Agriculture,
Год журнала:
2021,
Номер
11(12), С. 1233 - 1233
Опубликована: Дек. 7, 2021
The
present
study
aims
to
assess
the
influences
of
long-term
crop
straw
returning
and
recommended
potassium
fertilization
on
dynamic
change
in
rice
oilseed
rape
yield,
soil
properties,
bacterial
fungal
alpha
diversity,
community
composition
a
rice–oilseed
system.
A
(2011–2020)
field
experiment
was
carried
out
selected
paddy
farmland
Jianghan
Plain,
central
China.
There
were
four
treatments
with
three
replications:
NP,
NPK,
NPS,
NPKS,
where
nitrogen
(N),
phosphate
(P),
(K),
(S)
denote
N
fertilizer,
P
K
straw,
respectively.
Results
showed
that
could
increase
yield
at
varying
degrees
for
ten
years.
Compared
NP
treatment,
incorporation
fertilizer
(NPKS
treatment)
found
have
best
effect,
rates
increased
by
23.0%
20.5%
rape,
application
NPK
years
decreased
diversity
relative
abundance
dominant
taxa,
whereas
continuous
had
contradictory
effect.
NPKS
treatment
significantly
some
copiotrophic
bacteria
(Firmicutes,
Gemmatimonadetes,
Proteobacteria)
fungi
(Ascomycota).
Available
K,
organic
matter,
dissolved
carbon,
easily
oxidized
carbon
closely
related
alterations
community;
slowly
available
correlated
community.
We
conclude
accompanied
should
be
employed
rice-growing
regions
achieve
not
only
higher
but
also
active
content
improvement
biological
quality
farmland.
Frontiers in Plant Science,
Год журнала:
2022,
Номер
13
Опубликована: Март 16, 2022
Developing
a
nitrogen
fertilizer
(N)
reduction
method
under
straw
incorporation
is
essentially
important
for
increasing
wheat
productivity
in
terms
of
improved
use
efficiency
and
high
yield
semiarid
areas.
A
two-year
field
experiment,
with
five
different
application
rates:
control
(without
N
application,
N0),
low
(75
kg
ha-1,
N75),
medium
(150
N150),
(225
N225)
excessive
(300
N300),
was
conducted
2018
2019
to
quantify
their
impacts
on
the
photosynthetic
characteristics,
utilization
(in
accumulation,
distribution
transportation,
residual
soil
NO3--N)
winter
wheat.
There
significant
impact
rates
traits,
accumulation
organs.
As
compared
N300,
N150,
N225
increased
grains
by
5.55
10.97%,
contribution
proportion
that
accumulated
after
anthesis
67.90
115.56%,
reduced
62.50
46.48%,
respectively,
thereby
effectively
absorption
rates.
Grain
remained
slightly
or
unchanged
among
treatments.
Although
N0
N75
treatments
nitrate-N
leaching
but
caused
18.13
28.37%,
grain
yield.
From
these
results,
we
conclude
at
150
225
kg⋅ha-1
most
effective
fertilization
achieving
higher
improving
NUE
This
study
provides
theoretical
practical
guidance
production
techniques.
Agricultural Water Management,
Год журнала:
2023,
Номер
282, С. 108281 - 108281
Опубликована: Март 20, 2023
Global
water
shortages
and
appropriate
crop
residues
management
are
the
major
issues
threatening
sustainable
development
of
agriculture,
food
security,
environment.
In
this
study,
we
conducted
a
one-year
field
experiment
(in
2020–2021)
to
investigate
annual
yield,
greenhouse
gas
(GHG)
emissions,
global
warming
potential
(GWP)
intensity
(GHGI)
in
wheat-maize
cropping
system.
Straw
practices
were
kept
main
plot,
including
straw
incorporation
(SI)
removal
(SR).
Irrigation
allocated
into
sub-plots,
surface
drip
irrigation
(DI),
sub-surface
(SDI),
partial
rootzone
(PRI),
flood
(FP).
All
treatments
fertilized
at
level
210
kg
N
ha–1
for
each
season.
The
soil
acted
as
net
sink
CH4
but
source
N2O
emissions
during
growth
period
under
all
treatments.
highest
direct
GHGs,
GWP,
GHGI
found
FP
compared
with
other
SI
or
SR.
significantly
increased
yield
(5.0%),
emission
(17.1%)
ΔSOC
(119.9%),
decreased
(19.4%)
GWPd
(19.6%),
thus
resulting
GWP
reduction
23.6%
SR
SDI.
