d_age_determination

Last change: 2019.7

CODE DESCRIPTION FROM_YEAR TO_YEAR
1 Assured dates of stand establishment 1984  
2 Tree stumps 1984  
3 Age determination of the lowermost twigs (add estimated time it has taken to grow to that height) 1984  
4 Increment borer, stem discs (from similar sized trees/median sized trees) outside the plot 1984  
5 Assessment (impossible in most cases) 1984  
6 Estimation without any exact information 1984