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Table 1 Results for F-tests on electroantennographic measurements

From: Isoprene emission by poplar is not important for the feeding behaviour of poplar leaf beetles

Effect

df1

df2

F value

P-value

species

1

78

1.46

0.23

gender

1

78

0.00

0.97

species × gender

1

78

1.90

0.17

comp

7

1620

273.2

<0.0001

conc

2

1620

144.5

<0.0001

comp × conc

12

1610

11.20

<0.0001

species × comp

7

1610

41.88

<0.0001

species × conc

2

1610

17.85

<0.0001

species × comp × conc

12

1610

5.50

<0.0001

gender × comp

7

1610

2.48

0.02

gender × conc

2

1610

0.35

0.71

gender × comp × conc

12

1610

0.72

0.72

species × gender × comp

7

1610

0.92

0.49

species × gender × conc

2

1610

0.81

0.44

species × gender × comp × conc

13

1610

0.45

0.94

order

1

87

132.4

<0.0001

order2

1

87

20.9

<0.0001

  1. Results are shown for fixed effects of beetle species, gender, volatile compound (comp), concentration (conc), and their interactions;order of application and order2 are included as covariates in the mixed model