Water,
Год журнала:
2024,
Номер
16(8), С. 1148 - 1148
Опубликована: Апрель 18, 2024
In
order
to
study
the
effects
of
different
irrigation
amounts
on
root
characteristics
and
yield
cotton
without
film
mulching
(abbreviated
as
filmless
cotton)
under
drip
in
Southern
Xinjiang,
five
(300,
375,
450,
525
600
mm,
represented
by
W1,
W2,
W3,
W4
W5)
one
amount
with
filmed
(450
WCK)
were
set.
The
length
density
(RLD),
surface
area
(RSA),
average
diameter
(RAD),
volume
(RV),
weight
(RED)
analyzed.
results
two-year
experiment
showed
following:
(1)
indexes
growth
reached
maximum
at
flowering
bolling
stage,
soil
periphery
(30
cm
from
main
root)
lower
layer
(40–60
layer)
peak
stages,
respectively;
(2)
value
index
film-free
each
treatment
was
W2
>
W3
W5
W1.
RLD
increased
19.41–106.67%
13.66–84.22%
peripheral
layer,
proportion
RSA
middle
(20–40
1.64–3.41%
0.49–4.09%
compared
other
treatments.
RAD,
RV
RWD
after
relatively
large
various
distribution
points
soil,
followed
treatment;
(3)
WCK
not
significantly
those
but
smallest,
only
29.18–66.84%
non-film
treatment,
while
(0–20
surrounding
larger,
an
increase
11.43–102.17%
29.60–111.57%,
respectively,
(4)
seed
highest
reaching
4833.25
kg·hm−2,
still
than
that
27.79%.
Conclusion:
An
appropriate
water
deficit
is
conducive
increases
uniformity
its
layer.
375–450
mm
for
Xinjiang
can
promote
growth,
prevent
senescence
yield,
which
be
used
a
reference
production.
Horticulturae,
Год журнала:
2025,
Номер
11(2), С. 204 - 204
Опубликована: Фев. 15, 2025
It
is
imperative
to
investigate
the
impact
of
irrigation
on
microorganisms
inhabiting
soil
in
greenhouses,
as
this
understanding
crucial
for
implementation
effective
water
conservation
strategies
and
optimal
health
sustenance
greenhouse
tomato
production.
To
end,
a
tomato-cultivating
experiment
was
conducted
greenhouse,
with
control
group
receiving
no
planting
or
(W0),
during
years
2021
2022
Taiyuan
region
Shanxi
Province,
China.
The
incorporated
three
levels:
W1
(50–70%
field
capacity),
W2
(60–80%
W3
(70–90%
capacity).
objective
our
study
clarify
effects
different
levels
bacterial
fungal
community
compositions
functions,
well
yield
use
efficiencies,
by
analyzing
changes
structural
characteristics
potential
functional
composition
bacteria
fungi
under
levels.
Our
results
showed
that
comparison
treatment,
treatment
exhibited
highest
α-diversity,
while
its
diversity
lowest.
r-strategy
microbial
demonstrated
increased
abundance
treatment.
relative
common
beneficial
0.32–1.70%,
but
decreased
0.09–3.75%.
Among
treatments,
abundances
Bacillus
Plectosphaerella
changed
most.
structure
remained
largely
unchanged,
saprotroph
14.72–23.28%.
With
increase
volume,
increased,
though
efficiency
not
greatest.
did
significantly
reduce
yield,
it
pathotroph
groups
fungi,
which
may
stress
resistance
plants
soil-borne
diseases.
findings
serve
valuable
reference
point
prediction
enhancement
yields.
Agricultural Water Management,
Год журнала:
2024,
Номер
301, С. 108930 - 108930
Опубликована: Июль 1, 2024
Cultivating
Suaeda
salsa
(S.
salsa)
is
a
promising
strategy
for
the
improvement
and
development
of
saline
wastelands.
However,
absence
scientifically
reasonable
water
fertilizer
management
system
has
long
hindered
large-scale
utilization
Therefore,
we
performed
field
experiments
two
consecutive
years
to
investigate
effects
water-nitrogen
coupling
on
biomass,
forage
quality,
salt
absorption
capacity,
soil
effect,
economic
benefits
S.
salsa.
The
optimal
nitrogen
dosages
multi-objective
optimization
were
determined
using
multiple
regression
spatial
analysis
methods.
Three
irrigation
levels
established
experiment
based
0.35
(W1),
0.50
(W2),
0.65
(W3)
local
ETo
(Where
denotes
reference
evapotranspiration
calculated
FAO-56
recommended
by
Food
Agriculture
Organization).
three
application
150
(F1),
250
(F2),
350
(F3)
kg
ha−1
in
complete
combination
design.
