Agronomy,
Год журнала:
2024,
Номер
14(9), С. 2104 - 2104
Опубликована: Сен. 15, 2024
The
aim
of
this
review
was
to
collect
current
results
on
the
effect
different
plants
grown
as
winter
and
summer
cover
crops
(CC)
physical,
chemical,
biological
properties
soil
yield
cereal
in
a
site
with
CC,
using
conservation
tillage.
analyzed
studies
indicate
that
CC
usually
have
positive
impact
physical
soil.
Regardless
plant
species
used
we
can
expect
an
increase
number
microorganisms
improvement
activity
enzymes.
This
is
particularly
beneficial
case
reduced
tillage
systems.
Mixing
biomass
topsoil
loosens
compacted
soils
and,
light,
sandy
soils,
increasing
capacity
sorption
complex.
size
composition
weather
conditions
during
vegetation
period
covering
are
great
importance
for
improving
chemical
A
especially
legumes,
content
mineral
nitrogen
observed.
Sometimes,
available
forms
potassium
(K)
and/or
phosphorus
(P)
also
achieved.
organic
carbon
(C),
total
(N),
or
pH
less
common.
systems
significantly
improve
quality
grain,
when
legumes
low-fertility
at
low
fertilization
levels.
However,
non-legumes
play
very
role
shaping
yield.
Remote Sensing,
Год журнала:
2024,
Номер
16(8), С. 1436 - 1436
Опубликована: Апрель 18, 2024
Unmanned
aerial
vehicles
(UAVs)
provide
images
at
decametric
spatial
resolutions.
Their
flexibility,
efficiency,
and
low
cost
make
it
possible
to
apply
UAV
remote
sensing
multisensor
data
acquisition.
In
this
frame,
the
present
study
aims
employing
RGB
(at
a
3
cm
resolution)
multispectral
16
with
related
vegetation
indices
(VIs)
for
mapping
surfaces
according
their
illumination.
The
aim
is
map
land
cover
in
order
access
temperature
distribution
compare
NDVI
MTVI2
dynamics
as
function
of
illuminance.
method,
which
based
on
linear
discriminant
analysis,
validated
different
periods
during
phenological
cycle
crops
place.
A
model
given
date
evaluated,
well
use
generic
model.
method
provides
good
capacity
separation
between
four
classes:
vegetation,
no-vegetation,
shade,
sun
(average
kappa
0.93).
effects
agricultural
practices
two
adjacent
plots
maize
respectively
submitted
conventional
conservation
farming
are
assessed.
transition
from
shade
increases
brightness
by
2.4
°C
reduces
26%
non-vegetated
surfaces.
plot
found
be
1.9
warmer
11th
July
2019,
no
significant
difference
or
shade.
results
also
indicate
that
areas
increased
presence
crop
residues
agriculture
effect
MTVI2.
Soil Science Society of America Journal,
Год журнала:
2024,
Номер
88(6), С. 2167 - 2180
Опубликована: Авг. 26, 2024
Abstract
The
extent
to
which
cover
crops
(CCs)
accumulate
soil
organic
carbon
(SOC)
in
the
entire
profile
is
still
unclear.
We
measured
SOC,
permanganate
oxidizable
C
(POX‐C),
and
particulate
matter
(POM)
concentrations
down
60‐cm
depth
early
[2–3
week
before
corn
(
Zea
mays
L.)
planting]‐
late‐terminated
(at
planting)
winter
rye
Secale
cereale
CCs
rainfed
irrigated
no‐till
continuous
systems
U.S.
Corn
Belt
after
10
years.
increased
SOC
stock
POX‐C,
POM
but
only
system
upper
5‐cm
depth.
Late‐terminated
CC
concentration
by
4.710
±
3.501
g
kg
−1
accumulated
at
0.207
0.145
Mg
ha
year
.
It
POX‐C
concentrations,
on
average,
1.194
times.
likely
producing
more
biomass
(2.247
0.370
)
than
(0.949
0.338
).
At
least
2
of
may
be
needed
increase
SOC.
Because
often
produce
<1
when
typically
planted
late
terminated
early,
extending
growing
window
terminating
or
crop
planting
(planting
green)
boost
accumulation,
although
high‐C
soils
Mollisols,
such
as
our
study
(>22
),
limit
gains.
submit
would
sequester
low‐C,
eroded,
low‐fertility
soils.
Overall,
minimally
alter
