Root density/cm² and its distribution on a matrix (1m²) in one soil with fair aeration and that had not been tillage

Months	Large roots: I and II	Root density (roots/cm²)	Fine roots:III and IV
6
12
18
24

Fig. 6. Root density/cm² and its distribution on a matrix (1m²) in one soil with fair aeration and that had not been tillage (subsoiling). Four evaluation dates.