The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
958, P. 177990 - 177990
Published: Dec. 17, 2024
The
integration
between
crop
and
livestock
production
systems
(ICLS)
at
regional
level
is
seen
as
a
pathway
for
more
sustainable
food
production.
objective
was
to
assess
the
effects
on
farm
structure,
economic
performance
environmental
impact
of
an
ICLS
with
varying
constraints
agricultural
emissions,
changes
in
land
use
lower
external
input
means
achieve
targets.
A
linear
optimization
model
used
under
different
scenarios
case
dairy
sandy
soils
Netherlands.
combined
nutrient
balance
life-cycle
assessment
determine
surpluses
greenhouse
gas
(GHG)
emissions.
Environmental
costs
society
were
calculated
based
available
prices
GHG
emissions
surpluses.
As
reference,
specialized
without
optimized.
An
economically
driven
current
Dutch
policy
additional
modelled.
This
strategy
interesting
increased
gross
margins,
but
higher
when
compared
reference
integration.
Thereafter,
four
modelled
representing
These
hypothesized
by
targeting
reduction
or
use.
Stricter
(i.e.,
least
30%)
ammonia
37%)
de-intensification
strategies
(e.g.,
milk
per
cow,
reduced
concentrate
intake
cow
mineral
N
fertilizer
sub-system)
margins
up
€34,395
yr
Livestock Science,
Journal Year:
2024,
Volume and Issue:
288, P. 105556 - 105556
Published: Aug. 23, 2024
Pigs'
N
and
P
excretions
are
partially
lost
as
NH3
or
phosphate,
resulting
in
potential
environmental
pollution
health
risk
for
humans
animals.
A
study
was
conducted
to
investigate
if
supplementation
of
microbial
phytase
free
amino
acids
(AA)
allows
decrease
monocalcium
phosphate
(MCP)
solvent
extracted
soybean
meal
(SBM)
N-
P-reduced
diets,
these
feeding
strategies
impacts
while
maintaining
growth
performance
meat
quality
traits.
The
on
greenhouse
gas
emissions
(global
warming,
GW)
acidifying
were
modelled.
Therefore,
a
total
192
mixed-sexed
pigs
(body
weight,
BW:
32.6
±
0.3
kg)
randomly
allocated
4
dietary
treatments
(4
pens
per
treatment
12
pen,
48
treatment).
Three-phase
feed,
supplemented
with
individual
AA
maintain
appropriate
digestible
Lys
ratios,
fed.
control
(CON)
formulated
contain
185
150
g
kg-1
CP
(as-fed).
In
the
'low
reduction'
(LRT)
'high
(HRT),
SBM
thus
contents
reduced
(LRT:
123
kg-1;
HRT:
161
as-fed).
'alternative
protein'
(APT),
completely
replaced
rapeseed
faba
beans
achieve
169
kg-1,
close
HRT.
Monocalcium
not
all
after
starter
period
(60
kg
BW).
Average
daily
gain
(ADG)
feed-ratio
(G:F)
did
differ
between
CON
other
during
overall
grower-finisher
period.
Pigs
HRT
APT
showed
less
lean
compared
CON,
being
correspondent
loin
muscle
those
animals
(P
<
0.05).
traits
although
pig
markedly
totally
(16,
13,
6.5,
0
LRT,
HRT,
APT,
respectively).
Nitrogen
excretion
0.05)
by
20,
12%
respectively,
fed
diet.
Phosphorus
23,
25,
5%
CON.
Consequently,
lower
intake
acidification
GW
up
14%
7%,
respectively.
Results
indicate
that
CP-
diets
effective
lowering
releases
into
environment,
maintained.
If
current
food
consumption
patterns
continue,
the
agriculture
sector
must
provide
significantly
more
in
coming
years
from
available
land-area.Some
livestock
systems
engage
feed-food
competition
as
arable
land
is
used
for
feed
rather
than
crops
food;
reducing
global
supply
of
food.There
a
growing
argument
that
to
meet
future-food
demands
sustainably,
will
have
be
minimized.To
this
end
we
evaluated
effectiveness
two
refined
metrics
quantify
three
systems;
dairy
and
its
beef,
suckler
pig
production
The Science of The Total Environment,
Journal Year:
2024,
Volume and Issue:
958, P. 177990 - 177990
Published: Dec. 17, 2024
The
integration
between
crop
and
livestock
production
systems
(ICLS)
at
regional
level
is
seen
as
a
pathway
for
more
sustainable
food
production.
objective
was
to
assess
the
effects
on
farm
structure,
economic
performance
environmental
impact
of
an
ICLS
with
varying
constraints
agricultural
emissions,
changes
in
land
use
lower
external
input
means
achieve
targets.
A
linear
optimization
model
used
under
different
scenarios
case
dairy
sandy
soils
Netherlands.
combined
nutrient
balance
life-cycle
assessment
determine
surpluses
greenhouse
gas
(GHG)
emissions.
Environmental
costs
society
were
calculated
based
available
prices
GHG
emissions
surpluses.
As
reference,
specialized
without
optimized.
An
economically
driven
current
Dutch
policy
additional
modelled.
This
strategy
interesting
increased
gross
margins,
but
higher
when
compared
reference
integration.
Thereafter,
four
modelled
representing
These
hypothesized
by
targeting
reduction
or
use.
Stricter
(i.e.,
least
30%)
ammonia
37%)
de-intensification
strategies
(e.g.,
milk
per
cow,
reduced
concentrate
intake
cow
mineral
N
fertilizer
sub-system)
margins
up
€34,395
yr