At
same
level,
biomass
W3
level
highest.
reduction,
productivity
at
lower
than
those
W2
W1
was
when
F2,
absorption,
net
profit,
all
reached
their
maximum
values,
highest
F3
level.
amount
applied
each
parameter
different,
so
it
impossible
obtain
productivity,
profit
time.
needed,
volume
range
3350.11–3485.97
m3
ha−1,
rate
273.49–326.66
ha−1.
These
findings
provide
scientific
basis
cultivation
extreme
arid
region,
which
helpful
saline-alkali
land.
Scientific Reports,
Год журнала:
2024,
Номер
14(1)
Опубликована: Ноя. 20, 2024
Under
the
current
conditions
of
global
climate
change,
many
unreasonable
tillage
practices
exacerbate
soil
erosion
and
seasonal
drought
in
agriculture.
The
red
slope
farmland
makes
up
a
significant
portion
agricultural
land
southern
China.
It
is
crucial
to
enhance
water
storage
conservation
effects
(WSE)
by
adopting
appropriate
agronomic
on
farmland,
which
ensures
regional
agriculture's
sustainable
development.
Therefore,
this
study
employed
combination
experimental
plot
positioning
observations
artificially
simulated
rainfall
experiments
analyze
WSE
four
practices:
Conventional
(CT),
Downslope
ridge
(DT),
Cross-slope
(RT),
Plastic
Mulching
(PM).
This
proposed
optimal
based
comprehensive
evaluation
their
effects.
results
indicate
that
there
interaction
(p
<
0.05)
between
growth
stages
retention
infiltration
characteristics.
same
stage
conditions,
PM
can
reduce
bulk
density
0.03–14.29%
increase
temperature,
moisture
content,
total
porosity
4.00–6.67%,
0.68–18.23%,
1.30–13.47%
0.05),
respectively,
demonstrating
best
capabilities
among
practices.
However,
during
rainfall-runoff
process,
surface
runoff
amount
(SRA)
generated
DT
accounts
for
68.15%
90.83%
runoff,
detrimental
rainfall.
Both
exhibit
poor
resistance
demonstrate
low
effect
index
(WSEI)
values
0.38
0.33,
respectively.
Secondly,
RT's
SRA
constitutes
only
9.42%
beneficial
increasing
cumulative
(CIA)
Among
three
practices,
namely
RT,
DT,
CT,
RT
demonstrates
strong
capabilities.
significantly
kinetic
energy
erosion,
resistance,
highest
WSEI
0.84.
Furthermore,
CT
exhibits
moderate
0.75.
In
summary,
from
perspective
WSEI,
practice
should
be
prioritized
promotion
cultivation
process
farmland.
Our
research
provide
scientific
basis
constructing
mode
improving
China's
Microorganisms,
Год журнала:
2024,
Номер
12(7), С. 1474 - 1474
Опубликована: Июль 19, 2024
Cotton
is
highly
sensitive
to
potassium,
and
Xinjiang,
China’s
leading
cotton-producing
region,
faces
a
severe
challenge
due
reduced
soil
potassium
availability.
Biofertilizers,
particularly
potassium-solubilizing
rhizobacteria
(KSR),
convert
insoluble
into
plant-usable
forms,
offering
sustainable
solution
for
evergreen
agriculture.
This
study
isolated
characterized
KSR
from
cotton,
elucidated
their
solubilization
mechanisms,
evaluated
the
effects
of
inoculating
strains
on
cotton
seedlings.
Twenty-three
were
rhizosphere
using
modified
Aleksandrov
medium.
Their
solubilizing
capacities
assessed
in
liquid
Strain
A10
exhibited
highest
capacity
(21.8
ppm)
by
secreting
organic
acids
such
as
lactic,
citric,
acetic,
succinic
acid,
lowering
pH
facilitating
release.
A
growth
curve
analysis
tests
under
alkali
stress
showed
its
vigorous
maintained
ability
at
8–9,
with
significant
inhibition
10.
Furthermore,
16S
rRNA
sequencing
identified
strain
Pseudomonas
aeruginosa.
Greenhouse
pot
experiments
that
plants
significantly
increased
plant
height
promoted
root
growth.
inoculation
also
enhanced
dry
biomass
accumulation
both
aerial
parts
systems
plants,
while
reducing
root–shoot
ratio.
These
results
suggest
aeruginosa
has
potential
biofertilizer,
new
strategy
