Preparation of Microcapsules of Wood Distillate Coated with Chitosan and Micronized Biochar: A New Material with Potential for Sustainable Crop Protection and Precision Agriculture
Sustainability,
Год журнала:
2025,
Номер
17(2), С. 706 - 706
Опубликована: Янв. 17, 2025
Wood
distillate
(WD),
also
known
as
pyroligneous
acid,
is
a
liquid
byproduct
of
charcoal
production.
It
has
antimicrobial
and
antifungal
properties
thanks
to
its
combination
over
200
components,
including
organic
acids,
polyphenols,
tannins
others.
In
this
work,
microcapsules
containing
WD
coated
with
chitosan
or
micronized
biochar
were
developed,
their
efficacy
was
tested
against
the
soil-borne
fungal
pathogen
Macrophomina
phaseolina.
The
three
products
used
fit
into
circular
economy
model,
these
bio-based
can
be
promote
sustainable
agricultural
practices.
microencapsulation
carried
out
via
an
ion-exchange
gelation
method,
using
sodium
alginate
polymer.
coating
formation
successfully
performed,
resulting
in
size
between
600
700
µm
when
dried.
Three
types
produced:
uncoated,
chitosan-coated
chitosan–biochar-coated.
Solubility
tests
conducted
by
measuring
pH
each
type
microcapsule
distilled
water.
observed
that
solubilization
trends
different
depending
on
microcapsules.
vitro
growth
M.
phaseolina
PDA
plates
completely
inhibited
concentrations
3–5%.
Furthermore,
added
culture
medium,
those
induced
significant
reduction
growth.
Язык: Английский
Controlled-release fertilizer improved sunflower yield and nitrogen use efficiency by promoting root growth and water and nitrogen capacity
Industrial Crops and Products,
Год журнала:
2025,
Номер
226, С. 120671 - 120671
Опубликована: Фев. 17, 2025
Язык: Английский
Optimization of the composition of biopolymer matrices for encapsulating liquid biostimulants
Journal of Environmental Management,
Год журнала:
2025,
Номер
377, С. 124590 - 124590
Опубликована: Фев. 20, 2025
Язык: Английский
Cellulose Nanoparticles as Controlled Release Nanocarriers for Urea
Waste and Biomass Valorization,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 29, 2025
Язык: Английский
Advancing agricultural efficiency and sustainability: Bio-inspired superabsorbent hydrogels for slow and controlled release fertilizers
The Science of The Total Environment,
Год журнала:
2025,
Номер
977, С. 179366 - 179366
Опубликована: Апрель 10, 2025
Язык: Английский
Enhancement of Water Uptake in Composite Superabsorbents Based on Carboxymethyl Cellulose Through Porogen Incorporation and Lyophilization
Gels,
Год журнала:
2024,
Номер
10(12), С. 797 - 797
Опубликована: Дек. 5, 2024
Carboxymethyl
cellulose
sodium
salt
(CMC)-based
superabsorbents
are
promising
materials
for
the
development
of
agricultural
matrices
aimed
at
water
management
and
slow-release
fertilizer
production.
However,
an
increase
in
CMC
content
tends
to
reduce
their
water-absorbing
capacity.
This
study
aims
develop
a
cost-effective
method
producing
eco-friendly
with
enhanced
capacity
by
incorporating
porogen
employing
lyophilization.
Superabsorbents
containing
10
wt%
(CMC-SAPs)
were
synthesized
via
free
radical
polymerization
addition
0,
5,
or
ammonium
carbonate
as
porogen,
followed
The
CMC-SAPs
characterized
using
Fourier-transform
infrared
spectroscopy,
scanning
electron
microscopy,
thermogravimetric
analysis,
differential
calorimetry,
X-ray
diffraction.
results
revealed
that
prepared
incorporation
and/or
subjected
lyophilization
exhibited
well-developed
surfaces
featuring
macropores
cavities.
Incorporating
5
lyophilization,
increased
equilibrium
swelling
ratio
61%.
improvement
was
attributed
surface
morphology
modified
CMC-SAPs,
which
facilitated
molecule
diffusion
into
SAP
matrix,
confirmed
open
porosity
measurements.
hypothesis
further
supported
coefficient
values,
higher
porogen-containing
lyophilized
SAPs
compared
unmodified
samples.
Moreover,
demonstrated
good
reusability.
Thus,
combination
subsequent
represents
approach
enhancing
uptake
CMC-based
composite
sustainable
applications.
Язык: Английский
Enhancing Longevity and Mechanisms of Controlled-Release Fertilizers Through High Cross-Link Density Hyperbranched Bio-Based Polyurethane Coatings
Boning Su,
Mingchuan Yang,
Bin Gao
и другие.
ACS Sustainable Chemistry & Engineering,
Год журнала:
2024,
Номер
12(52), С. 18712 - 18724
Опубликована: Дек. 13, 2024
The
maturation
of
biobased
polymer
synthesis
process
has
led
to
the
rapid
adoption
controlled-release
fertilizers
(BCRFs).
Despite
this
progress,
loose
structure,
low
cross-linking
density,
and
poor
water
repellency
current
coatings
result
in
short
periods,
which
do
not
meet
long-term
nutrient
demands
crops
throughout
their
reproductive
phases.
Moreover,
existing
modifications
address
these
issues
often
involve
addition
external
additives,
can
increase
biotoxicity
cost.
In
study,
castor
oil-based
hyperbranched
polyol
(COHBPs)
was
synthesized
from
oil
(CO)
using
a
"one-pot
method."
We
report
development
high
density
polyurethane
(COHBPPFs)
as
coating
for
BCRFs.
Gel
content
SEM
analysis
demonstrated
that
COHBPPFs
exhibited
degree
cross-linking.
Mechanical
testing
an
electronic
universal
machine,
along
with
AFM
results,
highlighted
superior
mechanical
properties
compared
traditional
coatings.
significantly
enhanced
controlled
release
performance,
3%
providing
nearly
50
days
release,
marked
improvement
over
conventional
mechanism
elucidated
by
modeling
COHBPs
PAPI.
This
study
offers
comprehensive
examination
CRF
multiple
perspectives
provides
valuable
insights
into
cross-link
environmentally
friendly,
renewable
CRFs.
Язык: Английский