Journal of Applied Phycology,
Journal Year:
2025,
Volume and Issue:
unknown
Published: Jan. 16, 2025
Abstract
This
study
exploited
the
different
combinations
of
nutritional
modes
(autotrophic,
mixotrophic
and
heterotrophic)
green
alga
Scenedesmus
obliquus
in
a
two-stage
cultivation
process
to
remediate
wastes
as
well
maximise
production
high-protein
algal
biomass.
The
was
first
cultivated
autotrophically
Stage-one,
using
0.5%
digestate
nutrient
source
natural
light
support
growth;
afterward,
culture
concentrated
used
Stage-two
under
modes.
2.5%
anaerobic
from
food
waste
provide
inorganic
nutrients;
sugar
recovered
confectionery
manufacturer
organic
carbon
mixo-
hetero-trophic
growth.
In
algae
removed
ammonium
phosphate
at
9.1
mg
L
−1
day
3.8
,
respectively,
yield
approached
carrying
capacity
1
g
dry
weight
per
liter.
Stage-two,
population
increased
faster
heterotrophic
modes,
reaching
final
concentration
7.2–10.5
than
autotrophic
mode.
Ammonium
were
consumed
about
twice
rate
mode,
90–100%
within
48–72
h.
biomass
had
protein
content
44%
compared
only
32%
demonstrated
that
coupling
growth
S.
can
be
both
boost
protein-rich
biomass,
which
beneficial
sustainable
circular
bioeconomy.
Plants,
Journal Year:
2021,
Volume and Issue:
10(8), P. 1533 - 1533
Published: July 27, 2021
An
increasing
need
for
a
more
sustainable
agriculturally-productive
system
is
required
in
order
to
preserve
soil
fertility
and
reduce
biodiversity
loss.
Microbial
biostimulants
are
innovative
technologies
able
ensure
agricultural
yield
with
high
nutritional
values,
overcoming
the
negative
effects
derived
from
environmental
changes.
The
aim
of
this
review
was
provide
an
overview
on
research
related
plant
growth
promoting
microorganisms
(PGPMs)
used
alone,
consortium,
or
combination
organic
matrices
such
as
(PBs).
Moreover,
effectiveness
role
microbial
biological
tool
improve
fruit
quality
limit
degradation
discussed.
Finally,
increased
use
these
products
requires
achievement
accurate
selection
beneficial
consortia,
ability
prepare
future
agriculture
challenges.
Hence,
implementation
microorganism
positive
list
provided
by
EU
(2019/1009),
desirable.
Discover Food,
Journal Year:
2022,
Volume and Issue:
2(1)
Published: Feb. 5, 2022
Abstract
Globally,
despite
the
intense
agricultural
production,
output
is
expected
to
be
limited
by
emerging
infectious
plant
diseases
and
adverse
impacts
of
climate
change.
The
annual
increase
in
sustain
human
population
at
expense
environment
has
exacerbated
current
conditions
threatened
food
security.
demand
for
sustainable
practice
further
augmented
with
exclusion
synthetic
fertilizers
pesticides.
Therefore,
application
microbiome
engineering
(natural)
biostimulants
been
forefront
as
an
environment-friendly
approach
enhance
crop
production
tolerance
environmental
conditions.
In
this
article,
we
explore
a
mitigating
biotic
abiotic
stresses
improving
nutrient
use
efficiency
promote
growth
yield.
advancement/understanding
plant-biostimulant
interaction
relies
on
scientific
research
elucidate
extent
benefits
conferred
these
under
Frontiers in Plant Science,
Journal Year:
2023,
Volume and Issue:
14
Published: March 30, 2023
Sustainable
agriculture
practices
involve
the
application
of
environment-friendly
plant
growth
promoters
and
additives
that
do
not
negatively
impact
health
ecosystem.
Stringent
regulatory
frameworks
restricting
use
synthetic
agrochemicals
increase
in
demand
for
organically
grown
crops
have
paved
way
development
novel
bio-based
promoters.
In
this
context,
microalgae
biomass
derived
offer
sources
promotors
enhance
crop
productivity
impart
disease
resistance.
These
beneficial
effects
could
be
attributed
to
presence
wide
range
biomolecules
such
as
soluble
amino
acid
(AA),
micronutrients,
polysaccharides,
phytohormones
other
signaling
molecules
biomass.
addition,
their
phototrophic
nature,
high
photosynthetic
efficiency,
environmental
adaptability
make
them
an
attractive
source
biostimulants,
biofertilizers
biopesticides.
The
present
review
aims
describe
various
promoting
metabolites
produced
by
on
productivity.
Further,
elicited
biostimulants
with
respect
different
modes
applications
seed
treatments,
foliar
spray
soil/root
drenching
is
reviewed
detail.
ability
tolerance
against
abiotic
biotic
stressors
along
mechanism
action
discussed
paper.
Although
based
gaining
popularity,
nutrient
water
requirements
energy
intensive
downstream
processes
makes
technology
commercially
unsustainable.
Addressing
challenge,
we
propose
a
circular
economy
model
mediated
bioremediation
coupled
biorefinery
approaches
generating
value
biofertilizer
applications.
