Ecological Archives E095-004-A2

Laura Radville, Liahna Gonda-King, Sara Gómez, Ian Kaplan, Evan L. Preisser. 2014. Are exotic herbivores better competitors? A meta-analysis. Ecology 95:30–36. http://dx.doi.org/10.1890/13-0728.1

Appendix B. Supplemental results: analyses of the importance of coevolutionary history, temporal separation, and spatial separation on interspecific competition when controlling exotic/native status of the focal and competing herbivore.

Table B1. The effect of native/exotic status on interspecific competition with native and exotic competitors with 95% confidence intervals (CI).

 

Focal insect is native

Focal insect is exotic

Competitor is native

 

QB

P value

Effect size (RR)focal

CI lowerfocal

CI upperfocal

df

Effect size (RR)competitor

CI lowercompetitor

CI uppercompetitor

df

Growth

12.7908

0.022

0.9639

0.9434

0.9848

146

0.8883

0.8532

0.9248

54

Fecundity

28.861

0.002

0.5271

0.4351

0.6386

22

1.3449

0.9564

1.8911

8

Survival

18.4264

0.006

0.9414

0.8776

1.0099

73

0.7224

0.6514

0.8011

30

Development time

21.0842

0.001

0.952

0.9303

0.9742

61

1.0602

1.0157

1.1067

18

Competitor is exotic

 

QB

P value

Effect size (RR)focal

CI lowerfocal

CI upperfocal

df

Effect size (RR)competitor

CI lowercompetitor

CI uppercompetitor

df

Growth

0.3825

0.616

0.9203

0.874

0.969

38

0.8954

0.8311

0.9646

27

Fecundity

0.0961

0.745

0.7622

0.2945

1.9727

2

0.8202

0.6886

0.9769

22

Survival

13.1907

0.001

0.4069

0.298

0.5556

18

0.7826

0.6365

0.9622

40

Development time

52.65

0.002

1.2762

1.2014

1.3557

10

0.9841

0.9365

1.0341

16

 

Table B2. The effect of focal insect and host plant coevolutionary history on interspecific competition with 95% confidence intervals (CI) when the status of the focal and competing insects are controlled for. "." indicates that there were not enough data to run analyses.

 

Focal insect and host plant share a coevolutionary history

Focal insect and plant do not share a coevolutionary history

Nativefocal vs. nativecompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

9.9372

0.014

0.9682

0.9487

0.9881

96

1.0959

0.994

1.2082

5

Fecundity

.

.

.

.

.

.

.

.

.

.

Survival

5.5204

0.218

0.9554

0.8677

1.052

33

1.4759

0.1519

14.3408

1

Development time

0.3151

0.523

0.9633

0.9336

0.9941

35

0.9885

0.8615

1.1341

3

Exoticfocal vs. exoticcompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

0.0766

0.833

0.9902

0.8396

1.1678

5

1.0344

0.6541

1.6357

3

Fecundity

0.0011

0.968

0.7849

0.586

1.0512

11

0.792

0.2793

2.2456

2

Survival

1.4084

0.283

0.7004

0.5269

0.931

11

0.8606

0.6714

1.103

14

Development time

.

.

.

.

.

.

.

.

.

.

Nativefocal vs. exoticcompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

3.3874

0.097

0.9615

0.8847

1.0449

12

0.7947

0.2341

2.6977

1

Fecundity

.

.

.

.

.

.

.

.

.

.

Survival

.

.

.

.

.

.

.

.

.

.

Development time

.

.

.

.

.

.

.

.

.

.

Exoticfocal vs. nativecompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

.

.

.

.

.

.

.

.

.

.

Fecundity

.

.

.

.

.

.

.

.

.

.

Survival

.

.

.

.

.

.

.

.

.

.

Development time

.

.

.

.

.

.

.

.

.

.

 

Table B3. The effect of spatial separation on interspecific competition when control for native/exotic status of focal and competing insects. "." indicates there were not enough data to run analyses.

