International Journal of Molecular Sciences,
Год журнала:
2024,
Номер
25(23), С. 13116 - 13116
Опубликована: Дек. 6, 2024
Alfalfa
is
a
widely
grown
forage
with
high
crude
protein
content.
Clarifying
the
interactions
between
light
quality
and
nitrogen
level
on
yield
metabolism
can
purposely
improve
alfalfa
productivity
in
plant
factories
artificial
(PFAL).
In
this
study,
growth,
quality,
of
PFAL
were
investigated
using
three
nitrate-nitrogen
concentrations
(10,
15,
20
mM,
labeled
as
N
Agricultural Water Management,
Год журнала:
2024,
Номер
298, С. 108876 - 108876
Опубликована: Май 14, 2024
Intercropping
has
been
widely
recognized
to
have
great
advantages
in
terms
of
increasing
yield,
controlling
pests
and
diseases,
saving
land,
particularly
developing
countries.
Regulated
deficit
irrigation
reduces
water
consumption
improves
productivity
(WP).
However,
it
is
unclear
whether
the
combination
intercropping
could
improve
crop
yield
WP
simultaneously.
In
this
experiment,
three
planting
modes,
including
forage
maize
(Zea
mays
L.)
monoculture
(M),
lablab
bean
(Lablab
purpureus
(L),
maize-lablab
(ML)
were
used.
Six
modes
set
for
each
mode,
severe
(W1),
late
(W2),
alternate
(W3),
moderate
(W4),
early
(W5),
full
(W6).
Results
showed
that
compared
with
M,
ML
treatment
significantly
increased
fresh
(9.8%–17.0%),
hay
(9.5%–13.1%),
crude
protein
(22.9%–25.9%),
(7.8%–8.7%).
The
W5
achieved
similar
as
W6
but
reduced
by
25%
(21.9%–24.8%).
a
high-water
equivalence
ratio
(WER;1.52–1.81)
land
(LER;1.56–1.84),
indicating
its
over
monocultures.
had
lowest
WER
LER,
suggesting
excessive
can
reduce
efficiency
utilizing
resource
maze-based
production.
Among
all
treatments,
ML–W5
highest
net
income
output
input
ratio.
Overall,
at
an
stage
be
used
high-yield
efficient
production
system
arid
areas
northwest
China.
Agriculture,
Год журнала:
2025,
Номер
15(2), С. 146 - 146
Опубликована: Янв. 10, 2025
Increasing
water
scarcity
for
agricultural
irrigation
demands
options
to
maximize
yield
with
available
water.
Alfalfa
(Medicago
sativa)
is
a
valuable
crop
in
arid
and
semiarid
regions
considered
major
user
of
Consequently,
an
area
established
alfalfa
was
center-pivot-irrigated
over
two
years
according
one
four
regimes,
each
three
replicates
as
strip
plots.
These
were
started
after
the
last
six
harvests
year,
seeding:
winter-irrigated
throughout
growing
season
(winter
full),
terminated
4th
harvest
limited),
irrigated
from
mid-April,
when
canal
typically
becomes
available,
remainder
(season
or
typically-irrigated
until
limited).
Annual
dry
matter
(DMY)
increased
using
winter
compared
season-only
(10.34,
8.94,
8.67,
6.54
Mg
ha−1
full,
limited,
respectively,
p
<
0.0001,
SEM
0.45).
Irrigation
termination
fourth
no
significantly
reduced
annual
applied
use
efficiency
(AAWUE)
all
other
treatments
(9.08,
8.59,
8.82,
7.38
kg
DMY
mm−1
respectively;
0.0098,
=
0.38).
Winter
fill
soil
profile,
followed
by
late
summer
termination,
feasible
increasing
productivity
irrigation.
Sustainability,
Год журнала:
2025,
Номер
17(10), С. 4252 - 4252
Опубликована: Май 8, 2025
Alfalfa
(Medicago
sativa
L.)
plays
a
crucial
role
in
the
revitalization
of
dairy
industry
and
grassland
agriculture
China.
However,
regional
differences
economic
environmental
performance
have
not
been
adequately
specified
or
quantified.
This
study
compares
alfalfa
production
Wuhe
County
(Southern
China)
Ar
Horqin
Banner
(Northern
by
integrating
cost–benefit
analysis
(CBA)
with
life
cycle
assessment
(LCA).
Field
data
from
22
enterprises
were
analyzed
using
one
ton
hay
net
profit
CNY
10,000
as
functional
units,
over
three-year
evaluation
period
(2017–2019).
The
encompassed
four
impact
categories:
primary
energy
demand
(PED),
global
warming
potential
(GWP),
acidification
(AP),
water
use
(WU).
northern
case
systems
exhibited
67.45%
higher
costs
but
96.99%
greater
profitability
per
compared
to
southern
case,
alongside
2.13
×
10−2
impact.
Conversely,
less
profitable
demonstrated
an
18.6%
case.
Regional
hotspots
differed:
fertilizer
dominated
south,
whereas
irrigation
electricity
consumption
drove
burdens
north.
To
facilitate
sustainable
transition,
policymakers
should
implement
region-specific
support
measures,
such
ecological
incentives
crop
rotation
schemes
for
water-saving
technologies
along
renewable
integration
Farmers
are
encouraged
adopt
precision
input
strategies
climate
risk
management
tools,
while
researchers
focus
on
advancing
adaptive
breeding
techniques
optimizing
resource
utilization.
development
unified
system
that
integrates
metrics
is
enabling
stakeholders
drive
transformation
production.
