Ecological Archives A020-059-A2

S. M. Moseman, K. Armaiz-Nolla, and L. A. Levin. 2010. Wetland response to sedimentation and nitrogen loading: diversification and inhibition of nitrogen-fixing microbes. Ecological Applications 20:1556–1568.

Appendix B (TABLE B1). Independent and overall effects of nitrogen, sediment, and their interaction as well as plot (location) on (A) nitrogen fixation rates and (B) diazotroph richness in surface sediments (0–1 cm) in Experiment 1, based on multiple-factor ANOVA tests; significant results are in bold font..

(A)

Premanipulation

After 2 days

After 17 days

   Nitrogen

F1,34 = 0.63, P = 0.43

F1,30 = 1.0, P = 0.09

F1,31 = 5.26, P = 0.03

   Sediment

F1,34 = 0.19, P = 0.61

F1,30 = 4.27, P = 0.05

F1,31 = 0.19, P = 0.66

   Interaction of nitrogen and sediment

F1,34 = 1.67, P = 0.21

F1,30 = 0.33, P = 0.57

F1,31 = 0.05, P = 0.82

   Plot

F8,34 = 1.29, P = 0.30

F7,30 = 6.65, P < 0.01

F8,31 = 1.19, P = 0.34

   Overall

F 11,34 = 1.14, P = 0.37

F10,30 = 1.15, P = 0.35

F11,31 = 1.28, P = 0.29

(B)

     

   Nitrogen

F1,32 = 1.11, P = 0.30

F1,32 = 0.08, P = 0.78

F1,32 = 5.19, P = 0.03

   Sediment

F1,32 = 0.95, P = 0.34

F1,32 = 0.99, P = 0.33

F1,32 = 0.63, P = 0.44

   Interaction of nitrogen and sediment

F1,32 = 0.53, P = 0.47

F1,32 = 0.009, P = 0.98

F1,32 = 0.01, P = 0.90

   Plot

F8,32 = 1.52, P = 0.21

F8,32 = 0.63, P = 0.74

F8,32  = 1.40, P = 0.25

   Overall

F11,32 = 1.35, P = 0.26

F3,32 = 0.37, P = 0.78

F3,32 = 2.09, P = 0.12


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