The C:N ratio of the substrate (mixture and single feedstock) before
cultivation and after cultivation of Pleurotus spp. is shown in Table 1.
From Fig. 4 it is observed that the pattern of N removed occurs quicker
than C removalwherein a fall in Nlevels occurs till 14 dayswhile a fall in
C levels occurs till 17–20 days and then gradually the C and N increase.