Page 69 - 006
P. 69
63
%
! ' (population doubling time = DT) (" L
Birch (1948),
Laughlin (1965), Harcourt (1969), Napompeth (1973) Price (1975)
4.2.2 Partial ecological life table
'
(
/" * ' 7" 9#
1
1
/
)
1
/
+
1
/
" ("# '
* ' (% " '5( ! % ##
partial ecological life table &1 & ' !H K 5(
& ! . L,
" )
)
( "
* 2 # (l )
# "
* 2 # (x) survivorship curve
x
(" L
Birch (1948), Laughlin (1965), Harcourt (1969), Napompeth (1973)
Price (1975) * !(
"'
( ## ( * *
! 0 ( ("
+7
/
+/
$+
4 9 #
* & #&0 M** "! / ( .6/
") (' /! #) , ! ' /!0(
4.3 " %_ # $9o#L " $ V !" : ; (Example of life table study)
EZ
_
4.3.1 " % # $9o#L " $ V !" [$q , Dermatophagoides
pteronyssinus (Trouessart)
/
$+
4 % 5 Z0W ( 1 & 2550) (" 5 Z0W .$3)
1
1
.$ " 500 '
3! . L0,
.6/ 5(5 %
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0
1
+
/
* 100 V "5 5 Z0W 5
5 V 20
# '
3
VM
'
0
/
.6/ $+
4
(% (larva) " ' / 1 (protonymph) " ' 3
0
(tritonymph) Y " (adult) (" 8. .$ " $+
4 ! .$3) .$ "
+
' / 0 -) & %67 29±1°C, 75±2%RH *# '
5 5 '
*
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0
* " (
'( * '1
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6/
(
$+
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)
/
0
5 Z0W / 5 V
' / 20
* 2 # 5 !) !0( 5 .$ " " 6
6/
' 25 ("5
!0( 5.82 V / / 5 "(5 *
Y "
0
6
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6
17 ' 36 ( ' 4.1 ' 4.2)
&1 & biological parameters
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)
0
.# 5
" ". L0,!0'L (R ) (*1 ' %
' / . / ) '
#
+7
o
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0
0
0
22.71 ' " "
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&
c
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# 26.55 & ! ! 'L f
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(r ) & ! ! 'L f
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7
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1 ( %
* 2 !- . ( '5 *1
( & '
# 0.12
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/
. / ' / ' * (λ) (*1 ' ' / %
! H . / %
5( % " ' /!
)
& '
# 1.12 ' ' " ' %
. / ! ' (DT) & '
#
/
/
