Figure 3.
Soil pH (A), electrical conductivity (EC) (B), organic matter (OM) (C), organic carbon (OC) (D), total nitrogen (TN) (E), ammonium nitrogen (-N) (F), total phosphorus (TP) (G), available phosphorus (AP) (H), total potassium (TK) (I), and available potassium (AK) (J) under different crop rotation patterns.
