Agronomy,
Journal Year:
2025,
Volume and Issue:
15(2), P. 379 - 379
Published: Jan. 31, 2025
Maize
production
in
the
arid
and
semi-arid
regions
of
northwest
China
is
limited
by
water
scarcity,
while
abundance
brackish
highlights
opportunity
for
its
effective
sustainable
utilization.
A
2-year
field
experiment
(2022–2023)
was
conducted
Shiyang
River
Basin
to
investigate
impacts
deficit
irrigation
with
on
soil
moisture,
salinity,
temperature,
crop
growth
index,
yield,
productivity.
Six
treatments
were
implemented,
consisting
two
levels
(W1:
75%I,
W2:
100%I)
three
quality
gradients
(S0:
0.7
g
L−1,
S1:
3.7
S2:
5.7
L−1
2022
7.7
2023).
Results
indicated
that
(except
S0)
increased
keeping
storage
at
higher
levels,
decreased
maize
productivity
(WP).
Compared
full
same
salinity
level,
lower
increasing
which
led
yield
but
resulted
WP.
Path
analysis
hydrothermal
indicators
demonstrated
changes
play
a
crucial
role
determining
plant
height
yield.
S0W2
(100%
irrigation,
L−1)
achieved
highest
S0W1
yielding
5.15%
less.
However,
(WP)
17.66%
than
S0W2.
Therefore,
considering
combined
factors
productivity,
water-saving
benefits,
use
(75%
recommended.
Agricultural Water Management,
Journal Year:
2024,
Volume and Issue:
293, P. 108690 - 108690
Published: Jan. 21, 2024
Sodium
hazard
poses
a
critical
threat
to
agricultural
production
globally
and
regionally
which
has
been
previously
predicted
from
ground
or
surface
water.
Monitoring
rainwater
quality
in
this
context
is
ignored
but
essential
for
water
management
central
Europe.
Our
study
focused
predict
sodium
adsorption
ratio
(SAR)
1985
2021
ten
ionic
species
of
(pH,
EC,
Cl-,
SO4−2,
NO3-,
NH4+,
Na+,
K+,
Mg2+,
Ca2+)
employing
four
machine
learning
(random
forest
(RF),
gaussian
process
regression
(GU),
random
subspace
(RSS),
artificial
neural
network-multilayer
perceptron
(ANN-MLP))
methods
at
three
stations
K-puszta
(KP),
Farkasfa
(FAK),
Nyirjes
(NYR)
Hungary,
Exploratory
data
analysis
was
performed
using
the
Mann-Kendall
test,
Pearson
correlation,
principal
component
(PCA).
Rainwater
composition
revealed
highest
percentage
SO4−2
ions
i.e.,
21
31%,
followed
by
10
15%
Na+
ions.
test
significant
(p
<
0.05)
increasing
trend
SAR
portraying
it
serious
limiting
production.
Machine
results
model
runs
all
algorithms
prediction
KP
station
proved
efficacy
ANN-MLP
as
superior
with
RMSE
range
0.02
0.05,
RF
0.14
0.19
scenario
2
(SC-2)
(Na+,
Ca2+).
Validation
best-selected
algorithm
(ANN-MLP)
also
low
0.08
0.05
both
FAK
NYR
stations,
respectively.
Hence,
efficiency
forecasting
proves
be
meticulous
tool
enhancing
practices
Central
Europe
resource
crop
future.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Nov. 13, 2024
Abstract
Soil
salinization
and
waterlogging
are
critical
environmental
issues
affecting
agricultural
productivity
cultural
heritage
preservation,
particularly
in
arid
regions.
This
study
investigated
soil
degradation
processes
the
archaeologically
agriculturally
significant
northeastern
Nile
Delta
of
Egypt.
The
objective
was
to
assess
severity
identify
key
drivers
related
water
resources
characteristics
aid
development
management
strategies.
research
employed
a
multi-faceted
approach,
including
hydrochemical
analyses
(of
groundwater,
irrigation
water,
soil),
quality
indices
calculations,
statistical
analyses,
satellite
data.
results
revealed
high
levels
northern
central
areas,
with
64%
samples
classified
as
strongly
very
saline.
chemistry
indicated
sources
linked
sodium
chloride
dominance.
Satellite
data
from
Sentinel-2
images
SRTM
digital
elevation
showed
widespread
severe
lowlands.
Irrigation
Water
Quality
Index
(IWQI)
values
that
87.5%
posed
restrictions
due
salinity
hazards,
which
were
mismatched
low
permeability
observed
81%
collected
exhibiting
clay
texture
covering
most
area.
Furthermore,
shallow
groundwater
at
depths
0.5–3
m
detected,
where
total
dissolved
solids
exceeded
20,000
mg/L,
Na-Cl
types
prevailed,
indicating
saltwater
intrusion.
A
strong
positive
correlation
(
r
>
0.83)
found
between
saline
salinity.
combination
poor
quality,
tables,
low-permeability
soils
created
synergistic
effect
severely
compromised
health
productivity.
It
also
risks
structural
integrity
archaeological
sites
buried
artifacts
through
accelerated
physical
chemical
weathering
processes.
necessitates
an
urgent
mitigation
strategy
combat
this
