Remote Sensing,
Год журнала:
2024,
Номер
16(9), С. 1541 - 1541
Опубликована: Апрель 26, 2024
The
rice–crayfish
co-culture
system,
a
representative
of
Agri-aqua
food
systems,
has
emerged
worldwide
as
an
effective
strategy
for
enhancing
agricultural
land
use
efficiency
and
boosting
sustainability,
particularly
in
China
Southeast
Asia.
Despite
its
widespread
adoption
China’s
Jianghan
Plain,
the
exact
spatiotemporal
dynamics
factors
influencing
this
practice
region
are
yet
to
be
clarified.
Therefore,
understanding
fields
(RCFs)
is
crucial
promoting
optimizing
policies.
In
study,
we
identified
spatial
distribution
RCF
using
Sentinel-2
images
data
analyze
during
period
2016–2020.
Additionally,
used
Multiscale
Geographically
Weighted
Regression
model
explore
key
RCF’s
changes.
Our
findings
reveal
that
(1).
area
Plain
expanded
from
1216.04
km2
2429.76
between
2016
2020,
marking
99.81%
increase.
(2).
evolved
toward
more
contiguous
clustered
pattern,
suggesting
clear
industrial
agglomeration
area.
(3).
expansion
RCFs
was
majorly
influenced
by
landscape
local
conditions.
Significantly,
Aggregation
Landscape
Shape
Indexes
positively
impacted
expansion,
whereas
proximity
rural
areas
towns
had
negative
impact.
This
study
provides
solid
foundation
system
sustainably
developing
related
industries.
To
ensure
sustainable
development
industries
recommend
governments
optimize
layout
settlements,
improve
transportation
infrastructure,
enhance
regional
water
sources
irrigation
construction,
all
line
with
national
revitalization
village
planning.
concentration
contiguity
through
consolidation
can
achieve
efficient
these
Land,
Год журнала:
2023,
Номер
12(10), С. 1926 - 1926
Опубликована: Окт. 16, 2023
Cropland
abandonment
is
a
worldwide
problem
that
threatens
food
security
and
has
significant
consequences
for
the
sustainable
growth
of
economy,
society,
natural
ecosystem.
However,
detecting
mapping
abandoned
lands
challenging
due
to
their
diverse
characteristics,
like
varying
vegetation
cover,
spectral
reflectance,
spatial
patterns.
To
overcome
these
challenges,
we
employed
Gaofen-6
(GF-6)
imagery
in
conjunction
with
Vision
Transformer
(ViT)
model,
harnessing
self-attention
multi-scale
feature
learning
significantly
enhance
our
ability
accurately
efficiently
classify
land
covers.
In
Mianchi
County,
China,
study
reveals
approximately
385
hectares
cropland
(about
2.2%
total
cropland)
were
between
2019
2023.
The
highest
annual
occurred
2021,
214
hectares,
followed
by
170
primary
reason
was
transformation
into
excavation
activities,
barren
lands,
roadside
greenways.
ViT’s
performance
peaked
when
multiple
indices
(VIs)
integrated
GF-6
bands,
resulting
achieved
results
(F1
score
=
0.89
OA
0.94).
Our
represents
an
innovative
approach
integrating
ViT
8
m
multiband
composite
precise
identification
analysis
short-term
patterns,
marking
distinct
contribution
compared
previous
research.
Moreover,
findings
have
broader
implications
effective
use
management,
resource
optimization,
addressing
complex
challenges
field.
Remote Sensing,
Год журнала:
2024,
Номер
16(9), С. 1541 - 1541
Опубликована: Апрель 26, 2024
The
rice–crayfish
co-culture
system,
a
representative
of
Agri-aqua
food
systems,
has
emerged
worldwide
as
an
effective
strategy
for
enhancing
agricultural
land
use
efficiency
and
boosting
sustainability,
particularly
in
China
Southeast
Asia.
Despite
its
widespread
adoption
China’s
Jianghan
Plain,
the
exact
spatiotemporal
dynamics
factors
influencing
this
practice
region
are
yet
to
be
clarified.
Therefore,
understanding
fields
(RCFs)
is
crucial
promoting
optimizing
policies.
In
study,
we
identified
spatial
distribution
RCF
using
Sentinel-2
images
data
analyze
during
period
2016–2020.
Additionally,
used
Multiscale
Geographically
Weighted
Regression
model
explore
key
RCF’s
changes.
Our
findings
reveal
that
(1).
area
Plain
expanded
from
1216.04
km2
2429.76
between
2016
2020,
marking
99.81%
increase.
(2).
evolved
toward
more
contiguous
clustered
pattern,
suggesting
clear
industrial
agglomeration
area.
(3).
expansion
RCFs
was
majorly
influenced
by
landscape
local
conditions.
Significantly,
Aggregation
Landscape
Shape
Indexes
positively
impacted
expansion,
whereas
proximity
rural
areas
towns
had
negative
impact.
This
study
provides
solid
foundation
system
sustainably
developing
related
industries.
To
ensure
sustainable
development
industries
recommend
governments
optimize
layout
settlements,
improve
transportation
infrastructure,
enhance
regional
water
sources
irrigation
construction,
all
line
with
national
revitalization
village
planning.
concentration
contiguity
through
consolidation
can
achieve
efficient
these
