
to
respectively.
improved
quality
fertility
enhancing
activities
urease
(S-UE)
sucrase
(S-SC)
enzymes
increasing
matter
trace
mineral
elements.
increased
bacterial
abundance
changed
structure.
In
comparison
groups
enriched
OLB13
Vicinamibacteraceae
Blrii41
.
There
also
changes
gene
transcripts
treatments.
genes
involved
nitrogen
cycle
has
increased,
specifically
promoting
transformation
N-NO
−
into
N-NH
4
+
type
more
easily
absorbed
Also,
"starch
sucrose
metabolism"
"plant
hormone
signal
transduction"
pathways
positively
correlated
upregulated
treatment.
Overall,
feasible
practice
advancing
sustainable
agriculture
potentially
profitable
commercial
production.
Abstract.
Fertilised
soils
are
a
significant
source
of
nitrous
oxide
(N2O),
highly
active
greenhouse
gas
and
stratospheric
ozone
depleter.
Nitrogen
(N)
fertilisers,
while
boosting
crop
yield,
also
lead
to
N2O
emissions
into
the
atmosphere,
impacting
global
warming.
We
investigated
relationships
between
mineral
N
fertilisation
rates
additional
manure
amendment
with
different
types
through
analysis
abundances
cycle
functional
genes,
soil
N2
emissions,
nitrogen
use
efficiency
(NUE),
physicochemical
biomass
production.
Our
study
indicates
that
predominantly
dependent
on
rate
enhance
an
increased
rate.
Crop
type
has
impact
emissions.
Higher
were
attained
application
in
comparison
fertilisation.
Manure
number
genes
variations
N2O.
The
mainly
related
nitrification
soil.
Quantification
showed
potential
role
denitrification,
comammox
(complete
ammonia
oxidation)
dissimilatory
nitrate
reduction
ammonium
(DNRA)
processes
as
did
not
find
moisture
be
significantly
linked
results
provide
evidence
that,
for
wheat,
80
kg
ha−1
is
closest
optimal
balancing
yield
achieving
high
NUE.
Sorghum
good
cultivation
temperate
climates,
it
similar
compared
other
but
maintained
low
losses
ha−1.
Abstract.
Fertilised
soils
are
a
significant
source
of
nitrous
oxide
(N2O),
highly
active
greenhouse
gas
and
stratospheric
ozone
depleter.
Nitrogen
(N)
fertilisers,
while
boosting
crop
yield,
also
lead
to
N2O
into
the
atmosphere,
impacting
global
warming.
We
investigated
relationships
between
mineral
N
fertilisation
rates
additional
manure
amendment
with
different
types
through
analysis
abundances
cycle
functional
genes,
soil
N2
emissions,
nitrogen
use
efficiency
(NUE),
physicochemical
biomass
production.
Our
study
indicates
that
emissions
predominantly
dependent
on
rate
enhance
increased
rate.
Higher
were
attained
application
manure.
Manure
number
genes
in
change
N2O.
Contrary
our
hypothesis,
there
was
no
influence
type
emissions.
The
indicated
dominance
nitrification
over
denitrification
soil.
Microbial
analyses
showed
potential
role
comammox
DNRA
processes
as
did
not
find
moisture
be
significantly
linked
Results
provide
evidence
for
wheat,
80
kg
ha−1
is
closest
optimal
balancing
achieving
high
NUE.
Sorghum
cultivation
temperate
climate,
sorghum
maintained
low
losses
ha−1.
