Effects of Different Irrigation Management and Nitrogen Rate on Sorghum (Sorghum bicolor L.) Growth, Yield and Soil Nitrogen Accumulation with Drip Irrigation
Agronomy,
Год журнала:
2024,
Номер
14(1), С. 215 - 215
Опубликована: Янв. 18, 2024
Sorghum
(Sorghum
bicolor
L.)
has
emerged
as
a
pivotal
global
food
crop.
Consequently,
it
is
imperative
to
explore
sustainable
and
eco-friendly
strategies
achieve
sorghum
production
with
high
yield.
This
study
aimed
reveal
the
effects
of
irrigation
management
nitrogen
rates
their
interactions
on
growth
traits,
yield
soil
nitrate-N
ammonium-N
accumulation
improve
practices
under
drip
irrigation.
A
2-year
(2021
2022)
field
experiment
was
conducted
drip-irrigated
fertilized
in
Heilongjiang
Province
investigate
three
lower
levels
moisture
(80%
(HI),
70%
(NI),
60%
(LI)
capacity)
four
at
225,
150,
75
0
kg/ha
(designated
HN,
NN,
LN
WN,
respectively)
growth,
accumulation.
The
results
indicated
that
rate
interaction
had
significant
effect
(plant
height,
stem
diameter,
leaf
area
index
(LAI),
SPAD
value),
yield,
aboveground
biomass
0~60
cm
(p
<
0.05).
NNHI
treatment
demonstrated
highest
plant
height
(120.9
121.8
cm)
LAI
(2.738
2.645)
2021
2022,
there
positive
correlation
between
LAI,
0.01).
However,
NNNI
exhibited
(7477.41
7362.27
kg/ha)
increased
then
decreased
an
increase
rate.
In
addition,
were
significantly
affected
by
0.05)
while
no
ammonium-N.
Soil
increasing
Although
differences
HNNI
treatments
not
significant,
limit
capacity
150
accumulated
10.4%
less
than
treatment,
reduced
risk
nitrate
leaching.
regression
analysis
optimal
71.93%
144.58
strategy
for
favorable
high-yielding
low
sorghum.
provides
scientific
reference
precise
water
fertilizer
Язык: Английский
Effects of Biochar-Coated Nitrogen Fertilizer on the Yield and Quality of Bok Choy and on Soil Nutrients
Sustainability,
Год журнала:
2024,
Номер
16(4), С. 1659 - 1659
Опубликована: Фев. 17, 2024
This
study
was
aimed
at
problems
associated
with
low
fertilizer
using
efficiency,
excessive
nitrate
content
of
vegetables,
and
soil
degradation
in
greenhouse
vegetable
production.
A
pot
experiment
conducted
to
assess
the
effects
applying
biochar-coated
nitrogen
(BCNF)
on
yield,
quality,
bok
choy
(Brassica
rapa
subsp.
Chinensis)
as
well
nutrients
greenhouses.
Four
treatments
were
set
up
follows:
no
application
(BA),
chemical
(CK),
(BCNF,
amount
equal
that
fertilizer),
reduced
(D-BCNF,
80%
BCNF).
Compared
other
treatments,
BCNF
treatment
increased
chlorophyll
content,
plant
height,
maximum
leaf
length,
width,
biological
characters
choy.
CK
treatment,
fresh
weight
by
14.02%,
while
reducing
root–shoot
ratio
19.1%
46%,
respectively.
It
further
found
could
effectively
increase
organic
matter;
reduce
leaching
loss
nitrogen,
exchangeable
calcium
magnesium;
improve
use
efficiency.
Therefore,
can
not
only
nutrients,
promote
growth,
utilization,
but
it
also
fix
carbon,
emissions.
is
a
new
type
environmental
protection
prospects.
Язык: Английский
A critical review of biochar versus hydrochar and their application for H2S removal from biogas
Reviews in Environmental Science and Bio/Technology,
Год журнала:
2024,
Номер
23(3), С. 699 - 737
Опубликована: Авг. 21, 2024
Abstract
Biogas
contains
significant
quantities
of
undesirable
and
toxic
compounds,
such
as
hydrogen
sulfide
(H
2
S),
posing
severe
concerns
when
used
in
energy
production-related
applications.
Therefore,
biogas
needs
to
be
upgraded
by
removing
H
S
increase
their
bioenergy
application
attractiveness
lower
negative
environmental
impacts.
Commercially
available
upgradation
processes
can
expensive
for
small
medium-scale
production
plants,
wastewater
treatment
facilities
via
anaerobic
digestion
process.
In
addition,
an
all-inclusive
review
detailing
a
comparison
biochar
hydrochar
removal
is
currently
unavailable.
the
current
study
aimed
critically
systematically
biochar/hydrochar
from
biogas.
To
achieve
this,
first
part
discussed
technologies
properties
vs.
hydrochar.
exisiting
adsorption
mechanisms,
namely
physical
adsorption,
reactive
chemisorption,
responsible
with
char
materials
were
discussed.
Also,
factors,
including
feedstock
type,
activation
strategies,
reaction
temperature,
moisture
content,
other
process
parameters
that
could
influence
behaviour
are
summarised.
Finally,
synergy
trade-offs
between
sectors
techno-economic
feasibility
using
presented.
Biochar’s
excellent
structural
coupled
alkaline
pH
high
metal
facilitate
physisorption
chemisorption
pathways
removal.
case
hydrochar,
occurs
mainly
which
attributed
well-preserved
surface
functional
groups.
Challenges
commercial
adsorbents
stream
highlighted
perspectives
future
research
provided.
Graphical
abstract
Язык: Английский
Microbial interactions for phenanthrene degradation in soil: Dominant and keystone taxa
Journal of environmental chemical engineering,
Год журнала:
2025,
Номер
unknown, С. 115626 - 115626
Опубликована: Янв. 1, 2025
Язык: Английский
Optimizing Nitrogen Fertilizer Application for Synergistic Enhancement of Economic and Ecological Benefits in Rice–Crab Co-Culture Systems
Agronomy,
Год журнала:
2024,
Номер
14(10), С. 2219 - 2219
Опубликована: Сен. 26, 2024
The
rice–crab
co-culture
(RC)
system
is
a
multidimensional
integrated
farming
model
with
significant
potential
for
balancing
ecological
and
economic
benefits
in
paddy
fields.
However,
improper
nitrogen
(N)
fertilizer
application
exacerbates
greenhouse
gas
(GHG)
emissions,
degrades
water
quality,
disrupts
the
balance
of
RC
ecosystem.
Therefore,
optimizing
improving
N
management
strategies
crucial
to
maximize
its
benefits.
This
study
conducted
two-year
field
experiment
assess
impact
on
productivity,
sustainability,
systems.
Comparisons
were
made
compare
rice
crab
productions,
GHG
net
ecosystem
benefit
(NEEB)
between
monoculture
(RM)
systems
under
different
rates
(0,
150,
210,
270
kg
ha−1)
aim
identifying
optimal
rate
system.
results
showed
that
210
ha−1
improved
agronomic
traits
use
efficiency,
leading
0.4%
increase
yield
(7603.1
compared
maximum
RM
at
ha−1.
At
this
rate,
surface
quality
was
crabs,
resulting
highest
yields
(370.1
average
weights
(81.1
g).
lower
reduced
intensity
(GHGI)
by
13.7%
NEEB
reached
8597.5
CNY
ha−1,
which
1265.7%
higher
than
In
summary,
conserves
resources,
increases
yields,
reduces
thereby
synergistically
enhancing
both
Optimizing
has
greater
other
innovative
models,
efficiency
should
be
further
investigated.
Язык: Английский