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Table 1 Soil physical properties at various piospheric distances (in meters)

From: Effect of piospheres on physio-chemical soil properties in the Southern Rangelands of Kenya

 

Wet season

Dry season

Piosphere

Distance (m)

BD (gcm−3)

%Porosity

K-Sat

% SA

%MC

BD (gcm3)

Porosity

K-sat

SA

%MC

Dam

20

1.20b

55.84a

0.04a

43.05a

20.90a

1.09c

58.86a

0.05a

48.86a

18.90a

40

1.07ab

59.24ab

0.07a

46.52ab

25.40ab

1.06bc

60.00ab

0.07a

50.00a

21.10a

60

1.05ab

60.00b

0.13b

50.30bc

25.80b

1.06ab

60.00ab

0.11ab

46.17a

19.60a

80

1.02a

60.37bc

0.13b

50.81c

26.20bc

1.05ab

60.37b

0.12b

50.37a

20.40a

100

1.01a

61.13c

0.33c

51.80d

30.70c

1.03a

61.13c

0.29c

51.13a

20.60a

Trough

20

1.23c

53.66a

0.11a

43.92a

18.40a

1.19c

56.23a

0.11a

46.23a

11.60a

40

1.19bc

55.09ab

0.13a

44.53a

21.90ab

1.16bc

56.43ab

0.12a

46.42a

11.90a

60

1.16ab

56.41b

0.19b

50.31b

24.20b

1.14bc

57.17b

0.20a

47.17ab

12.60ab

80

1.09ab

58.87bc

0.94c

50.31b

26.10bc

1.11b

58.11bc

0.89b

48.11ab

12.80ab

100

1.07a

59.81c

5.15d

56.98c

31.80c

0.96a

63.96c

4.68c

53.96b

16.50b

River

20

1.17c

54.72a

0.03a

47.54a

20.10a

1.2d

56.61a

0.02a

46.61a

11.50a

40

1.08ab

59.62ab

0.11ab

48.89ab

21.20a

1.07c

59.64b

0.11a

49.64b

11.60a

60

1.06b

60.37b

0.39b

49.25bc

22.60ab

1.02b

61.52bc

0.37a

51.52bc

11.90a

80

1.05b

61.51bc

4.64c

50.87c

23.10b

1.01b

61.89bc

4.68b

51.89bc

12.60ab

100

1.00a

61.89c

5.81d

55.85d

25.10c

0.89a

66.41c

5.92c

56.41c

13.70b

 

LSD

0.05

2.04

3.17

3.74

5.54

0.82

2.93

2.17

3.87

6.95

  1. Means with the same letters within a column are not significantly different (P ≤ 0.05)
  2. Key: BD = Soil bulk density; K-sat = saturated hydraulic conductivity; %SA = Soil aggregate stability; %MC = Soil moisture content