d_root_abundance

Last change: 2022.1

for further information see Explanatory Item: 141

CODE DESCRIPTION FROM_YEAR TO_YEAR VERY_FINE FINE MEDIUM COARSE
1 Very few 1984   1 - 20 1 - 20 1 - 2 1 - 2
2 Few 1984   20 - 50 20 - 50 2 - 5 2 - 5
3 Common 1984   50 - 200 50 - 200 5 - 20 5 - 20
4 Many 1984   >200 >200 >20 >20
9 None 1984   0 0 0 0