Our Forest Studies

Abiotic Data

Abiotic Data Table (2004)*
 Factor

 Flood Plain

 Average

 Lower Slope

 Average

Upper Slope 

 Average

Session 1

 Session 2

 Session 1

 Session 2

 Session 1

 Session 2

 Air Temp. Sun (C)

27.5

22.7

25.1

27.9 

23

25.5

29.7

 20

 24.9

 Air Temp. Shade (C)

 25,8

20.3

23.1

 24.9

 21.3

 23.1

 22.4

20.3

21.4

 Soil Temp. Sun (C)

19

17.7

18.4

21.6

18

19.8

25.6

18

21.8

 Soil Temp. Shade (C)

16.5

 17.3

 17

 19.7

 18

 18.9

 18

 16.3

 17.2

 Litter Temp. Sun (C)

25

18

 21.5

24.7

19 

21.9

26.3 

 18

 22.2

 Litter Temp. Shade (C)

 22

18.7

20.4

 21.9

17.7

 19.8

 21.4

 19.3

20.4

 Humidity %

73.2

 85

79.1

60.1

 91.7

75.9

 61.1

 91

 76.1

 Light Intensity (footcandle)

333

 856.7

594.9

314

 1087.3

700.7

752

 683

717.5

 Sand in Soil %

57.7

 48.7

 53.2

45.3

57.7

 51.5

 47.3

 57.7

 52.4

 Silt in Soil %

 24.3

46

 35.2

38

34.3

36.2

 43.3

 25.7

 34.5

 Clay in Soil %

18

 5.3

 11.7

16.7

8

18.2

9.3

16.7

 13

 Soil pH 6.0-6.5 optimum

6.7

 6.3

 6.5

6.3

6.8

6.6

 5.8

 6.0

 5.9

 Nitrogen 20 lb/acre min.

 14.3

 13.3

 13.8

 16.7

 36.7

 26.7

12.7

 30

 21.4

 Phosphorus 40 lb/acre min.

 93

 75

 84

 91,7

 83.3

87.5

 84

91.7

 87.9

 Potassium 70 lb/acre min.

216.7

153.3

 185

 285.7

 193.3

239.5

 310

200

 255

 Soil moisture %

23

19.6

 21.3

26

 22.2

 24.1

 22

 22.8

 22.4

*Each of the recorded values under the session columns are averages of the measurements taken by groups A, B, and C.




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