Ecological Archives M074-006-A4

Diego P. Vázquez and Daniel Simberloff. 2004. Indirect effects of an introduced ungulate on pollination and plant reproduction. Ecological Monographs 74:281–308.

Appendix F. An ANOVA table of mixed-model analysis of the effect of cattle on pollen deposition for four species whose density was significantly lower in grazed sites.

     

ANOVA

Species

Year

Variable

Source

Numerator df

Denominator df

MS

F

P

                 

Alstroemeria aurea

1999–2000

Conspecific pollen

G

1

3

208029.0

5.26

0.1049

 
 
 

P

3

3

106946.0

2.65

0.2225

 
 
 

G × P

3

212

40390.0

5.76

0.0008

 
 

Heterospecific pollen

G

1

3

209769.0

14.82

0.0305

 
 
 

P

3

3

147239.0

10.19

0.0441

 
 
 

G × P

3

212

14450.0

5.76

0.0008

 
 

Proportion conspecific pollen

G

1

3

325798.0

10.69

0.0466

 
 
 

P

3

3

136248.0

4.37

0.1286

 
 
 

G × P

3

212

31197.0

13.48

<.0001

 

2000–2001

Conspecific pollen

G

1

3

8047452.0

17.39

0.0224

 
 
 

P

3

3

946479.0

1.66

0.3431

 
 
 

G × P

3

530

569110.0

9.19

<.0001

 
 

Heterospecific pollen

G

1

3

63655.0

3.90

0.1376

 
 
 

P

3

3

25009159.0

12.52

0.0334

 
 
 

G × P

3

530

200464.0

8.84

<.0001

 
 

Proportion conspecific pollen

G

1

3

3539797.0

741.17

<.0001

 
 
 

P

3

3

1106850.0

7518.37

<.0001

 
 
 

G × P

3

529

147.2

0.01

0.9993

 
 
 
 
 
 
 
 
 

Aristotelia chilensis

2000–2001

Conspecific pollen

G

1

3

109507.0

0.59

0.4957

 
 
 

P

3

3

146703.0

0.76

0.5856

 
 
 

G × P

3

132

192445.0

5.03

0.0025

 
 

Heterospecific pollen

G

1

3

48067.0

5.69

0.0912

 
 
 

P

3

3

16179.0

1.88

0.3088

 
 
 

G × P

3

132

8612.5

1.53

0.2105

 
 

Proportion conspecific pollen

G

1

3

29050.0

2.96

0.1726

 
 
 

P

3

3

34558.0

3.56

0.1622

 
 
 

G × P

3

131

9694.9

0.80

0.4966

 
 
 
 
 
 
 
 
 

Cynanchum diemii

1999–2000

Conspecific pollen

G

1

2

702.3

2.07

0.2818

 
 
 

P

2

2

343.1

1.01

0.4982

 
 
 

G × P

2

53

340.6

1.11

0.3386

 
 
 
 
 
 
 
 
 

Ribes magellanicum

1999–2000

Conspecific pollen

G

1

2

2933.1

0.33

0.6084

 
 
 

P

2

2

52548.0

7.57

0.3837

 
 
 

G × P

2

35

8521.3

0.71

0.4971

 
 

Heterospecific pollen

G

1

2

2445.2

3.75

0.1378

 
 
 

P

2

2

2327.3

7.68

0.6061

 
 
 

G × P

2

35

575.6

0.49

0.6145

 
 

Proportion conspecific pollen

G

1

2

3218.1

1.89

0.2484

 
 
 

P

2

2

7866.9

14.25

0.7111

 
 
 

G × P

2

35

1452.2

0.43

0.6558

 

2000–2001

Conspecific pollen

G

1

3

2664.9

0.06

0.8107

 
 
 

P

3

3

320024.0

8.11

0.0597

 
 
 

G × P

3

42

39484.0

0.76

0.5237

 
 

Heterospecific pollen

G

1

3

66896.0

12.54

0.0129

 
 
 

P

3

3

5438.0

1.18

0.4481

 
 
 

G × P

3

42

4617.9

0.53

0.6651

 
 

Proportion conspecific pollen

G

1

3

120601.0

5.56

0.0852

 
 
 

P

3

3

31836.0

1.33

0.4109

 
 
 

G × P

3

42

23993.0

2.23

0.0988

   Notes: Tests were conducted on data ranks. Main effects of grazing (G) and pair (P) and their interaction (G × P) are given. P values <0.1 are in bold.



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