Database Reference
In-Depth Information
1: NYMPHS
2: ADULTS
3: NYMPHS D
4: ADULTS D
1:
10.00
2:
6.00
3:
10.00
4:
6.00
1:
5.00
2:
3.00
3:
5.00
4:
3.00
1
1
4
4
2
2
4
1:
0.00
1
2
3
3
2:
0.00
2
3
3:
0.00
1
3
4
4:
0.00
0.00
60.25
120.50
180.75
241.00
Days
Fig. 3.4
TWO-AGE CLASS PARASITE MODEL
ADULTS(t)
=
ADULTS(t
−
dt)
+
(MATURING
−
ADULT DYING) * dt
INIT ADULTS
=
.10
{
Individuals
}
INFLOWS:
MATURING
=
MNSF * NYMPHS*(1
−
IC)/TN
{
Individuals per Day
}
OUTFLOWS:
ADULT DYING
=
ADULTS * (1
−
EXP(LOGN(EASF)/TA * DT))/DT
{
Individuals per Day
}
ADULTS D(t)
=
ADULTS D(t
−
dt)
+
(MATURING D
+
I R
−
D ADULT DYING) * dt
INIT ADULTS D
=
.10
{
Individuals
}
INFLOWS:
MATURING D
=
MNSF D*NYMPHS D/TN D
I R
=
INFECTION RATE
{
Individuals per Day
}
OUTFLOWS:
D ADULT DYING
=
ADULTS D*(1
−
EXP(LOGN(EASF D)/TA D*
DT))/DT
{
Individuals per Day
}
NYMPHS(t)
=
NYMPHS(t
−
dt)
+
(BIRTHING
−
DYING
−
MATURING
−
INFECTION RATE) * dt
INIT NYMPHS
=
0
{
Individuals
}
INFLOWS:
BIRTHING
=
LAY RATE*ADULTS
{
Individuals per Day
}
OUTFLOWS:
DYING
=
(1
−
MNSF)*NYMPHS/DT
