Fig. 7

Relationship between SQI and REY under the rice–wheat system at (a) 0–5 cm and (b) 5–15 cm. SQI- Soil quality index and REY- Rice equivalent yield.

Relationship between SQI and REY under the rice–wheat system at (a) 0–5 cm and (b) 5–15 cm. SQI- Soil quality index and REY- Rice equivalent yield.