Table 3

Days	HCH isomers recovered from soil (μg) ± SD*
Days	Control	Control soil	Soilwithout SMS				Soil with SMS
After treatment	soil	(with SMS)	Soilwithout SMS				Soil with SMS
	(withoutSMS)		α-HCH	β-HCH	γ-HCH	δ-HCH	α-HCH	β-HCH	γ-HCH	δ-HCH
0	ND	ND	101.22 ± 5.33	99.71 ± 6.94	101.84 ± 4.83	100.53 ± 3.66	99.43 ± 5.85	99.78 ± 7.34	100.23 ± 4.72	100.75 ± 6.45
10	ND	ND	100.86 ± 5.06	99.25 ± 4.22	101.46 ± 4.50	99.86 ± 3.18	97.35 ± 4.74	96.53 ± 6.55	96.66 ± 4.40	99.48 ± 6.11
20	ND	ND	100.05 ± 4.75	98.83 ± 3.87	100.33 ± 4.26	99.43 ± 2.71	94.22 ± 4.65	92.74 ± 5.80	84.05 ± 4.26	95.74 ± 5.06
30	ND	ND	99.73 ± 3.77	98.58 ± 3.24	99.63 ± 4.12	99.02 ± 2.54	89.73 ± 4.52	88.12 ± 4.53	79.17 ± 3.84	90.60 ± 4.52
40	ND	ND	98.55 ± 3.04	97.57 ± 3.08	99.15 ± 3.75	98.74 ± 2.38	82.58 ± 4.08	87.54 ± 4.02	62.54 ± 3.32	88.80 ± 4.10
50	ND	ND	96.38 ± 2.65	95.08 ± 2.74	93.36 ± 3.24	95.76 ± 1.94	72.49 ± 3.65	80.26 ± 3.83	45.32 ± 3.16	81.75 ± 3.62
60	ND	ND	94.50 ± 2.52	92.77 ± 2.63	90.68 ± 3.04	93.24 ± 1.78	60.83 ± 3.54	62.55 ± 3.64	38.82 ± 2.45	64.16 ± 3.20

*Average of 5 replicates ± SD. ND: Not Detected.

Table 3: Degradation of HCH isomers in soil amended with spent mushroom substrate of Pleurotus florida (first study).