Environmental Challenges,
Год журнала:
2021,
Номер
4, С. 100188 - 100188
Опубликована: Июнь 22, 2021
With
the
rapid
urbanization
and
population
growth,
demand
for
vegetables
is
increasing
day
by
resulting
in
increased
cultivation
area
production
at
expenses
of
soil
fertility.
This
study
aims
to
assess
management
practices
adopted
commercial
vegetable
farmers
changing
socioeconomic
contexts
Bhundrung
village,
Makawanpur.
Participatory
rural
appraisal
tools;
Household
Questionnaire
survey,
Focus
group
discussion,
Key
informant
interview
expert
consultation
were
used
data
collection.
Most
use
farmyard
manure
(FYM)
chemical
fertilizer
(urea,
potash
di-ammonium
phosphate)
maintaining
Application
decreasing,
due
large
farm
size
but
less
number
livestock.
It
has
resulted
scenario
injudicious
supply
fertilizers
with
hope
increment
production.
Lack
knowledge
on
dose,
handling
disposal
pesticides
threatened
degradation
water
quality
outside
farm.
In
context,
practice
joint
decision
making
laborious
activities
like
nursery
bed
preparation,
field
mixing,
intercultural
operation
whereas
technology
direct
money
related
decided
male
members.
recommends
there
a
need
effective
extension
services
sustainable
fertility
management,
finance
market
access
economic
benefits
gender
friendly
environment
farming.
Chemosphere,
Год журнала:
2023,
Номер
326, С. 138428 - 138428
Опубликована: Март 21, 2023
Pesticide
residues
in
soils
can
cause
negative
impacts
on
soil
health
as
well
biota.
However,
research
related
to
the
toxicity
and
exposure
risks
of
pesticides
biota
are
scarce,
especially
North
China
Plain
(NCP)
where
intensively
applied.
In
this
study,
occurrence
distribution
15
commonly
used
41
fields
Quzhou
county
NCP
were
determined
during
growing
season
2020.
The
ecological
biota,
including
earthworms,
enchytraeids,
springtails,
mites
nitrogen
mineralization
microorganisms,
assessed
using
ratios
(TERs)
risk
quotient
(RQ)
methods.
Based
pesticide
detection
rates
RQs,
hazards
ranked
Hasse
diagram.
results
showed
that
concentrated
0-2
cm
depth.
Chlorantraniliprole
was
most
frequently
detected
with
a
rate
37%,
while
highest
concentration
1.85
mg
kg-1
found
for
carbendazim
apple
orchards.
Chlorpyrifos,
imidacloprid
posed
chronic
E.
fetida,
F.
candida
crypticus
TERs
exceeding
trigger
value.
mixtures
70%
investigated
sites.
47.5%
samples
high-risk,
maximum
RQ
490.
According
diagram,
abamectin,
tebuconazole,
chlorantraniliprole
chlorpyrifos
hazardous
study
region,
indicating
alternative
methods
pest
management
need
be
considered.
Therefore,
practical
mitigation
solutions
recommended,
which
use
would
replaced
low-risk
similar
functions
from
or
biopesticides.
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Март 10, 2025
The
application
of
agrochemicals
such
as
organophosphate
pesticides
(OPPs)
has
several
benefits
in
agriculture
but
also
poses
great
risks
to
the
environment
and
human
well-being.
Thus,
this
study
was
conducted
determine
concentrations,
distribution
pattern,
relationships,
potential
sources
OPPs
agricultural
soils
vegetables
from
Delta
Central
District
(DCD)
Nigeria
provide
useful
information
for
pollution
history,
establishment
control
measures
risk
management.
Fourteen
were
determined
soil
using
a
gas
chromatograph-mass
selective
detector
(GC-MSD).
∑14
concentrations
varied
5.29
419
ng
g−1
0.69
130
vegetables.
On
average,
pirimiphos
methyl
(23.8
g−1)
diazinone
(4.74
dominant
respectively.
cumulative
ecological
assessed
toxicity-exposure-ratio
(TER)
quotient
(RQ)
approaches
revealed
that
there
high
organisms.
increasing
order
toxicity
organisms
chlorpyriphos
<
fenitrothion
while
health
suggested
adverse
non-carcinogenic
children
not
adults
exposed
these
Frontiers in Nutrition,
Год журнала:
2023,
Номер
10
Опубликована: Авг. 1, 2023
Food
safety
is
a
widespread
global
concern
with
the
emergence
of
foodborne
diseases.
Thus,
establishing
accurate
and
sensitive
detection
methods
harmful
contaminants
in
different
food
matrices
essential
to
address
prevent
associated
health
risks.
Among
various
analytical
tools,
mass
spectrometry
(MS)
can
quantify
multiple
impurities
simultaneously
due
high
resolution
accuracy
achieve
non-target
profiling
unknown
pollutants
food.
Therefore,
MS
has
been
widely
used
for
determination
hazardous
[e.g.,
mycotoxin,
pesticide
veterinary
drug
residues,
polychlorinated
biphenyls
(PCBs),
dioxins,
acrylamide,
perfluorinated
compounds
(PFCs)
p-Phenylenediamine
(PPDs)
samples].
This
work
summarizes
applications
detecting
matrices,
discusses
advantages
study,
provides
perspective
on
future
directions
development
research.
With
persistent
occurrence
novel
contaminants,
will
play
more
critical
role
analysis.
