Figure 3

Correlations of parameters A (a), B (b) and C (c) of Eq. 1 with the polarity (O + N)/C of rice straw (RS0) and humus-like substances (RS4, RS8, RS24, RS48, RS96, RS144).
Correlations of parameters A (a), B (b) and C (c) of Eq. 1 with the polarity (O + N)/C of rice straw (RS0) and humus-like substances (RS4, RS8, RS24, RS48, RS96, RS144).