Additionally,
best
treatment
minimizing
negative
environmental
impacts
was
SDI,
which
reduced
by
39.7%
(P
<
0.05),
43.0%
0.05)
SI.
We
conclude
that
combined
simultaneously
mitigates
GHG
improves
enhances
C
sequestration,
making
it
suitable
environment-friendly
agricultural
practice
farming
northern
China.
Geoderma,
Год журнала:
2023,
Номер
437, С. 116580 - 116580
Опубликована: Июль 5, 2023
Most
agroecosystems
receive
inputs
of
anthropogenically
derived
nutrients,
which
impact
soil
organic
carbon
(SOC).
However,
the
combination
different
fertilizer
types,
as
well
various
amounts
nitrogen
(N),
phosphorus
(P),
and
potassium
(K)
fertilization,
on
SOC
remains
to
be
determined.
Here,
we
reviewed
212
published
studies
identify
consequences
types
levels
N,
P,
K
fertilization
across
northern
hemisphere
cropland
soils.
The
average
effect
size
was
0.2707
±
0.0086
(95%
confidence
interval:
0.2539–0.2875,
p
<
0.0001).
Categorical
variable
analysis
revealed
that
type
significantly
influenced
in
mineral
plus
>
pure
fertilization.
increased
available
nutrients
led
retention
C
from
farmyard
manure
or
crop
straw
limited
nutrient
loss,
increasing
sequestration.
Intermediate
N
(100–300
kg
ha−1
year−1)
(50–150
application
with
high
P
(>60
produced
most
significant
stocks.
Heterogeneity
annual
precipitation,
temperature,
water
conditions,
tillage
affected
size.
Overall,
meta-analysis
multi-nutrient
intermediate
a
level,
decreased
dependency
organisms
released
SOM
decomposition
had
strong
positive
effects
agroecosystems.
Journal of Integrative Agriculture,
Год журнала:
2023,
Номер
22(8), С. 2577 - 2590
Опубликована: Июль 5, 2023
Climate
change
which
is
mainly
caused
by
carbon
emissions
a
global
problem
affecting
the
economic
development
and
well-being
of
human
society.
Low-carbon
agriculture
particular
significance
in
slowing
down
warming
reaching
goal
“carbon
peak
neutrality”.
Therefore,
taking
straw
incorporation
as
an
example,
this
paper
aims
to
investigate
impact
risk
preferences
on
farmers’
low-carbon
agricultural
technology
(LCAT)
adoption.
Based
two-phase
micro-survey
data
1,038
rice
farmers
Jiangsu,
Jiangxi,
Hunan
provinces,
uses
experimental
economics
methods
measure
aversion
loss
obtain
real
information
farmers.
We
also
explore
examine
actual
LCAT
adoption
behavior
The
results
revealed
that
both
significantly
inhibit
adoption:
more
averse
or
are
less
likely
adopt
LCAT.
It
further
found
crop
insurance,
farm
scale
governmental
regulations
can
alleviate
negative
we
propose
local
governments
need
promote
propagating
benefits
LCAT,
extending
promoting
appropriate
operations,
strengthening
Environmental Science & Technology,
Год журнала:
2023,
Номер
57(46), С. 17920 - 17929
Опубликована: Сен. 27, 2023
Anions
accompanying
inorganic
fertilizers,
such
as
chloride
and
sulfate
ions,
potentially
affect
the
solubility,
uptake,
transport
of
Cd
to
rice
grains.
However,
role
anions
in
controlling
soil-soil
solution-Fe
plaque-rice
plant
continuum
remains
poorly
understood.
isotope
ratios
were
applied
Cd-contaminated
soil
pots,
hydroponic
rice,
adsorption
experiments
with
or
without
KCl
K2SO4
treatments
decipher
processes
complex
soil-rice
system.
The
ions
increased
concentrations
solution,
Fe
plaque,
plants.
Accordingly,
magnitude
positive
fractionation
from
solution
was
less
pronounced,
but
that
between
plaque
is
barely
varied.
similar
composition
soil,
goethite
suggested
desorption-sorption
iron
oxides
could
be
important
at
continuum.
This
study
reveals
roles
ions:
(i)
induce
mobility
light
isotopes
(ii)
chloro-Cd
sulfato-Cd
complexes
contribute
immobilization
uptake
into
roots,
(iii)
facilitate
second
leaves/node
II-to-grain
within
shoots.
These
results
provide
insights
anion-induced
effect
system
facilitating
migration
transformation.
