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Table 2 Summary of ANOVA results

From: Effects of elevated CO2 on photosynthetic traits of native and invasive C3 and C4 grasses

Source

Photo.

Cond.

SD (top)

SD (bot.)

SLA

Tillers

% N

% C

C:N

Shoot

Root

CO2

 

***

    

*

 

†

†

 

F2,4 = 0.5

F 2,4  = 234.9

F2,4 = 0.3

F2,4 = 0.3

F2,4 = 0.6

F2,4 = 0.5

F 2,4  = 9.1

F2,4 = 0.3

F2,4 = 6.3

F2,4 = 5.6

F2,4 = 4.3

SP

†

***

***

***

***

***

***

***

***

***

***

F12,24 = 1.9

F 12,24  = 16.5

F 12,24  = 41.3

F 12,24  = 98.0

F 12,24  = 10.8

F 12,24  = 44.7

F 14,28  = 14.4

F 14,28  = 9.5

F 14,28  = 13.1

F 14,26  = 11.4

F 14,26  = 21.2

CO2 × SP

        

†

  

F24,48 = 1.1

F24,48 = 1.0

F24,48 = 0.8

F24,48 = 1.2

F24,48 = 1.3

F24,43 = 1.3

F28,56 = 1.5

F28,56 = 1.0

F28,56 = 1.6

F28,52 = 1.2

F28,52 = 1.0

T

**

*

 

†

*

**

     

F 1,2  = 109.1

F 1,2  = 37.2

F1,2 = 1.5

F1,2 = 10.8

F 1,2  = 38.3

F 1,2  = 197.7

     

CO2 × T

F2,4 = 1.8

F2,4 = 0.2

F2,4 = 2.4

F2,4 = 0.1

F2,4 = 3.9

F2,4 = 1.1

     

SP x T

†

*

*

 

***

***

     

F12,24 = 1.9

F 12,24 = 2.3

F 12,24  = 2.8

F12,24 = 1.7

F 12,24  = 6.2

F 12,24  = 15.2

     

CO2 × SP × T

  

†

*

*

†

     

F24,48 = 1.1

F24,48 = 1.3

F24,48 = 1.7

F 24,48  = 176

F 24,48  = 1.8

F24,41 = 1.6

     
  1. Values in italics represent significant effects
  2. † P < 0.10; * P < 0.05; ** P < 0.01; *** P < 0.001
  3. Blank fields not analysed, SP species, T time, Photo. photosynthetic rate, Cond. conductance, SLA specific leaf area, SD stomatal density, bot. bottom