We
discuss
new
trends
enhancing
sustainability
production
co-cultivation
algae
hydroponics
utilization
effluents.
Biocatalysis and Agricultural Biotechnology,
Journal Year:
2024,
Volume and Issue:
58, P. 103224 - 103224
Published: May 11, 2024
Micro-
and
macroalgal
biomass
conversion
into
valuable
products
is
central
to
biorefinery
research,
addressing
global
challenges
in
energy
sustainability.
This
review
details
recent
advancements
algal
conversion,
focusing
on
the
enhancement
of
technologies
increase
commercial
value.
Methods
such
as
pyrolysis
catalytic
bioconversion
are
examined
for
their
efficiency
producing
biofuels
biochemicals.
The
utilization
specialized
strains
effective
bioremediation
role
algal-derived
biofertilizers
biostimulants
providing
sustainable
alternatives
chemical
fertilizers
discussed.
These
significantly
improve
soil
health
plant
growth.
also
highlights
advanced
extraction
techniques,
including
supercritical
CO2
enzyme-assisted
extraction,
expanding
application
derivatives
beyond
traditional
agricultural
uses.
Despite
potential,
high
cultivation
processing
costs
remain,
necessitating
further
optimization
algae-based
viability.
crucial
roles
genetic
engineering
synthetic
biology
emphasized
enhancing
productivity
tailoring
bioproduct
synthesis.
stresses
need
continued
research
technological
overcome
these
barriers,
thus
promoting
broader
adoption
biorefineries
contributing
practices
enhanced
security.
Biology,
Journal Year:
2024,
Volume and Issue:
13(3), P. 199 - 199
Published: March 21, 2024
Microalgae
have
commercial
potential
in
different
sectors
of
the
industry.
Specifically
modern
agriculture,
they
can
be
used
because
ability
to
supply
nutrients
soil
and
produce
plant
growth
hormones,
polysaccharides,
antimicrobial
compounds,
other
metabolites
that
improve
agricultural
productivity.
Therefore,
products
formulated
from
microalgae
as
biofertilizers
biostimulants
turn
out
beneficial
for
agriculture
are
positioned
a
novel
environmentally
friendly
strategy.
However,
these
bioproducts
present
challenges
preparation
affect
their
shelf
life
due
rapid
degradation
bioformulated
products.
this
work
aimed
provide
comprehensive
review
microalgae,
which
bibliometric
analysis
was
carried
establish
trends
using
scientometric
indicators,
technological
advances
were
identified
terms
formulation
methods,
global
market
analyzed.
Plants,
Journal Year:
2024,
Volume and Issue:
13(2), P. 159 - 159
Published: Jan. 6, 2024
Significant
progress
has
been
achieved
in
the
use
of
biostimulants
sustainable
agricultural
practices.
These
new
products
can
improve
plant
growth,
nutrient
uptake,
crop
yield
and
quality,
stress
adaptation
soil
fertility,
while
reducing
agriculture's
environmental
footprint.
Although
it
is
an
emerging
market,
biostimulant
sector
very
promising,
hence
increasing
attention
scientific
community
agro-industry
stakeholders
finding
sources
biostimulants.
Recently,
pro-
eucaryotic
microalgae
have
gained
prominence
be
exploited
as
due
to
their
ability
produce
high-value-added
metabolites.
Several
works
revealed
potential
microalgae-
cyanobacteria-based
(MCBs)
growth
promoters
alleviators,
well
encouraging
results
pointing
out
that
address
current
future
challenges.
In
contrast
macroalgae
biostimulants,
targeted
applications
MBs
agriculture
are
still
earlier
stages
commercial
implementation
constrained
by
lack
research
cost
production.
The
purpose
this
paper
provide
a
comprehensive
overview
on
promising
category
highlight
knowledge
application
prospects.
Based
prevailing
state
art,
we
aimed
roadmap
MCB
formulations
from
cyanobacteria
strain
selection,
algal
biomass
production,
extraction
techniques
type
product
commercialization
farmer
consumer
acceptance.
Moreover,
examples
successful
trials
demonstrating
beneficial
microalgal
point
bottlenecks
constraints
regarding
input
Biology,
Journal Year:
2022,
Volume and Issue:
11(8), P. 1146 - 1146
Published: July 29, 2022
Microalgae
have
demonstrated
a
large
potential
in
biotechnology
as
source
of
various
macromolecules
(proteins,
carbohydrates,
and
lipids)
high-added
value
products
(pigments,
poly-unsaturated
fatty
acids,
peptides,
exo-polysaccharides,
etc.).
The
production
biomass
at
scale
becomes
more
economically
feasible
when
it
is
part
biorefinery
designed
within
the
circular
economy
concept.
Thus,
aim
this
critical
review
to
highlight
discuss
challenges
future
trends
related
multi-product
microalgae-based
biorefineries,
including
both
phototrophic
mixotrophic
cultures
treating
wastewater
recovery
valuable
low-value
(biofertilizers
biostimulants).
therapeutic
properties
some
microalgae-bioactive
compounds
are
also
discussed.
Novel
such
screening
species
for
antimicrobial
compounds,
bioplastics
using
wastewater,
strategy,
need
Life
Cycle
Assessment
studies
(LCA)
suggested
research
lines.