Water,
Год журнала:
2024,
Номер
16(24), С. 3597 - 3597
Опубликована: Дек. 13, 2024
Groundwater
conditions
are
crucial
for
understanding
the
evolution
of
soil
salinization.
The
installation
subsurface
pipes
significantly
alters
both
distribution
water
and
salt
in
groundwater
depth;
these
dynamics
their
interrelationships
warrant
further
investigation.
To
clarify
relationship
between
changes
under
pipe
drainage
Yinchuan
region
Ningxia,
observation
wells
sample
monitoring
points
were
established
Pingluo
County.
A
combined
approach
situ
laboratory
testing
was
employed
to
analyze
depth
salinity
effects
on
soil.
findings
revealed
that
exhibited
clear
seasonal
patterns.
deepest
at
1.97
m
October
shallowest
1.62
July.
highest
22.28
g/L
April
lowest
18.24
August.
In
summer,
shallower
had
lower
salinity,
while
other
seasons,
it
deeper
with
higher
salinity.
Soil
July
4.58
g/kg
over
5.5
g/kg.
It
decreased
increasing
depth,
demonstrating
a
linear
relationship.
Additionally,
synchronous
fluctuations,
exhibiting
an
exponential
Based
observations,
model
developed
describe
among
Yinbei
Ningxia.
This
validated
against
measured
data,
yielding
correlation
coefficient
R2
0.7238.
These
provide
reference
analyzing
similar
regions.
Agronomy,
Год журнала:
2024,
Номер
14(7), С. 1529 - 1529
Опубликована: Июль 14, 2024
The
application
of
biochar
to
improve
the
quality
saline
soils
has
attracted
widespread
attention.
However,
impact
soil
amendments
with
prepared
at
different
pyrolysis
temperatures
remains
unclear.
Therefore,
we
conducted
a
two-year
(2022–2023)
field
experiment
in
Hetao
Irrigation
District,
China,
evaluate
effects
temperature
(C1:
300
°C,
C2:
500
and
C3:
700
°C)
rate
(T1:
10
t/ha
T2:
20
t/ha)
on
maize
yield.
results
indicated
that
(1)
all
treatments
significantly
decreased
bulk
density
increased
porosity;
(2)
treatment
C3T1
moisture
content
salinity.
C3T2
soil’s
organic
carbon
content,
available
phosphorus
was
greatest
C1T2
treatment.
(3)
yield
linearly
index
(SQI),
which
attributed
mainly
improvements
water–salt
conditions
increases
content.
In
summary,
produced
high
temperatures,
when
applied
low
(C3T1),
can
result
corn
yields
quality.
Frontiers in Plant Science,
Год журнала:
2024,
Номер
15
Опубликована: Ноя. 14, 2024
The
integrated
application
of
chemical
and
organic
fertilizers
has
been
demonstrated
to
enhance
soil
fertility
the
sustainable
production
cotton
yields.
However,
impact
different
fertilizer
formulations
on
sustainability
quality
over
time
have
not
widely
discussed.
Here,
we
aimed
systematically
evaluate
fertilization
regimes
[no
fertilizer(CK),
single
fertilizer(CF),
75%
+
25%
(M1),
50%
(M2),
(M3)]
quality,
yield
in
fields
2023
through
a
10-year
(2014-2023)
field
trial.
Results
showed
that:
(1)
Compared
natural
state,
treatments
significantly
increased
average
annual
index
(SYI)
(
P
<
0.001),
with
M1
treatment
having
highest
M2
(SYI).
(2)
Soil
matter,
total
nitrogen,
ammonium
alkaline
dissolved
available
phosphorus,
potassium
content
increase
under
as
compared
state
0.001).
(3)
phosphatase
enzyme
activity
was
by
0.05),
M1,
M3
urease
catalase
(4)
random
forest
analysis
that
nitrogen
fractions
(soil
alkali-hydrolyzable
nitrate
nitrogen),
played
pivotal
role
determining
cotton.
(5)
(SQI)
value
observed
M1.
A
markedly
positive
correlation
between
SQI
SYI
(y
=
0.03892x
0.59609,
R
2
0.90379,
highlighting
constituted
significant
factor
These
findings
suggest
long-term
is
an
effective
strategy
for
improving
continuous
cropping
while
also
contributing
toward
more
agricultural
system.
