Journal of Southwest Jiaotong University,
Год журнала:
2024,
Номер
59(1)
Опубликована: Янв. 1, 2024
The
sudden
vaname
shrimp
death
factors
are
overfeeding,
disease
infection,
failure
to
mount,
stress,
and
high
rainfall,
which
cause
potential
changes
in
water
pH
that
trigger
anxiety
shrimp.
next
factor
is
turbid
or
dirty
water.
Other
include
insufficient
oxygen
content
the
Therefore,
overcome
these
issues,
a
sensor
explicitly
handles
conditions
needed.
system
built
this
research
still
has
two
stages,
namely
real-time
monitoring
automatic
actuators,
being
developed.
placed
floating
condition
with
specific
materials
so
it
impossible
sink.
Some
tested
sensors
salinity,
pH,
turbidity,
dissolved
sensors.
Its
wireless
telecommunication
uses
LoRa
frequencies
of
920–923
MHz.
It
an
8-dBi
omnidirectional
antenna
Dragino
RFM96
Module
chip.
This
provides
data
on
entire
environment
needed
for
survive.
development
after
focused
actuator,
how
turn
Blower
automatically
needs
results
shown
from
experiment
all
brackish
quality
measurements
running
normally;
displayed
application
server
real
time
using
Tago.io
app
been
connected
LoRaWAN
Module,
915
MHz
found
end
devices.
installed
were
calibrated
produce
accurate
data.
Keywords:
environment,
innovative
sensor,
farming,
monitoring,
smart
aquaculture
DOI:
https://doi.org/10.35741/issn.0258-2724.59.1.18
Antibiotics,
Год журнала:
2024,
Номер
13(9), С. 820 - 820
Опубликована: Авг. 28, 2024
In
recent
years,
the
widespread
application
of
antibiotics
has
raised
global
concerns,
posing
a
severe
threat
to
ecological
health.
this
study,
occurrence,
source,
and
risks
39
belonging
5
classes
in
mangrove
sediments
from
Lianzhou
Bay,
China,
were
assessed.
The
total
concentrations
(∑39
antibiotics)
ranged
65.45
202.24
ng/g
dry
weight
(dw),
with
an
average
142.73
±
36.76
dw.
these
five
as
follows:
Sulfonamides
(SAs)
>
Tetracyclines
(TCs)
Fluoroquinolones
(QUs)
Penicillin
(PCs)
Macrolides
(MLs).
spatial
distribution
varied
high
tidal
zone
middle
low
zone.
organic
carbon
(TOC),
pH,
nitrate
(NO
Journal of Southwest Jiaotong University,
Год журнала:
2024,
Номер
59(1)
Опубликована: Янв. 1, 2024
The
sudden
vaname
shrimp
death
factors
are
overfeeding,
disease
infection,
failure
to
mount,
stress,
and
high
rainfall,
which
cause
potential
changes
in
water
pH
that
trigger
anxiety
shrimp.
next
factor
is
turbid
or
dirty
water.
Other
include
insufficient
oxygen
content
the
Therefore,
overcome
these
issues,
a
sensor
explicitly
handles
conditions
needed.
system
built
this
research
still
has
two
stages,
namely
real-time
monitoring
automatic
actuators,
being
developed.
placed
floating
condition
with
specific
materials
so
it
impossible
sink.
Some
tested
sensors
salinity,
pH,
turbidity,
dissolved
sensors.
Its
wireless
telecommunication
uses
LoRa
frequencies
of
920–923
MHz.
It
an
8-dBi
omnidirectional
antenna
Dragino
RFM96
Module
chip.
This
provides
data
on
entire
environment
needed
for
survive.
development
after
focused
actuator,
how
turn
Blower
automatically
needs
results
shown
from
experiment
all
brackish
quality
measurements
running
normally;
displayed
application
server
real
time
using
Tago.io
app
been
connected
LoRaWAN
Module,
915
MHz
found
end
devices.
installed
were
calibrated
produce
accurate
data.
Keywords:
environment,
innovative
sensor,
farming,
monitoring,
smart
aquaculture
DOI:
https://doi.org/10.35741/issn.0258-2724.59.1.18