 

Spatial separation between focal and competing insect

No spatial separation between focal and competing insect

Nativefocal vs. nativecompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

7.8688

0.043

0.9972

0.9644

1.0311

63

0.9361

0.9084

0.9646

82

Fecundity

4.704

0.114

0.6512

0.4919

0.8619

7

0.4678

0.3808

0.5746

14

Survival

43.6897

0.001

1.6975

1.3618

2.1159

8

0.8638

0.8034

0.9288

64

Development time

31.0246

0.001

1.0161

0.9864

1.0466

18

0.9242

0.9066

0.9422

42

Exoticfocal vs. exoticcompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

1.189

0.32

0.8788

0.7873

0.981

10

0.936

0.8799

0.9957

27

Fecundity

.

.

.

.

.

.

.

.

.

.

Survival

2.9878

0.106

0.8346

0.1915

3.6384

3

0.3401

0.2051

0.5641

14

Development time

.

.

.

.

.

.

.

.

.

.

Nativefocal vs. exoticcompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

68.0697

0.002

0.6749

0.6217

0.7326

18

0.9677

0.93

1.0069

35

Fecundity

3.6297

0.214

0.8401

0.3006

2.348

3

1.919

0.8595

4.2844

4

Survival

0.1402

0.792

0.7549

0.5343

1.0667

5

0.714

0.6253

0.8152

24

Development time

.

.

.

.

.

.

.

.

.

.

Exoticfocal vs. nativecompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

1.4367

0.41

0.8702

0.794

0.9537

20

0.943

0.8331

1.0673

6

Fecundity

1.0224

0.382

0.9629

0.6202

1.4947

6

0.7821

0.632

0.9678

15

Survival

4.2684

0.106

0.6162

0.4515

0.841

10

0.8621

0.7271

1.022

29

Development time

14.8769

0.036

0.8158

0.6563

1.0141

2

0.9967

0.9717

1.0223

13

 

Table B4. The effect of temporal separation on interspecific competition when control for native/exotic status of focal and competing insects. "." indicates there were not enough data to run analyses.

Nativefocal vs. nativecompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

10.6983

0.012

0.9229

0.8902

0.9568

51

0.9945

0.967

1.0228

87

Fecundity

6.8365

0.071

0.444

0.3546

0.5559

11

0.6556

0.5148

0.835

10

Survival

9.1942

0.055

0.801

0.7025

0.9134

21

1.0066

0.9267

1.0934

48

Development time

4.4395

0.033

0.9293

0.9013

0.9582

21

0.9666

0.9444

0.9893

37

Exoticfocal vs. exoticcompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

0.5464

0.539

0.8895

0.8184

0.9667

16

0.9253

0.8577

0.9983

19

Fecundity

.

.

.

.

.

.

.

.

.

.

Survival

2.9962

0.106

0.8264

0.1933

3.5332

3

0.3398

0.2053

0.5624

14

Development time

.

.

.

.

.

.

.

.

.

.

Nativefocal vs. exoticcompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

0.5282

0.732

0.8909

0.8468

0.9374

28

0.9134

0.8699

0.9592

24

Fecundity

9.2802

0.044

2.0158

1.0976

3.7021

5

0.5755

0.1351

2.4507

2

Survival

0.8657

0.493

0.7809

0.6186

0.986

9

0.6955

0.601

0.8048

20

Development time

0.0009

0.987

1.0578

0.8064

1.3875

2

1.0599

1.0005

1.1229

15

Exoticfocal vs. nativecompetitor

 

QB

P value

Effect size (RR)

CI lower

CI upper

df

Effect size (RR)

CI lower

CI upper

df

Growth

0.0404

0.893

0.9032

0.8333

0.9789

20

0.8889

0.7502

1.0532

6

Fecundity

0.5194

0.54

0.783

0.6186

0.9911

14

0.8924

0.6343

1.2555

7

Survival

2.642

0.221

0.6668

0.5522

0.8053

22

0.8469

0.6584

1.0894

12

Development time

2.1756

0.407

0.936

0.8307

1.0547

3

0.9921

0.9661

1.0188

12


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