Bacterial rrn copy numbers linked to soil function and crop yield in long-term manure-fertilized soils
Applied Soil Ecology,
Journal Year:
2025,
Volume and Issue:
209, P. 106048 - 106048
Published: March 26, 2025
Language: Английский
Changes in soil microbial assemblages, soil chemistry, and vegetation composition associated with Eucalyptus viminalis dieback
Plant and Soil,
Journal Year:
2025,
Volume and Issue:
unknown
Published: April 2, 2025
Abstract
Background
and
aims
Tree
dieback
is
increasing
worldwide,
threatening
the
biodiversity
functioning
of
many
terrestrial
ecosystems.
associated
with
multiple
interconnected
changes
in
community
composition
ecosystem
processes.
These
affect
plant,
fauna
soil
microbial
communities,
physical
chemical
However,
these
tree
have
received
little
attention.
Methods
We
characterised
Australian
tree,
Eucalyptus
viminalis
.
Dieback
E.
widespread
unknown
cause.
Surveys
were
conducted
sites
a
range
severity
to
assess
native
exotic
plant
communities.
Soil
was
collected
chemistry
communities
arbuscular
mycorrhizal
fungi
(AMF),
ectomycorrhizal
(EMF),
fungal
pathogens
oomycetes.
Results
an
increase
nitrate–N,
pH,
cover
richness,
AMF
pathogen
richness
(both
oomycetes).
Conversely,
there
negative
relationship
between
ammonium-N,
EMF
richness.
also
reduced
heterogeneity
both
plants
as
well
all
groups
assessed.
Conclusions
Ecosystem
are
complex
likely
via
feedbacks
plants,
soils,
microorganisms.
If
highly
disturbed
landscapes
suffering
depleted
healthy
physicochemical
properties,
then
natural
or
assisted
revegetation
programmes
may
limited
success
unless
mutualists
reinstated
through
intervention.
Language: Английский
Drought Impact on Eco-Physiological Responses and Growth Performance of Healthy and Declining Pinus sylvestris L. Trees Growing in a Dry Area of Southern Poland
Forests,
Journal Year:
2024,
Volume and Issue:
15(5), P. 741 - 741
Published: April 24, 2024
In
recent
years,
several
drought
events
hit
Poland,
affecting
its
forests.
Opole,
tons
of
Pinus
sylvestris
L.
deadwood
is
removed
every
year
due
to
drought.
Understanding
the
physiological
mechanisms
underlying
tree
vulnerability
drought,
and
responses,
important
develop
forest
management
strategies
face
ongoing
climate
change.
This
research
provides
comprehensive
local-scale
analyses
sensitivity
healthy
declining
trees
We
used
dendrochronology
stable
isotope
analysis
compare
five
trees.
The
focused
particularly
on
comparisons
basal
area
increment
(BAI),
δ13C,
intrinsic
water-use
efficiency
(iWUE),
as
well
resistance,
resilience,
recovery
in
response
selected
meteorological
parameters.
observed
a
significant
reduction
BAI
values
after
2000.
Fifteen
years
later,
was
also
visible
iWUE
these
Despite
similar
δ13C
chronology
patterns,
showed
higher
correlations
with
have
shown
that
enables
early
detection
poor
health
conditions.
Differences
chronologies
occurring
suggest
both
groups
chosen
different
adaptive
cope
stress.
Language: Английский
Impact of Abiotic Stressors on Soil Microbial Communities: A Focus on Antibiotics and Their Interactions with Emerging Pollutants
Soil Systems,
Journal Year:
2024,
Volume and Issue:
9(1), P. 2 - 2
Published: Dec. 26, 2024
Soil
is
a
complex
and
dynamic
ecosystem
containing
diverse
array
of
microorganisms,
plays
crucial
multifaceted
role
in
various
functions
the
ecosystem.
Substantial
fluctuations
environmental
conditions
arise
from
global
changes.
The
microbial
shifts
soil
concordance
with
changing
factors,
or
combination
these
are
high
significance.
Exploring
contribution
change
drivers
to
community
improve
predictions
response
functioning
prime
importance.
Promoting
health
microorganisms
maintains
overall
fertility
soil,
which
turn
supports
terrestrial
ecosystems
agricultural
systems.
current
review
aims
assemble
different
abiotic
factors
stressors
that
exist
environment
affect
community.
More
focus
will
be
given
one
stressors—antibiotics,
recent
emerging
pollutant.
effects
on
future
due
presence
antibiotics
addressed.
scope
interaction
other
pollutants
like
plastics
heavy
metals
(HMs)
examined.
Language: Английский