Table 2 Organic matter content in mine dump waste before and after treatment with oyster mushroom

9.3^a

9.4^a

9.3^a

9.3^a

9.4^a

9.4^a

9.3^a

9.3^a

3.2^b

3.4^b

3.1^b

3.2^b

3.4^b

3.3^b

3.1^b

3.2^b

3.1^b

5.3^c

3.3^b

5.8^c

3.2^b

6.1^c

3.1^b

5.9^c

3.3^b

4.8^d

3.4^b

4.7^d

3.1^b

4.9^d

3.0^b

4.5^d

3.2^b

8.1^e

3.3^b

7.8^e

3.2^b

7.9^e

3.1^b

7.8^e

0.5

0.4

0.7

1.5

0.8

1.1

0.6

1.2

11.0

7.0

13.0

4.0

10.0

9.0

5.0

8.0