Response of Pedunculate Oak (Quercus robur L.) to Adverse Environmental Conditions in Genetic and Dendrochronological Studies
Plants,
Journal Year:
2025,
Volume and Issue:
14(1), P. 109 - 109
Published: Jan. 2, 2025
Pedunculate
oak
(Quercus
robur
L.)
is
widely
distributed
across
Europe
and
serves
critical
ecological,
economic,
recreational
functions.
Investigating
its
responses
to
stressors
such
as
drought,
extreme
temperatures,
pests,
pathogens
provides
valuable
insights
into
capacity
adapt
climate
change.
Genetic
dendrochronological
studies
offer
complementary
perspectives
on
this
adaptability.
Tree-ring
analysis
(dendrochronology)
reveals
how
Q.
has
historically
responded
environmental
stressors,
linking
growth
patterns
specific
conditions
drought
or
temperature
extremes.
By
examining
tree-ring
width,
density,
dynamics,
researchers
can
identify
periods
of
suppression
enhancement
predict
forest
future
climatic
events.
further
complement
by
uncovering
adaptive
genetic
diversity
inheritance
patterns.
Identifying
markers
associated
with
stress
tolerance
enables
managers
prioritize
the
conservation
populations
higher
potential.
These
guide
reforestation
efforts
support
development
climate-resilient
populations.
integrating
data,
gain
a
holistic
understanding
robur’s
mechanisms
resilience.
This
knowledge
vital
for
management
sustainable
planning
in
face
challenges,
ultimately
helping
ensure
long-term
viability
their
ecosystems.
The
topics
covered
review
are
very
broad.
We
tried
include
most
relevant,
important,
significant
studies,
but
focused
mainly
relatively
recent
Eastern
European
because
they
species’
area.
However,
although
more
than
270
published
works
have
been
cited
review,
we
have,
course,
missed
some
studies.
apologize
advance
authors
those
relevant
that
not
cited.
Language: Английский
Fine‐Scale Variation in Soil Properties Promotes Local Taxonomic Diversity of Hybridizing Oak Species (Quercus spp.)
Evolutionary Applications,
Journal Year:
2025,
Volume and Issue:
18(2)
Published: Feb. 1, 2025
Although
many
tree
species
frequently
hybridize
and
backcross,
management
decisions
in
forestry
nature
conservation
are
usually
concentrated
on
pure
species.
Therefore,
understanding
which
environmental
factors
drive
the
distribution
admixture
of
a
local
stand
scale
is
great
interest
to
support
decision-making
establishment
resilient
forests.
Here,
we
extensively
sampled
mixed
hybridizing
white
oaks
(Quercus
petraea
Q.
pubescens)
near
Lake
Neuchâtel
(Switzerland),
where
limestone
glacier
moraine
geologies
coexist
proximity,
test
whether
micro-environmental
conditions
can
predict
taxonomic
genetic
admixture.
We
collected
DNA
from
bud
tissue,
individual
soil
samples,
extracted
high-resolution
topographic
data
for
385
oak
trees.
used
50
species-discriminatory
single
nucleotide
polymorphism
(SNP)
markers
determine
composition
levels
trees
tested
their
association
with
conditions.
show
that
trees'
be
explained
mainly
by
geographic
position,
pH,
potential
rooting
depth,
proxy
water
availability.
found
admixed
individuals
tend
grow
habitats
characteristic
more
drought-tolerant
pubescens
rather
than
intermediate
habitats.
Using
situ
measurements,
first
fine-scale
variation
properties
related
pH
availability
potentially
drives
stand.
Microenvironmental
therefore
promotes
diversity,
facilitates
adaptive
introgression,
contributes
resilience
forests
under
change.
Consequently,
such
as
should
managed
protected
complex
Language: Английский
A Molecular Survey of the Occurrence of Coffee Berry Disease Resistant Coffee Cultivars Near the Wild Gene Pool of Arabica Coffee in Its Region of Origin in Southwest Ethiopia
Molecular Ecology Resources,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Feb. 21, 2025
ABSTRACT
Cultivation
of
crops
close
to
their
wild
relatives
may
jeopardise
the
integrity
genetic
resources.
Detecting
cultivars
among
plants
is
necessary
characterise
crop‐wild
gene
flow,
but
can
be
challenging
if
and
are
phenotypically
highly
similar.
Genomics
tools
used
instead,
selection
diagnostic
loci
for
cultivar
identification
difficult
cultivated
genepools
closely
related.
In
Ethiopia,
Arabica
coffee
resistant
berry
disease
(CBD)
occur
near
Coffea
arabica
local
landraces.
However,
abundance
distribution
these
across
sites
remains
unclear.
Here,
we
present
a
new
module
SMAP
package
called
relatedness
pairwise
relationships
between
individuals
based
on
haplotype
calls
identify
that
distinguish
(sets
of)
from
each
other.
Next,
estimate
relative
CBD‐resistant
60
Ethiopian
using
genome‐wide
fingerprinting
approach.
We
confirm
presence
in
around
75%
with
high
agreement
field
survey
our
DNA
At
least
20
out
supposedly
C.
contain
signatures
genepool.
Overall,
conclude
widespread
sites.
The
development
opens
opportunities
assess
other
regions
Ethiopia
apply
similar
screenings
crops.
Language: Английский
Hybridization, spatial genetic structure and potential environmental preadaptation in Quercus robur and Quercus petraea in Germany– results from the 4th National Forest Inventory
Tree Genetics & Genomes,
Journal Year:
2025,
Volume and Issue:
21(2)
Published: March 18, 2025
Language: Английский