Figure 3
Soil alkali-hydrolyzable N affected by tillage treatments, 0–30 cm (a) Soil alkali-hydrolyzable N over 0–10 cm depth. (b) Soil alkali-hydrolyzable N over 10–20 cm depth. (c) Soil alkali-hydrolyzable N over 20–30 cm depth.
Figure 3 | Scientific Reports
