Ecological Archives E083-050-A3

Daniel C. Moon and Peter Stiling. 2002. The effects of salinity and nutrients on a tritrophic salt marsh system. Ecology 83:2465-2476.

Appendix C. Results of repeated-measures ANOVA on the effect of treatments on the mean number of galls per 100 Borrichia frutescens stems per plot for green and woody stem types in salt stress experiment.

Source of Variation

Sum of Squares

df

Mean Square

F ratio

P

Green Stems

         

   Between Subjects

         

Salt

18.564

1

18.564

9.416

0.010

Traps

1.806

1

1.806

0.916

0.357

Salt × Traps

1.406

1

1.406

0.713

0.415

Error

23.659

12

1.972

   

   Within Subjects

         

Time

23.928

9

2.659

2.081

0.037

Time × Salt

8.881

9

0.987

0.772

0.642

Time × Traps

6.373

9

0.708

0.554

0.831

Time × Salt × Traps

11.352

9

1.261

0.987

0.455

Error

137.996

108

1.277

   
           

Woody Stems

         

   Between Subjects

         

Salt

1.754

1

1.754

7.834

0.016

Traps

0.019

1

0.019

0.086

0.775

Salt × Traps

0.285

1

0.285

1.272

0.281

Error

2.686

12

0.224

   

   Within Subjects

         

Time

4.175

9

0.464

2.840

0.005

Time × Salt

0.750

9

0.083

0.510

0.864

Time × Traps

0.219

9

0.024

0.149

0.998

Time × Salt × Traps

0.469

9

0.052

0.319

0.967

Error

17.642

108

0.163

   

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