Frontiers in Microbiology,
Год журнала:
2021,
Номер
12
Опубликована: Окт. 21, 2021
Rhizosphere
bacteria,
the
main
functional
microorganisms
inhabiting
roots
of
terrestrial
plants,
play
important
roles
in
regulating
plant
growth
and
environmental
stress
resistance.
However,
limited
information
is
available
regarding
changes
occurring
within
structure
root
microbial
community
response
mechanisms
host
plants
that
improve
adaptability
to
drought
stress.
In
this
study,
we
conducted
an
experiment
on
two
sugarcane
varieties
with
different
tolerance
levels
under
control
treatments
analyzed
rhizosphere
bacterial
communities
using
16S
rRNA
high-throughput
sequencing.
Correlation
analysis
results
clarified
influence
various
factors
structure.
Drought
reduced
diversity
sugarcane.
Interestingly,
drought-sensitive
cultivar
GT39
changed
more
than
drought-tolerant
ZZ9.
addition,
ZZ9
had
a
high
abundance
drought-resistant
bacteria
optimal
soil
water
conditions,
whereas
accumulated
large
number
only
mainly
relied
Actinobacteria
its
stress,
phylum
was
positively
correlated
acid
phosphatase
protease
levels.
contrast,
Bacilli
class
conclusion,
can
significantly
reduce
increase
rhizosphere.
The
cultivars
non-drought
conditions
factor
contributing
these
cultivars.
Moreover,
core
exudates
jointly
affect
resistance
drought.
Frontiers in Plant Science,
Год журнала:
2022,
Номер
13
Опубликована: Сен. 27, 2022
Straw
return
is
an
effective
method
for
disposing
agricultural
residues.
It
not
only
utilizes
waste
but
also
improves
soil.
In
the
current
review,
different
crop
straw
and
its
characteristics
were
highlighted,
patterns
of
explored
(including
return,
biochar
their
combined
with
fertilizer
return),
as
well
environmental
impacts
outlined.
addition,
effects
amendment
on
soil
properties
[
e.g.
,
pH,
organic
carbon
(SOC),
nitrogen
(N)/phosphorus
(P)/potassium
(K),
enzyme
activities,
microbes]
discussed.
Information
collected
from
this
review
proposed
that
or
in
combination
applicable
way
improving
fertility
enhancing
production.
beneficial
to
physicochemical
microbial
features.
The
rice
has
positive
growth.
However,
there
are
climate
types,
types
crops
China,
meaning
future
research
need
long-term
experiment
assess
complex
interactions
among
straw,
soil,
plant
eco-systems.
Accordingly,
aims
provide
available
information
application
terms
justify
expand
promotion.
ACS Sustainable Chemistry & Engineering,
Год журнала:
2022,
Номер
10(36), С. 11800 - 11814
Опубликована: Авг. 31, 2022
Replacing
petrochemical
polymers
with
biomaterials
for
biodegradable
mulch
applications
has
attracted
widespread
attention.
However,
improving
film
performance
and
reducing
costs
remain
an
issue.
In
this
work,
we
found
that
the
synergistic
effect
of
sodium
alginate
quaternary
lignin
significantly
improved
reduced
cost
poly(vinyl
alcohol)
films.
The
water
retention,
ultraviolet
(UV)
resistance,
heat
collection,
light
transmission,
mechanical
properties,
soil
consolidation,
degradation
rates
composite
films
were
systematically
studied.
We
addition
enabled
to
achieve
complete
UV
while
synergistically
water-holding
properties
film.
slumping,
vapor
permeability
was
109.2
g·m–2·day–1.
facilitated
by
self-degradation
lignin,
which
degraded
55%
after
50
days.
