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Table 2 Effects of time, treatment and larval dry weight on relative total amount [μg/mg] and individual amounts of fatty acids

From: Patterns and dynamics of neutral lipid fatty acids in ants – implications for ecological studies

 

Total NLFAs

C16:0

C18:0

C18:1n9

C18:2n6

 

df

F

trend

p

df

F

trend

p

df

F

trend

p

df

F

trend

p

df

F

trend

p

F. fusca (n = 48)

Treatment

1

0.12

 

0.74

1

1.39

 

0.303

1

0.80

 

0.422

1

0.18

 

0.69

1

58.44

 

0.002

Time

1

15.42

< 0.001

1

22.30

< 0.001

1

25.51

< 0.001

1

10.52

0.002

1

11.66

 

0.002

Treatment x Time

1

0.29

 

0.60

1

0.16

 

0.687

1

1.94

 

0.171

1

0.84

 

0.37

1

14.97

high

< 0.001

Residuals

44

   

44

   

44

   

44

   

44

 

low

 

M. rubra (n = 48)

Treatment

1

0.02

 

0.90

1

0.59

 

0.484

1

0.02

 

0.893

1

0.26

 

0.64

1

29.06

0.006

Time

1

6.34

0.016

1

4.60

0.038

1

9.85

0.003

1

4.36

0.043

1

2.98

 

0.09

Treatment x Time

1

0.07

 

0.79

1

0.23

 

0.634

1

0.01

 

0.956

1

0.02

 

0.89

1

2.12

 

0.15

Residuals

44

   

44

   

44

   

44

   

44

   

M. rubra larvae [A] (n = 38)

Treatment

1

11.08

0.029

1

1.36

 

0.308

1

3.20

 

0.148

1

9.93

0.034

1

22.55

0.009

Time

1

12.27

0.015

1

9.62

< 0.001

1

37.08

< 0.001

1

0.46

 

0.502

1

0.09

 

0.765

Treatment x Time

1

0.34

 

0.56

1

0.20

 

0.656

1

2.64

 

0.115

1

1.23

 

0.276

1

2.17

 

0.151

Residuals

33

   

33

   

33

   

33

   

33

   

M. rubra larvae [B] (n = 38)

Treatment

1

25.78

< 0.001

1

2.05

 

0.161

1

2.75

 

0.107

1

10.80

 

0.003

1

21.57

0.001

Dry weight

1

46.35

< 0.001

1

53.59

< 0.001

1

69.50

< 0.001

1

0.15

 

0.700

1

0.62

 

0.434

Treatment x Dry weight

1

3.36

 

0.076

1

1.42

 

0.241

1

0.05

 

0.809

1

4.68

low

0.038

1

0.06

 

0.802

Residuals

33

   

33

   

33

   

33

 

high

 

33

   
  1. Results of linear mixed-effect models. Trends indicate the direction of significant effects (α < 0.05, in bold). For larvae, [A] = time as a factor, [B] = dry weight as a factor