Crop and Pasture Science,
Год журнала:
2024,
Номер
75(10)
Опубликована: Окт. 7, 2024
Context
Wheat
(Triticum
aestivum
L.)
is
an
important
crop
that
provides
food
to
millions
of
people
all
over
the
world.
Currently,
wheat
production
limited
due
various
biotic
and
abiotic
stresses
resulting
from
uneven
patterns
climate
change.
Therefore,
it
very
develop
climate-resilient
cultivars.
Crop
genetic
diversity
allows
scientific
community
identify
variations
can
be
utilised
in
development
improved
Aims
This
study
planned
characterise
germplasm
with
iPBS-retrotransposons
marker
system.
Methods
A
total
30
markers
were
screened
among
these,
12
most
polymorphic
selected
for
further
analysis.
Key
results
Molecular
characterisation
yielded
a
170
bands,
which
143
polymorphic.
substantial
level
was
observed
(mean
effective
number
alleles:
1.37,
Shannon’s
information
index:
0.23,
gene
diversity:
0.35).
Maximum
distance
G9
G60
genotypes.
Analysis
molecular
variance
revealed
variation
(95%)
occurred
within
populations.
The
model-based
structure
algorithm
divided
studied
into
three
populations
based
on
their
collection
regions.
Similarly,
neighbour-joining
analysis
also
70
tested
genotypes
populations,
whereas
principal
coordinate
evaluated
four
Conclusions
confirms
as
ideal
assessment
studies
any
crop,
especially
wheat.
Implications
presented
here
will
helpful
marker-assisted
breeding
Frontiers in Plant Science,
Год журнала:
2025,
Номер
16
Опубликована: Фев. 6, 2025
Orchardgrass
(Dactylis
glomerata
L.),
a
widely
cultivated
cool-season
perennial,
is
an
important
forage
crop
due
to
its
adaptability,
high
nutritional
value,
and
substantial
biomass.
Understanding
genetic
diversity
population
structure
crucial
for
developing
resilient
cultivars
that
can
withstand
climate
change,
diseases,
resource
limitations.
Despite
global
significance
in
fodder
production,
the
potential
of
many
regional
accessions
remains
unexplored,
limiting
breeding
efforts.
This
study
investigates
(GD)
91
D.
from
Turkey
Iran
using
genotyping-by-sequencing
based
single
nucleotide
polymorphism
(SNP)
markers.
A
total
2913
high-quality
SNP
markers
revealed
variability
across
provinces.
Notably,
Erzurum
exhibited
highest
GD
(mean
GD:
0.26;
He:
0.5328),
while
provinces
such
as
Bursa
Muğla
demonstrated
lower
0.15;
He
<
0.22),
suggesting
bottlenecks.
Population
analysis
Bayesian
clustering,
PCoA
UPGMA
dendrograms
divided
into
three
distinct
clusters,
with
cluster
membership
largely
reflecting
geographical
origins,
dry
biomass
content.
Cluster
II
higher
GD,
associated
enhanced
production
(128
g/plant),
most
agronomic
trait
species,
supporting
notion
heterosis
programs.
The
majority
variation
(85.8%)
was
observed
within
minimal
differentiation
among
clusters
(FST
=
0.007).
Genome-wide
association
studies
(GWAS)
identified
significant
marker-trait
associations
weight,
critical
trait,
DArT-100715788,
DArT-101043591,
DArT-101171265
DArT-101090822
located
on
Chromosomes
1,
6,
7
respectively.
These
findings
highlight
importance
maintaining
adaptive
future
Journal of Agricultural Production,
Год журнала:
2024,
Номер
unknown, С. 241 - 247
Опубликована: Окт. 16, 2024
Tomato
(Solanum
lycopersicum
L.),
is
an
important
crop
in
tropical
and
subtropical
regions,
but
it
highly
susceptible
to
biotic
stresses,
particularly
late
blight
caused
by
Phytophthora
infestans.
This
fungus
disease
can
lead
sudden
outbreaks,
resulting
severe
losses.
Chemical
control
remains
a
vital
strategy
for
managing
such
outbreak.
study
evaluated
the
effectiveness
of
20
different
fungicides,
sprayed
at
recommended
doses,
controlling
tomato
improving
production.
A
variety,
Nagina,
was
grown
under
randomized
complete
block
design
(RCBD)
vivo.
Based
on
percentage
infections
produced
plants
statistical
analysis
results,
results
found
that
Chlorostrobin
(13.62%),
Cabrio
Top
(14.91%),
Curzate
M
(15.38%),
Ridomil
Gold
(16.77%),
Jalva
(17.13%),
Nanok
(19.2%),
Antracol
(19.34%)
were
most
effective
fungicides
against
P.
İnfestans.
Other
as
Co-pride
(21.1%),
Flumax
(21.54%),
Alliette
(23.81%),
Score
(24.35%),
Success
40
WSP
(25.13%),
Melody
Due
(28.82%)
also
exhibited
results.
However,
like
Rally
(32.23%),
Cytrol
(34.28%),
Thrill
(37.46%),
Evito
(37.52%),
Shincar
(43.63%),
Topas
(45.83%),
Tilt
(48.59%)
less
disease.
These
findings
highlight
importance
using
Chlorostrobin,
Top,
M,
Gold,
Jalva,
Nanok,
are
combat
blight.
targeted
approach
ensures
applied
when
they
preventing
reducing
overall
use
costs.
