Identifying Suitable Areas for Maize and Soybean Rotation in Northeast China: Toward a Sustainable and Resilient Food System
Land Degradation and Development,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 19, 2025
ABSTRACT
Crop
rotation
can
help
to
alleviate
land
use
pressure,
prevent
soil
degradation,
and
promote
sustainable
agricultural
development.
Land
in
Northeast
China
has
long
been
overused
ensure
national
food
security.
Maize–soybean
(MSR)
is
an
effective
conservation
strategy,
but
its
suitability
not
yet
determined
China.
In
this
study,
we
applied
optimized
MaxEnt
model
by
integrating
multiple
environmental
variables
systematically
predict
the
of
for
maize
soybean
cultivation,
establish
MSR
function,
define
specific
range
priority
The
obtained
significantly
improved
performance,
where
suitable
areas
covered
60.25%
56.88%,
respectively,
total
area
Suitability
was
influenced
factors,
including
climate,
topography,
soil,
hydrology,
conditions,
particularly
gravel
content
depth,
were
identified
as
main
factors.
Extensive
are
supporting
MSR,
highly
only
account
6.96%
area,
they
primarily
located
Songnen
Plain,
most
which
developed
into
cropland.
scientifically
implementing
thereby
providing
crucial
support
adjusting
planting
structure
optimizing
planning
Язык: Английский
Coupled Coordination of the Water–Food–Energy System in Nine Provinces of the Yellow River Basin: Spatiotemporal Characteristics and Driving Mechanisms
Water,
Год журнала:
2025,
Номер
17(7), С. 1040 - 1040
Опубликована: Апрель 1, 2025
This
study
focuses
on
the
Yellow
River
Basin,
a
key
economic
region
spanning
nine
provinces
in
China,
and
explores
complex
interactions
within
water–food–energy
systems.
Based
theoretical
framework
of
coupled
coordination
system,
an
indicator
system
is
developed
to
assess
these
Using
ArcGIS,
identifies
spatiotemporal
characteristics
coupling
systems
Basin.
Additionally,
panel
data
model
employed
analyze
driving
mechanisms
optimization
pathways
for
enhancing
region.
The
results
reveal
that
(1)
degree
between
Basin
varies
significantly
across
space.
(2)
Overall,
relatively
low
exhibits
clustered
pattern.
(3)
Research
development
(R&D)
intensity
significant
factor
influencing
Язык: Английский