Pyritic metals sequestration on mine dumps treated with oyster mushroom (Pleurotus ostreatus, Jacq.et Fr.)

Chemical and Biological Technologies in Agriculture

Table 8 Comprehensive potential ecological harm index after the bioremediation

Treatments	Trojan mine		Freda-Rebecca mine		Renny mine		Bindura mine
Treatments	\(E_{\text{r}}^{i}\)	RI	\(E_{\text{r}}^{i}\)	RI	\(E_{\text{r}}^{i}\)	RI	\(E_{\text{r}}^{i}\)	RI
Trt1	–	–		–		–		–
Trt2	170^a	456^a	172^a	459^a	175^a	460^a	166^a	460^a
Trt3	56^b	211^b	57^b	220^b	59^b	210^b	58^b	213^b
Trt4	182^a	453^a	182^a	458^a	181^a	457^a	180^a	454^a
Trt5	36^c	113^c	34^c	119^c	39^c	109^c	39^c	117^c
Lsd (5%)	10	15	12	9	8	11	12	8
Cv%	9	11	11	9	15	7	10	11