Humic acid improves water retention, maize growth, water use efficiency and economic benefits in coastal saline-alkali soils
Ge Li,
Yuyang Shan,
Weibo Nie
и другие.
Agricultural Water Management,
Год журнала:
2025,
Номер
309, С. 109323 - 109323
Опубликована: Фев. 1, 2025
Язык: Английский
Improving phosphorus availability in saline-alkaline agricultural soils through biochar and phosphorus solubilizing bacteria (PSB) inoculation: a greenhouse experiment
International Journal of Phytoremediation,
Год журнала:
2025,
Номер
unknown, С. 1 - 15
Опубликована: Март 7, 2025
Phosphorus
(P)
is
an
essential
element
for
life
on
earth
and
a
limiting
nutrient
plant
growth.
However,
its
availability
in
saline-alkaline
soils
significantly
reduced,
adversely
affecting
productivity.
Saline-alkaline
soil
widespread
problem
that
severely
affects
growth
The
Parthenium-derived
biochar
(PB)
Sewage
sludge-derived
(SSB)
were
analyzed
pH,
electric
conductivity
(EC),
cation
exchange
capacity
(CEC),
calorific
values
(CV),
surface
area
(SSA).
phosphate
solubilizing
index
(SI;
2.83
mM)
quantitative
analysis
(521.5
µg
ml-1)
suggested
PSB-01
efficient
the
strain
identified
through
16S
rRNA
sequencing
techniques.
experiment
was
based
completely
randomized
block
design
(CRBD)
with
triplicates.
results
revealed
application
of
PB,
SSB,
improved
Spinacia
oleracea
(S.
oleracea)
as
compared
to
control.
highest
observed
combined
amendments
single
once
both
1%
3%.
reduction
anion
concentrations
applications
SSB
along
can
enhance
properties
(pH,
CEC,
SSA
anoins
cations)
promote
growth,
offering
sustainable
solution
agricultural
soil.
This
study
employs
innovative
approach
by
combining
biochars
derived
from
Parthenium
sewage
sludge
phosphate-solubilizing
bacteria
(PSBs)
address
multiple
issues
simultaneously:
mitigating
soil,
controlling
overgrowth,
managing
problems.
Язык: Английский
Effects of Biochar on the Yield of Melon and the Diversity of Rhizosphere Soil Microbial Communities Under Saline–Alkali Stress
Plants,
Год журнала:
2025,
Номер
14(10), С. 1423 - 1423
Опубликована: Май 9, 2025
In
this
study,
the
melon
variety
‘Da
Shetou’
was
used
as
test
material,
and
pot
cultivation
employed
with
soil
collected
from
Da’an
City
to
investigate
effects
of
biochar
addition
on
yield
quality,
rhizosphere
physicochemical
properties,
microbial
community.
The
experiment
set
up
five
treatments:
saline–alkali
(B0),
1%
99%
(B1),
3%
97%
(B3),
5%
95%
(B5),
7%
93%
(B7).
This
study
found
that
increased
fruit
melons.
Compared
control,
bulk
density
reduced
by
4.99%,
8.66%,
1.77%,
7.71%
under
1%,
3%,
5%,
treatments,
respectively.
Biochar
organic
matter,
alkaline-hydrolyzable
nitrogen,
available
phosphorus,
potassium
concentrations
in
soil.
Additionally,
total
salt
concentration,
exchangeable
sodium
percentage
were
also
reduced.
B0
treatment,
K+,
Ca2+,
Mg2+
varying
degrees
across
different
while
Na+
Cl−
decreased.
relative
abundance
dominant
bacterial
phyla
varied
treatments.
included
Proteobacteria,
Actinobacteriota,
Acidobacteriota,
a
10
others.
fungal
Ascomycota,
Basidiomycota,
Mortierellomycota,
seven
Redundancy
analysis
(RDA)
identified
key
drivers.
Available
melons
factor
influencing
community
composition
at
phylum
level.
Soil
density,
percentage,
nitrogen
factors
confirmed
application
synergistically
regulated
nutrient
cycling
functional
groups,
thereby
enhancing
thin-skinned
(yield
increase:
45.22%).
Язык: Английский