Plants,
Journal Year:
2024,
Volume and Issue:
13(24), P. 3481 - 3481
Published: Dec. 12, 2024
Pogostemon
cablin
(Patchouli),
an
essential
medicinal
plant
in
the
Lamiaceae
family,
faces
significant
challenges
under
continuous
cropping
(CC)
obstacles.
This
study
examined
rhizospheric
soil
bacterial
communities
of
patchouli
four
different
CC
years,
zero
(CK),
one
(T1),
two
(T2),
and
three
(T3)
years
through
high-throughput
16S
rRNA
gene
amplicon
sequencing.
Results
showed
long-term
led
to
properties
enzyme
activity
shifts.
Key
parameters
such
as
pH
total
potassium
(TK)
decreased,
while
ammonium
nitrogen
(NH4+–N),
organic
carbon
(SOC),
nitrate
(NO3−–N),
available
(AK),
phosphorus
(AP),
(TN),
(TP)
increased
over
years.
Enzyme
activities,
including
ß-glucosidase
(ß-GC),
polyphenol
oxidase
(PPO),
catalase
(CAT),
N-acetyl-β-D-glucosaminidase
(NAG),
leucine
aminopeptidase
(LAP),
were
notably
affected.
The
altered
community
structure
composition,
reducing
relative
abundance
Proteobacteria,
Firmicutes,
Actinobacteria,
Planctomycetota
time.
These
findings
highlight
impact
on
rhizosphere
bacteria,
providing
insights
for
improved
management
fertilization
strategies
systems.
Plants,
Journal Year:
2024,
Volume and Issue:
13(6), P. 913 - 913
Published: March 21, 2024
The
paper
provides
a
comprehensive
examination
of
heavy
metal
stress
on
medicinal
plants,
focusing
its
impact
antioxidant
capacity
and
biosynthetic
pathways
critical
to
their
therapeutic
potential.
It
explores
the
complex
relationship
between
metals
physiological
biochemical
responses
highlighting
how
disrupts
pathways,
altering
concentrations
secondary
metabolites.
This
disruption
may
compromise
overall
quality
efficacy
requiring
holistic
understanding
cumulative
impacts.
Furthermore,
study
discusses
potential
targeted
genetic
editing
enhance
plant
resilience
against
by
manipulating
genes
associated
with
defenses.
approach
represents
promising
frontier
in
safeguarding
plants
metal-contaminated
environments.
Additionally,
research
investigates
role
phytohormone
signaling
adaptive
mechanisms
stress,
revealing
influence
responses,
thereby
adding
complexity
adaptation.
underscores
importance
innovative
technologies
global
cooperation
protecting
plants’
highlights
need
for
mitigation
strategies
address
contamination
effectively.
Frontiers in Microbiology,
Journal Year:
2024,
Volume and Issue:
15
Published: Aug. 16, 2024
Soil
salinization
seriously
affects
soil
microbial
diversity,
and
crop
yield
quality
worldwide.
Microorganisms
play
a
vital
role
in
the
process
of
quality.
Traditional
Chinese
medicine
Agronomy,
Journal Year:
2024,
Volume and Issue:
14(7), P. 1349 - 1349
Published: June 21, 2024
Alfalfa
is
a
perennial
herbaceous
forage
legume
that
significantly
and
adversely
affected
by
monocropping.
Crop
rotation
the
most
effective
measure
to
overcome
continuous
cropping
obstacles.
However,
mechanisms
of
how
bacterial
communities
are
potential
links
between
these
effects
systems
remain
poorly
understood.
Based
on
long-term
field
experiments
with
alfalfa
crops
in
black
soil
region
western
Songnen
Plain
Northeast
China,
alterations
community
structure
using
high-throughput
sequencing
16S
rRNA
gene
chemical
properties
enzyme
activities
were
analyzed.
The
alfalfa–forage
oats–silage
maize–alfalfa
alfalfa–silage
maize–forage
oats–alfalfa
system
increase
levels
total
phosphorus
available
phosphorus,
promote
acid
phosphatase,
β-glucosidase,
leucine
aminopeptidase,
N-acetyl-β-glucosaminidase
comparison
alfalfa.
While
crop
did
not
affect
α-diversity
bacteria,
it
altered
composition
structure.
Some
key
taxa
enriched
soils,
including
Bacillus,
Sphingobium,
Paenibacillus,
Hydrogenispora,
Rubrobacter,
Haliangium,
Rubellimicrobium.
Additionally,
increased
stability
complexity
co-occurrence
network.
our
findings,
we
recommend
promoting
as
ideal
practices
for
overcoming
challenges
associated
These
only
enhance
nutrient
content
but
also
foster
beneficial
microbial
community,
ultimately
improving
functionality
performance.
Genes,
Journal Year:
2024,
Volume and Issue:
15(9), P. 1239 - 1239
Published: Sept. 23, 2024
Background/Objectives:
Rehmannia
glutinosa,
a
highly
valuable
medicinal
plant
in
China,
is
encountering
severe
replant
disease.
Replant
disease
represents
complex
stress
driven
by
multiple
principal
factors
(RDFs),
including
allelochemicals,
microbes,
and
their
interactions.
miRNAs
are
recognized
as
key
regulators
of
response
to
stresses;
however,
specific
roles
within
RDFs
not
entirely
clear.
Methods:
This
study
builds
six
RDF
treatments,
comprising
R.
glutinosa
continuously
planted
(SP),
normally
(NP),
NP
treated
with
ferulic
acid
(FA),
Fusarium
oxysporum
(FO),
combination
FA
FO
(FAFO).
sRNA-seq
technology
was
used
identify
crucial
diverse
RDFs.
Results:
In
total,
30
sRNA
datasets
were
generated
from
the
SP,
NP,
FA,
FO,
FAFO
samples.
A
total
160
known
41
novel
(RgmiRNAs)
identified
genome
based
on
database.
Abundance
analysis
revealed
that
RgmiRNAs
SP
exhibited
distinct
expression
profile
comparison
others.
Of
these,
124,
86,
90
differentially
expressed
compared
NP.
Target
indicated
downregulated
both
impede
organism
growth
glutinosa.
upregulated
can
disrupt
root
formation
nutrient
metabolism,
which,
two
RgmiR398
uniquely
SP.
It
confirmed
target
RgCSD
genes.
The
patterns
induces
oxidative
damage
through
RgmiR398.
Conclusions:
RgmiRNA
profiling
under
provides
theoretical
basis
for
further
clarification
function
