Enhancement of the economic value and quality of flue-cured tobacco by optimized N application rate of the previous cultivation of faba bean
Pu Yi,
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Kuai Dai,
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Jiangzhou Li
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et al.
Industrial Crops and Products,
Journal Year:
2025,
Volume and Issue:
228, P. 120942 - 120942
Published: March 31, 2025
Language: Английский
Insights into the association of Nicotiana tabacum health with eukaryotic microbial community and environmental factors
Lin Chai,
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Y. Fu Shun,
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Lei Xue
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et al.
Frontiers in Plant Science,
Journal Year:
2025,
Volume and Issue:
16
Published: April 3, 2025
As
an
important
cash
crop,
Nicotiana
tabacum's
yield
and
quality
are
influenced
by
various
factors,
yet
the
correlations
between
its
health
status,
microbial
community,
environmental
factors
remain
largely
unexplored.
In
this
study,
we
analyzed
diversity
of
tabacum
rhizosphere
microbiomes
using
ITS
rDNA
sequencing
under
different
conditions.
Compared
with
soil
associated
healthy
tabacum,
alpha
beta
eukaryotic
community
decreased
in
diseased
indicating
a
decline
abundance
composition.
soil,
exhibited
looser
structural
networks,
assembly
process
both
communities
predominantly
governed
stochastic
processes.
Soil
element
measurements
correlation
analyses
identified
pH,
manganese,
copper
as
key
status
tabacum.
A
machine
learning
model
incorporating
major
phyla
was
developed
to
predict
achieving
high
accuracy
93%.
These
findings
collectively
offer
comprehensive
insights
into
relationship
conditions,
community.
Language: Английский
The effects of straw return and tillage depth on soil respiration and soil organic carbon: Implications for improving the sustainability of agro-ecosystems in China
Yanjun Zhang,
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Bruce Osborne,
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Shuina Dang
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et al.
European Journal of Agronomy,
Journal Year:
2025,
Volume and Issue:
168, P. 127630 - 127630
Published: April 14, 2025
Language: Английский
Study on the Ecological Interaction Mechanism of Continuous Cropping Soil Driven by Different Modifiers
Juan Wang,
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Yuanyuan Wang,
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Wei Tan
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et al.
Horticulturae,
Journal Year:
2025,
Volume and Issue:
11(5), P. 446 - 446
Published: April 22, 2025
In
this
study,
the
effects
of
different
modifiers
on
rhizosphere
soil
microorganisms,
their
functions,
and
properties
continuous
tomato
cropping
were
investigated.
Nine
amendments
selected
to
treat
from
a
14-year
system.
Tomato
yield,
soluble
solids,
physical
chemical
properties,
enzyme
activities
measured.
Changes
in
microbial
community
structure
function
determined
by
metagenomic
sequencing,
correlation
with
environmental
factors
was
analyzed.
The
results
showed
that
among
nine
amendments,
combination
farmyard
manure
+
Bacillus
subtilis
Trichoderma
harzianum
(T2)
plant-derived
straw
decomposed
(T3)
had
most
significant
effects.
hydrolyzable
nitrogen,
available
phosphorus,
potassium,
organic
matter,
total
nitrogen
contents
phosphatase
significantly
increased
under
T2
T3
treatments.
Compared
CK
treated
T2,
alkali-hydrolyzed
34.46%,
41.84%,
52.44%,
45.01%,
24.5%,
41.18%,
respectively.
also
changed
significantly.
relative
abundance
Proteobacteria,
Chloroflexi,
Bacteroidota
Hyphomicrobium,
Rhodomicrobium,
Rhodoplanes
compared
control.
mainly
enriched
two
pathways
amino
acid
metabolism
carbohydrate
metabolism.
Among
them,
six
such
as
bacterial
chemotaxis.
three
glutathione
A
analysis
pH,
phosphatase,
catalase
key
affecting
changes.
treatment
farm
manure/plant-derived
harziensis
improved
environment,
crop
clarified
functional
mechanisms
community,
provided
practical
solution
problem
degradation
agriculture
monoculture.
Language: Английский
Analysis of Tobacco Straw Return to the Field to Improve the Chemical, Physical, and Biological Soil Properties and Rice Yield
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(5), P. 1025 - 1025
Published: May 11, 2024
Straw
incorporation
into
soil
contributes
significantly
to
the
sustainable
development
of
agriculture.
To
investigate
impact
tobacco
straw
returns
on
a
tobacco–rice
replanting
system,
we
designed
an
experiment
with
two
return
levels
and
control
group:
T1
(full
return),
T2
(root
CK
(no
return).
Over
three-year
field
in
rice
fields
South
China,
assessed
effects
quality,
microbial
diversity,
dry
matter
accumulation,
yield
composition
rice.
The
results
demonstrated
that
returning
effectively
enhanced
by
positively
influencing
various
physical,
chemical,
biological
properties.
Compared
those
treatment,
as
porosity
increased
from
9.0%
12.4%,
mean
weight
diameter
aggregates
substantially
increased,
ranging
28.7%
45.2%.
There
were
significant
increases
organic
matter,
total
nitrogen,
alkaline
dissolved
nitrogen.
Soil
sucrase
activity
between
29.8%
44.9%,
urease
4.3%
62.2%
over
three
consecutive
years
return.
diversity
index
fungi
increased.
Additionally,
markedly,
1.8%
5.1%.
Overall,
enhancement
effect
surpassed
T2.
According
our
comprehensive
analysis,
was
found
enhance
physical
properties
soil,
elevate
enzyme
activity,
increase
abundance
microorganisms.
Consequently,
this
practice
led
improved
reduction
agricultural
waste
output.
represents
clean
dependable
approach
rice-cultivated
areas
improve
health
productivity.
Language: Английский