Research Square (Research Square),
Journal Year:
2023,
Volume and Issue:
unknown
Published: Aug. 14, 2023
Abstract
Dust
pollution
poses
environmental
hazards,
affecting
agriculture
through
reduced
sunlight
exposure,
photosynthesis,
crop
yields,
and
food
security.
Also,
dust
adversely
impacts
plant
physiology
herbicide
efficacy,
but
our
study
found
it
can
also
enhance
certain
herbicides.
A
factorial
experiment
was
conducted
in
2019
replicated
2020
to
evaluate
the
interactive
effects
of
various
applications,
including
bentazon,
sulfosulfuron,
tribenuron-methyl,
aminopyralid
+
florasulam,
foramsulfuron
iodosulfuron
thiencarbazone,
2,4-D
MCPA,
acetochlor
on
redroot
pigweed
(
Amaranthus
retroflexus
L.)
control
efficacy.
decreased
total
chlorophyll
9.2%
content
by
9.2%,
while
application
pigweed’s
67.5%.
The
reduction
more
pronounced
when
herbicides
were
applied
presence
dust.
Herbicides
pigweed's
leaf,
stem
weights,
biomass.
Finally,
biomass
plants
thiencarbazone
regardless
presence,
showing
most
significant
effect.
results
indicate
that
used
could
affect
growth,
which
signifies
dust,
resulting
efficacy
or
increased
rate
resistance
evolution.
The Science of The Total Environment,
Journal Year:
2023,
Volume and Issue:
905, P. 167797 - 167797
Published: Oct. 12, 2023
Pesticides
are
widely
used
as
plant
protection
products
(PPPs)
in
farming
systems
to
preserve
crops
against
pests,
weeds,
and
fungal
diseases.
Indoor
dust
can
act
a
chemical
repository
revealing
occurrence
of
pesticides
the
indoor
environment
at
time
sampling
(recent)
past.
This
turn
provides
information
on
exposure
humans
their
homes.
In
present
study,
part
Horizon
2020
funded
SPRINT
project,
presence
198
pesticide
residues
was
assessed
128
samples
from
both
conventional
organic
farmworker
households
across
Europe,
Argentina.
Mixtures
were
found
all
(25-121,
min-max;
75,
median).
Concentrations
varied
wide
range
(<0.01
ng/g-206
μg/g),
with
glyphosate
its
degradation
product
AMPA,
permethrin,
cypermethrin
piperonyl
butoxide
highest
levels.
Regarding
type
pesticides,
insecticides
showed
significantly
higher
levels
than
herbicides
fungicides.
related
farms
lower
number
residues,
total
individual
concentrations
those
farms.
Some
no
longer
approved
ones
(29
%),
acute/chronic
hazards
human
health
(32
%)
environmental
toxicity
(21
%).
Agriculture,
Journal Year:
2023,
Volume and Issue:
13(6), P. 1131 - 1131
Published: May 27, 2023
A
method
was
developed
to
determine
glyphosate,
aminomethylphosphonic
acid
(AMPA),
and
glufosinate
in
soil.
The
worldwide
use
of
this
herbicide
agricultural
activities,
its
known
negative
effects
on
both
the
environment
health,
have
generated
interest
establishment
methodologies
for
determination
several
matrices
at
trace
level.
development
analytical
methods
AMPA,
is
challenging
due
present
amphoteric
properties,
high
solubility
water,
low
molecular
weight,
affinity
ions
presents
soil,
lack
chromophore
groups
structure,
making
quantification
difficult.
proposed
exhibits
a
linear
range
from
5.0
600
µg/kg
with
limits
detection
1.37,
0.69
1.22
μg/kg,
4.11,
2.08,
3.66
μg/kg
glufosinate,
respectively,
adequate
repeatability
reproducibility
(coefficients
variation
<8.0%
recovery
percentages
between
93.56%
99.10%).
matrix
effect
calculated
each
analyte,
proving
be
good
alternative
these
contaminants.
described
applied
46
soil
samples
collected
crop
fields
Hidalgo,
Mexico,
concentrations
varying
not
detected
4.358
(for
AMPA).
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Feb. 15, 2024
Abstract
Dust
pollution
poses
environmental
hazards,
affecting
agriculture
through
reduced
sunlight
exposure,
photosynthesis,
crop
yields,
and
food
security.
This
study
explores
the
interference
of
dust
on
herbicide
efficacy
to
control
weeds
in
a
semi-arid
region.
In
factorial
experiment
conducted
2019
replicated
2020,
interaction
various
applications,
including
bentazon,
sulfosulfuron,
tribenuron-methyl,
aminopyralid
+
florasulam,
foramsulfuron
iodosulfuron
thiencarbazone,
2,4-D
MCPA,
acetochlor,
controlling
Amaranthus
retroflexus
L.
were
assessed.
induced
9.2%
reduction
total
chlorophyll
content
A.
,
while
application
independently
led
67.5%
decrease.
Contrary
expectations,
herbicides
performed
better
dust,
except
which
caused
28%
drop
plant
height
29%
decrease
biomass
compared
non-dust
conditions.
Both
exerted
suppressive
effects
retroflexus's
leaf
stem
weights
overall
biomass.
Despite
presence,
tribenuron-methyl
(95.8%),
florasulam
(95.7%),
sulfosulfuron
(96.5%),
thiencarbazone
(97.8%)
effectively
controlled
retroflexus.
These
findings
indicate
that
dust's
effect
is
herbicide-dependent
but
generally
increased
amplified
.
