PeerJ,
Год журнала:
2024,
Номер
12, С. e16791 - e16791
Опубликована: Янв. 19, 2024
Nitrogen
(N)
addition
is
a
simple
and
effective
field
management
approach
to
enhancing
plant
productivity.
Nonetheless,
the
regulatory
mechanisms
governing
nitrogen
concentrations
their
effect
on
soil
enzyme
activity,
nutrient
levels,
seed
yield
in
Festuca
kirilowii
have
yet
be
elucidated.
Therefore,
this
study
sought
investigate
of
N
fertilizer
application
activities,
nutrients,
F.
Steud
cv.
Huanhu,
only
domesticated
variety
genus
Poaceae
family,
was
investigated
based
two-year
experiments
Qinghai–Tibet
Plateau
(QTP).
Results
showed
that
input
significantly
affected
nutrients
(potential
hydrogen,
total
nitrogen,
organic
matter,
phosphorus).
In
addition,
activities
(urease,
catalase,
sucrase,
nitrate
reductase)
increased
response
varying
concentrations,
inducing
changes
contents.
Introducing
improved
both
components
(number
tillers
number
fertile
tillers).
These
findings
suggest
introduction
different
fertilizers
can
stimulate
thus
hastening
conversion
increasing
yield.
The
exhaustive
evaluation
membership
function
optimal
treatment
N4
(75
kg·hm
−2
)
for
2022
2023.
This
finding
provides
practical
recommendation
improving
production
QTP.
Agricultural Water Management,
Год журнала:
2024,
Номер
296, С. 108791 - 108791
Опубликована: Март 27, 2024
While
soil
nitrogen
(N)
losses
under
drip
irrigation
water
and
fertilizer
management
have
become
a
key
issue
in
global
environmental
N
pollution,
no
current
systematic
review
of
this
exists
the
literature.
Drawn
from
Web
Science
Core
Collection
database,
290
related
articles
were
identified
as
research
subjects
(1991–2022).
To
reveal
basic
characteristics,
power,
hotspots
future
perspectives
field,
an
in-depth
bibliometrics
analysis
graphical
knowledge
display
undertaken
by
using
CiteSpace
software.
By
analyzing
evolution
process
keywords,
greenhouse
gases,
use
efficiency
crop
yield
been
field
recent
years.
Irrigation
systems,
moisture,
fertigation
always
core
topics.
The
focus
on
pathways
has
gradually
shifted
nitrate
(NO3-)
leaching
alone
to
comprehensive
consideration
multiple
including
NO3-
leaching,
emissions
N2O,
NH3
NO.
corresponding
strategies
concentrating
application
amounts
diversified
methods
involving
combinations
amounts,
types.
Moreover,
development
widespread
new
technologies
exogenous
additives
further
enriched
direction
management.
Future
still
needs
explore
how
balance
high
yields
minimize
impacts,
which
will
provide
effective
for
controlling
agricultural
non-point
source
pollution
mitigating
warming.
Agronomy,
Год журнала:
2024,
Номер
14(1), С. 152 - 152
Опубликована: Янв. 9, 2024
Maximizing
rice
yield
potential
has
always
been
the
focus
of
high-yield
cultivation
research.
For
and
breeding,
more
research
into
link
between
components
is
essential.
In
this
experiment,
38
varieties
with
different
types
185
as
materials
were
chosen.
The
relationships
studied.
regulation
effects
total
nitrogen
application
rate
(TNAR)
on
observed.
results
showed
that
(1)
grain
was
189.3−195.6%,
76.1−77.7%,
27.0−28.7%
higher
than
super-low-yield,
low-yield,
medium-yield
varieties,
respectively.
Compared
other
types,
type
have
a
number
spikelets.
(2)
spikelet
per
panicle
spikelets
significantly
positively
linked
yield,
but
negatively
correlated
filled
grains
weight.
(3)
With
an
increase
in
TNAR
(0−340
kg
ha−1),
panicles,
panicle,
increased
gradually,
weight
decreased
gradually.
TNAR,
obvious
decrease
highest
under
at
250
ha−1.
main
factor
contributing
to
its
high
substantial
above
increasing
played
material
role
improving
yield.
Plants,
Год журнала:
2024,
Номер
13(10), С. 1357 - 1357
Опубликована: Май 14, 2024
Soil
quality
is
an
indicator
of
the
ability
to
ensure
ecological
security
and
sustainable
soil
usage.
The
effects
long-term
straw
incorporation
different
irrigation
regimes
on
yield
paddy
fields
in
cold
regions
remain
unclear.
This
study
established
four
treatments:
controlled
+
continuous
for
3
years
(C3),
7
(C7),
flooded
(F3),
(F7).
Analysis
was
conducted
impact
various
physicochemical
characteristics
soil.
index
(SQI)
rice
computed
using
separate
datasets
each
treatment.
nitrate
nitrogen,
available
phosphorus,
organic
carbon,
matter
contents
C7
were
93.51%,
5.80%,
8.90%,
8.26%
higher
compared
C3,
respectively.
In
addition,
treatment
5.18%,
4.89%,
10.32%
than
those
F3,
F7,
validity
minimum
data
set
(MDS)
verified
by
correlation,
Ef
ER,
which
indicated
that
MDS
all
treatments
able
provide
a
valid
evaluation
quality.
based
SQI
11.05%,
11.97%,
27.71%
Overall,
combined
with
increases
regions.
provides
thorough
assessment
concerning
preserve
food
sustainability
agricultural
output.
Additionally,
it
offers
basis
diagnosis
Northeast
China.
