Agronomy,
Год журнала:
2024,
Номер
14(11), С. 2493 - 2493
Опубликована: Окт. 24, 2024
Tropical
grassland
soils,
especially
those
with
alkaline
properties,
often
exhibit
limited
phosphorus
availability
due
to
its
precipitation
in
insoluble
forms.
Phosphate-solubilizing
bacteria
(PSB)
and
rhizobia
have
demonstrated
their
potential
enhance
the
of
this
nutrient
promote
growth
forage
legumes.
This
study,
conducted
under
controlled
conditions
a
mesh
house,
evaluated
effect
co-inoculation
PSB,
including
Micrococcus
sp.
Sfcm-14-01,
Agrobacterium
Sfl-043-09,
Enterobacter
Sfcm-014-02
Sfcm-054-06,
along
(Ensifer
terangae
R1-012-02
Bradyrhizobium
glycinis
Rcm-025-01),
different
levels
fertilization
on
legumes
Leucaena
leucocephala
Centrosema
macrocarpum.
The
results
indicate
significant
increases
various
parameters,
such
as
chlorophyll
(SPAD),
biomass
(dry
weight
roots
aerial
parts)
(mg),
foliar
concentration
(ppm),
available
soil,
particularly
low-phosphorus
conditions.
highest
level
soil
was
achieved
75%
recommended
dose,
resulting
concentrations
13.73
ppm
for
L.
7.69
C.
macrocarpum,
representing
170.81%
240.27%,
respectively,
compared
no
or
inoculation.
These
findings
suggest
that
PSB
native
is
promising
strategy
productivity
mineral
content
tropical
grazing
systems,
phosphorus-limited
Discover Agriculture,
Год журнала:
2024,
Номер
2(1)
Опубликована: Дек. 26, 2024
Recent
climate
variability,
limited
fertile
land
availability
and
soil
degradation
are
major
constraints
to
achieve
food
security
for
an
ever-increasing
human
population.
The
adoption
of
intensive
agriculture
practices
highly
productive
agrosystems
coupled
with
use
agrochemicals
has
caused
significant
increases
in
production
worldwide.
This
exhaustive
system
generation
accumulation
large
quantities
organic
wastes,
which
cause
environmental
pollution,
deteriorate
health
increase
public
hazards.
Conventional
methods
waste
management
such
as
situ
burning
landfilling
chemical
labour
intensive,
expensive
energy-consuming,
negatively
impact
the
environment.
Therefore,
sustainable,
eco-friendly
socially
acceptable
agri-technologies
have
been
developed
value-added
wastes
obviate
pollution
problem.
These
biological
technologies
composting,
anaerobic
digestion,
vermicomposting,
biochar,
phytostimulants,
bioremediation
pollutants
opened
new
vista
management.
addition
processed
amendments
(i.e.,
compost,
vermicompost,
biogas
slurry
biochar)
matter
nutrients
availability,
stimulates
microbial
community,
contributes
towards
biocontrol
pathogens
also
causes
detoxification
pesticides.
Furthermore,
amendment
material,
singly
or
beneficial
microbes,
improved
health,
promoted
growth
plants
increased
crop
yields
less
dependency
on
fertilizers.
In
this
article,
current
used
accumulated
discussed
improving
sustainable
production,
while
maintaining
sustainability.
Journal of Agricultural and Food Chemistry,
Год журнала:
2024,
Номер
72(26), С. 14581 - 14591
Опубликована: Июнь 19, 2024
Plants
withstand
pathogen
attacks
by
recruiting
beneficial
bacteria
to
the
rhizosphere
and
passing
their
legacy
on
next
generation.
However,
underlying
mechanisms
involved
in
this
process
remain
unclear.
In
our
study,
we
combined
microbiomic
transcriptomic
analyses
reveal
how
microbiome
assembled
through
multiple
generations
defense-related
genes
expressed
Arabidopsis
thaliana
under
attack
stress.
Our
results
showed
that
continuous
exposure
Pseudomonas
syringae
pv
tomato
DC3000
led
improved
growth
increased
disease
resistance
a
third
generation
of
rps2
mutant
thaliana.
It
could
be
attributed
enrichment
specific
bacteria,
such
as
Bacillus
Bacteroides.
Pathways
associated
with
plant
immunity
A.
thaliana,
MAPK
signaling
pathways,
phytohormone
signal
transduction,
ABC
transporter
proteins,
flavonoid
biosynthesis,
were
activated
influence
bacterial
communities.
findings
provide
scientific
basis
for
explaining
relationship
between
microbes
gene
expression.
Understanding
microbial
communities
responses
can
contribute
better
management
reduction
pesticide
use.
Research Square (Research Square),
Год журнала:
2024,
Номер
unknown
Опубликована: Июль 17, 2024
Abstract
Background
and
Aims
Green
manure
commercial
organic
fertilizer
are
widely
used
in
agricultural
production
to
improve
farmland
soil
carbon
reserves;
however,
their
combined
impact
on
(SOC)
turnover
is
not
yet
fully
understood.
Methods
We
designed
a
potted
wheat-soybean
green
system
investigate
the
of
different
fertilization
treatments
SOC
content
structure,
extracellular
enzyme
activity
community
characteristics
fungi
bacteria
after
wheat
harvest
2021
2022.
Results
The
results
indicated
that
compared
chemical
(CF),
following
addition
soybean
manure,
(OF)
led
12.5%
increase
content,
19.3%
highly
active
(HAOC)
fraction
10.2%
recalcitrant
(ROC)
fraction.
Additionally,
there
was
16.1%
alkyl-C
O-alkyl-C
ratio
63.4%
decrease
aliphatic
C
aromatic
ratio.
Significant
increases
were
observed
contents
enzyme,
total
nitrogen,
alkali-hydrolyzable
available
phosphorus,
potassium,
microbial
nitrogen.
abundance
species
significantly
decreased
OF
with
CF,
symbiotic
network
indicating
higher
level
positive
interaction
between
OF.
Conclusion
primarily
altered
by
influencing
nutrient
contents,
resulting
decomposition
labile
an
residue
biomass,
without
affecting
ROC
formation
or
humification
degree.
These
findings
can
maximise
agriculture
through
land
use
techniques.
bioRxiv (Cold Spring Harbor Laboratory),
Год журнала:
2024,
Номер
unknown
Опубликована: Окт. 21, 2024
Abstract
Sustainable
agricultural
practices
are
essential
for
mitigating
the
negative
environmental
impacts
of
conventional
agriculture
while
ensuring
food
security.
However,
widespread
adoption
these
requires
robust
evidence
their
efficacy
and
economic
viability.
We
co-designed
a
two-year
field
trial
with
farmers
agronomy
advisors
in
Australia,
to
evaluate
ecological
benefits
sustainable
managing
redlegged
earth
mite,
major
pest
Australian
grain
crops.
compared
‘Novel’
treatments
representing
long-term
farmer-implemented
based
on
biological
control
‘Conventional’
‘Plus’
designed
as
counterfactuals
disentangle
effects
specific
plant
nutrient
components.
Redlegged
mite
densities
remained
below
thresholds
across
all
years,
demonstrating
effective
both
systems.
Notably,
Novel
treatment
supported
higher
beneficial
arthropods,
indicating
increased
potential.
Yield
gross
profit
margins
were
generally
similar
between
treatments,
that
can
maintain
profitability
fostering
biodiversity.
Practical
implication.
Our
study
provides
biofertiliser
supplementation
be
effectively
used
manage
pests
demonstrates
value
close
collaboration
conduct
research
has
practical
applications.