Land Degradation and Development,
Год журнала:
2024,
Номер
unknown
Опубликована: Дек. 3, 2024
ABSTRACT
Drylands
present
a
significant
challenge
to
global
agricultural
production,
especially
in
dryland
saline‐sodic
soils,
which
are
marked
by
poor
structure
and
low
infiltrability.
Enhancing
the
infiltration
capacity
of
these
soils
is
crucial
for
enhancing
soil
health
optimizing
land‐use
efficiency.
However,
few
studies
have
been
conducted
improve
physical
enhance
water
storage
through
waste.
This
study
aims
evaluate
effectiveness
cattle
manure
amendments
improving
related
properties
soils.
Our
results
show
that
mixing
into
topsoil
significantly
enhances
rates,
with
initial
stable
rates
increasing
on
average
64.5%
52.1%,
respectively,
over
three‐year
period.
These
improvements
associated
reduction
bulk
density
compressive
strength
6.9%
101.9%,
as
well
increases
total
porosity,
non‐capillary
organic
matter
6.6%,
24.7%,
8.7%,
respectively.
In
contrast,
mulching
has
no
impact
properties.
Structural
equation
models
reveal
content,
porosity
primary
influencing
whereas
strength,
key
factors
affecting
rate.
findings
demonstrated
incorporating
can
effectively
properties,
infiltrability,
content
highlight
potential
low‐infiltrability
offering
theoretical
basis
addressing
this
issue
semiarid
regions.
Soil Use and Management,
Год журнала:
2024,
Номер
40(4)
Опубликована: Окт. 1, 2024
Abstract
The
distinct
soil
physicochemical
properties
of
saline‐alkali
farmland
often
lead
to
nutrient
deficiencies,
particularly
in
nitrogen.
Both
straw
return
and
tillage
are
essential
practices
for
modifying
soils,
however,
their
combined
effects
on
properties,
nitrogen(N)
transformation
absorption,
as
well
the
crop
yield
remain
inadequately
understood.
A
field
experiment
was
conducted
assess
cumulative
impacts
(rotary
tillage,
deep
subsoiling)
salinity,
nitrogen
maize
yield.
results
revealed
that
pH
electrical
conductivity
(EC)
significantly
decreased
from
0–20
cm
layer
20–40
layer,
indicating
less
effective
salt
accumulation
surface
soil.
influenced
fractions
organic
(SON)
distribution
percentage
total
Additionally,
these
notably
interacted
increase
acid
insoluble‐N,
active
SON
stable
SON.
combination
rotary
resulted
a
higher
content
layer.
Conversely,
subsoiling
proved
be
more
available
N
supplying,
maintaining
levels.
Furthermore,
with
achieved
highest
plant
uptake
yield,
increases
21.7%
38.2%,
respectively,
compared
without
straw.
Principal
component
analysis
(PCA)
primary
contributor
influencing
while
inorganic
hydrolysable
ammonium
(NH
4
+
‐N)
were
also
closely
related
factors.
These
provide
new
insight
implementing
measures
enhance
quality
production
farmland.
Water,
Год журнала:
2024,
Номер
16(24), С. 3597 - 3597
Опубликована: Дек. 13, 2024
Groundwater
conditions
are
crucial
for
understanding
the
evolution
of
soil
salinization.
The
installation
subsurface
pipes
significantly
alters
both
distribution
water
and
salt
in
groundwater
depth;
these
dynamics
their
interrelationships
warrant
further
investigation.
To
clarify
relationship
between
changes
under
pipe
drainage
Yinchuan
region
Ningxia,
observation
wells
sample
monitoring
points
were
established
Pingluo
County.
A
combined
approach
situ
laboratory
testing
was
employed
to
analyze
depth
salinity
effects
on
soil.
findings
revealed
that
exhibited
clear
seasonal
patterns.
deepest
at
1.97
m
October
shallowest
1.62
July.
highest
22.28
g/L
April
lowest
18.24
August.
In
summer,
shallower
had
lower
salinity,
while
other
seasons,
it
deeper
with
higher
salinity.
Soil
July
4.58
g/kg
over
5.5
g/kg.
It
decreased
increasing
depth,
demonstrating
a
linear
relationship.
Additionally,
synchronous
fluctuations,
exhibiting
an
exponential
Based
observations,
model
developed
describe
among
Yinbei
Ningxia.
This
validated
against
measured
data,
yielding
correlation
coefficient
R2
0.7238.
These
provide
reference
analyzing
similar
regions.
