Climate
change
poses
a
significant
threat
to
agriculture,
highlighting
the
need
for
adaptation
strategies
reduce
its
impacts.
Agronomic
strategies,
such
as
changes
in
planting
dates,
fertilization,
and
irrigation,
might
sustain
crop
yield.
However,
their
impact
on
soil
greenhouse
gas
(GHG)
emission
is
unknown
under
future
climate
scenarios.
Using
LandscapeDNDC
model,
we
assessed
effect
of
agronomic
(early
sowing,
increased
fertilization
dose,
irrigation
amount)
GHG
emission,
yield,
yield-scaled
emission.
A
diversified
rotation
(potato
–
winter
wheat
spring
barley
faba
bean)
long-term
experiment
Denmark
was
used
model
validation.
The
practices
were
implemented
two
representative
concentration
pathways
(RCPs;
4.5
8.5)
five
coupled
global
circulation
regional
models.
scenarios
contrasted
against
baseline
scenario
current
management
practices.
Soil-related
variables
showed
better
fit
(refined
index
agreement
≥
0.38)
lower
errors
(mean
absolute
error
≤
8.18)
than
crop-based
outputs
total
yield
~29
(±
3)
t
DW
ha-1,
~3.02
1.39)
CO2e
ha-1
(RCP8.5)
obtained
system
2071-2100.
Early
sowing
combination
with
decreased
compared
by
6.1
4.8%,
respectively
(RCP8.5).
Conversely,
early
produced
higher
yields
2.3
4.0%,
All
emissions
(ranging
from
4.1
17.8%)
well
(varying
3.0
12.9%)
highest
simulated
irrigation.
Our
study
indicates
that
will
increase
over
coming
decades
needed
food
production
may
further
exacerbate
this
Scientific Reports,
Год журнала:
2023,
Номер
13(1)
Опубликована: Март 14, 2023
In
August
2022,
one
of
the
most
severe
floods
in
history
Pakistan
was
triggered
due
to
exceptionally
high
monsoon
rainfall.
It
has
affected
~
33
million
people
across
country.
The
agricultural
losses
productive
Indus
plains
aggravated
risk
food
insecurity
As
part
loss
and
damage
(L&D)
assessment
methodologies,
we
developed
an
approach
for
evaluating
crop-specific
post-disaster
production
based
on
multi-sensor
satellite
data.
An
integrated
performed
using
various
indicators
derived
from
pre-
post-flood
images
Sentinel-1
(flood
extent
mapping),
Sentinel-2
(crop
cover),
GPM
(rainfall
intensity
measurements)
evaluate
losses.
results
showed
that
2.5
ha
(18%
Sindh's
total
area)
inundated
out
which
1.1
cropland.
remainder
crop
came
extreme
rainfall
downpour,
flash
management
deficiencies.
Thus
approximately
57%
(2.8
ha)
cropland
4.9
area
Sindh.
analysis
indicated
expected
88%
(3.1
bales),
80%
(1.8
tons),
61%
(10.5
tons)
cotton,
rice,
sugarcane.
This
provided
useful
tools
L&D
develop
evidence-based
policies
enabling
recovery,
rehabilitation
restoration
livelihood.
Agricultural and Forest Meteorology,
Год журнала:
2024,
Номер
349, С. 109966 - 109966
Опубликована: Март 13, 2024
Climate
change
poses
a
significant
threat
to
agriculture,
highlighting
the
need
for
adaptation
strategies
reduce
its
impacts.
Agronomic
strategies,
such
as
changes
in
planting
dates,
fertilization,
and
irrigation,
might
sustain
crop
yield.
However,
their
impact
on
soil
greenhouse
gas
(GHG)
emission
is
unknown
under
future
climate
scenarios.
Using
LandscapeDNDC
model,
we
assessed
effect
of
agronomic
(early
sowing,
increased
fertilization
dose,
irrigation
amount)
GHG
emission,
yield,
yield-scaled
emission.
A
diversified
rotation
(potato
–
winter
wheat
spring
barley
faba
bean)
long-term
experiment
Denmark
was
used
model
validation.
The
practices
were
implemented
two
representative
concentration
pathways
(RCPs;
4.5
8.5)
five
coupled
global
circulation
regional
models.
scenarios
contrasted
against
baseline
scenario
current
management
practices.
Soil-related
variables
showed
better
fit
(refined
index
agreement
≥
0.38)
lower
errors
(mean
absolute
error
≤
8.18)
than
crop-based
outputs
total
yield
∼29
(±
3)
t
DW
ha−1,
∼3.02
1.39)
CO2e
ha−1
(RCP8.5)
obtained
system
2071–2100.
Early
sowing
combination
with
decreased
compared
by
6.1
4.8
%,
respectively
(RCP8.5).
Conversely,
early
produced
higher
yields
2.3
4.0
All
emissions
(ranging
from
4.1
17.8
%)
well
(varying
3.0
12.9
highest
simulated
irrigation.
Our
study
indicates
that
will
increase
coming
decades
needed
food
production
may
further
exacerbate
this
Agronomy,
Год журнала:
2023,
Номер
13(6), С. 1459 - 1459
Опубликована: Май 25, 2023
As
a
most
significant
cereal
crop,
maize
provides
vital
nutritional
components
to
humans
and
livestock.
Drought
stress
curtails
growth
yield
by
impairing
several
morphological,
physiological,
biochemical
functions.
The
rising
threats
of
drought
significantly
affect
global
food
security
increase
the
ratio
hunger
starvation.
use
molecular
breeding
techniques
has
enabled
researchers
deeply
examine
genetic
control
tolerance
differences
between
genotypes
stress.
Despite
progress
in
genetics,
mechanism
is
still
not
fully
understood.
With
advancements
research,
have
identified
factors
associated
with
Quantitative
trait
loci
(QTL)
mapping
genome-wide
association
study
(GWAS)
analysis
led
identifying
QTL,
genes
linked
that
can
be
further
exploited
for
their
possible
applications.
Transcriptome
transcription
(TFs)
revealed
documentation
potential
protein
groups
might
accelerate
program.
Genetic
engineering
been
used
develop
transgenic
cultivars
are
resistant
Clustered
regularly
interspaced
short
palindromic
repeats
(CRISPR/Cas9)
new
ray
hope
edit
gene
interest
enhance
save
both
time
cost
cultivar
development.
In
current
review
article,
we
tried
present
an
updated
picture
its
future
prospects.
These
organized
pieces
information
assist
understanding
basis
adopt
tool
drought-tolerant
cultivars.
Scientific African,
Год журнала:
2023,
Номер
22, С. e01971 - e01971
Опубликована: Ноя. 1, 2023
Climate
is
one
of
the
most
important
factors
in
agricultural
productivity,
which
could
directly
or
indirectly
influence
productivity
since
climate
linked
to
physiological
processes.
This
study
investigates
level
adoption
multiple
change
adaptation
strategies
(CCAS)
Southwest
Nigeria.
A
multistage
sampling
technique
was
employed
select
330
smallholder
maize
farmers,
while
secondary
data
on
rainfall
and
temperature
area
sourced
from
Nigerian
Meteorological
Agency
(NiMet).
Descriptive
statistics,
a
multivariate
probit
model
fractional
response
were
for
study.
The
results
show
that
farmers
adopt
mainly
complementary
strategies.
also
indicate
farmer's
membership
an
association,
sex,
age,
education,
farming
experience,
farm
size,
access
credit
information
are
main
influencing
CCAS
result
shows
socio-economic
institutional
significantly
influenced
among
area.
Hence,
recommends
provision
advisory
service
facility
be
intensified.
