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臺灣農藥科學 第
1
期
156
表一、臺中市大里茄園不施藥區植食性種類在茄葉及花上之
Iwao
’
s m*-m regression
及
Taylor
’
s power law
的係數值
Table 1.
Parameters of Iwao
’
s m*-m and Taylor
’
s power law for the analysis of herbivores found on
leaves and flowers in an eggplant plot that had not been treated with pesticides
Herbivore
family
n
Iwao’s m*-m regression
Taylor’s power law
α
β
R
2
P
Log(a)
b
R
2
P
Spire leaf
Thripidae 24 0.267
(0.281)
1)
2.009
(0.457)**
2)
0.468 0.000 0.637
(0.106)**
1.131
(0.093)
0.870 0.000
Aphididae 19 2.575
(1.536)
3.873
(1.680)
0.238 0.034 1.844
(0.167)**
1.419
(0.083)**
0.945 0.000
Tarsonemi-
dae
24 29.396
(6.145)**
1.408
(0.401)
0.359 0.002 2.859
(0.226)**
1.270
(0.105)**
0.870 0.000
Expanded leaf
Thripidae 24 2.053
(1.962)
3.277
(0.137)**
0.859 0.000 1.545
(0.106)**
1.708
(0.067)**
0.966 0.000
Aphididae 24 32.264
(16.400)
4.270
(0.583)**
0.510 0.000 2.055
(0.210)**
1.888
(0.094)**
0.949 0.000
Aleyrodi-
dae
24 -0.069
(2.376)
3.903
(0.266)**
0.908 0.000 1.574
(0.143)**
1.605
(0.084)**
0.943 0.000
Typhlocy-
binae
24 0.628
(0.362)
1.454
(0.068)**
0.955 0.000 0.958
(0.066)**
1.295
(0.032)**
0.986 0.000
Tetranych-
oidea
24 170.572
(100.700)
5.777
(2.676)
0.174 0.042 -0.090
(0.236)**
0.484
(0.031)**
0.920 0.000
Tarsonemi-
dae
23 22.225
(5.763)**
0.944
(0.089)**
0.841 0.000 2.401
(0.257)**
1.197
(0.163)
0.721 0.000
Flower
Thripidae 21 1.661
(0.477)
0.985
(0.137)**
0.731 0.000 0.869
(0.580)
0.913
(0.498)
0.151 0.082
Aphididae 19 5.443
(2.306)**
4.706
(0.583)**
0.794 0.000 2.443
(0.108)**
1.508
(0.053)**
0.980 0.000
Tarsonemi-
dae
21 1.402
(0.693)
3.493
(0.261)**
0.904 0.000 1.649
(0.104)**
1.611
(0.070)**
0.966 0.000
1)
Standard error values are listed in parentheses.
2)
** denotes significant difference in Student-
t
test results at a level of
α
= 0.05. Null hypothesis of
α
and log(a)
parameters are 0;
β
and b are 1.