...
'HT|>|0|HDR|[Total_Height]/[DBH]|2' (calculates HDR as Total_Height/DBH)
'DBH|<|5|.5,DBH|<|10|1,DBH|<|15|1.5' (calculates stump height based on DBH. If tree DBH is entered as 7, stump will be set to 1)
...
'HT|>|0|HDR|[Total_Height]/[DBH]|2' (calculates HDR as Total_Height/DBH)
'DBH|<|5|.5,DBH|<|10|1,DBH|<|15|1.5' (calculates stump height based on DBH. If tree DBH is entered as 7, stump will be set to 1)