Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2008 by Universidad Católica de Valparaíso -- Chile
Vol. 11 No. 1, Issue of January 15, 2008
 


Table 4. Essential soil characteristics for Option 3: different levels of water application. (Results represent mean ± standard deviation of three replicates).


WAR Cell

0

2

6

0

2

6

0

2

6

0

2

6

0

2

6

% Moisture by mass

Total hydrocarbon content (mg/kg)

% Organic Carbon

% Total Nitrogen

THB count (x 105 cfu/ml)

A

12 ± 2

18 ± 2

20 ± 1

13 829.1 ± 50

4485.2 ± 150

7642.0 ± 50

0.31 ± 0.02

0.29 ± 0.03

0.11 ± 0.02

0.20 ± 0.01

0.10 ± 0.01

0.03 ± 0.002

14.8 ± 0.12

28.6 ± 0.08

20.2 ± 0.10

B

11 ± 1

16 ± 1

19 ± 1

11 707.4 ± 100

2378.8 ± 100

2856.3 ± 20

0.35 ± 0.03

0.30 ± 0.03

0.16 ± 0.02

0.21 ± 0.03

0.07 ± 0.02

0.03 ± 0.001

8.2 ± 0.10

25.5 ± 0.10

28.3 ± 0.15

C

12 ± 1

17 ± 1

18 ± 1

11 207.4 ± 50

3021.6 ± 150

1050.7 ± 50

0.34 ± 0.02

0.26 ± 0.02

0.16 ± 0.01

0.20 ± 0.02

0.07 ± 0.03

0.03 ± 0.001

8.6 ± 0.05

26.4 ± 0.15

29.6 ± 0.25

D

12 ± 1

13 ± 2

17 ± 1

8369.6 ± 200

3333.5 ± 100

2963.6 ± 100

0.39 ± 0.03

0.29 ± 0.03

0.19 ± 0.02

0.22 ± 0.02

0.09 ± 0.02

0.03 ± 0.003

12.6 ± 0.06

21.2 ± 0.18

25.3 ± 0.20

E

11 ± 1

13 ± 1

13 ± 2

8238.7 ± 100

3363.0 ± 60

3066.4 ± 50

0.38 ± 0.02

0.30 ± 0.02

0.20 ± 0.01

0.21 ± 0.01

0.07 ± 0.03

0.04 ± 0.005

11.8 ± 0.10

20.3 ± 0.08

21.4 ± 0.06

Cell: (A) 0.5 litre of water, (B) 0.75 litre of water; (C) 1.0 litre of water; (D) 1.5 litre of water; (E) 2.0 litres of water.
WAR: Week(s) after remediation.
THB: Total heterotrophic bacteria.
cfu/ml: Colony forming unit per millilitre.


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