Fig. 3. Distribution of root length by diameter classes (A) in the topsoil (0–10 cm) and (B) in the subsoil (10–50 cm) as a function of topsoil bulk density (BDtop) at the three-leaf stage of maize.
Fig. 3. Distribution of root length by diameter classes (A) in the topsoil (0–10 cm) and (B) in the subsoil (10–50 cm) as a function of topsoil bulk density (BDtop) at the three-leaf stage of maize.