1. 
   DBH
   Denis Howe
   Found op http://foldoc.org/DBH
   
   
2. 
   dbh
   acronym: diameter at breast height
   Found op http://cdiac.ornl.gov/pns/acronyms.html#D
   
   
3. 
   DBH
   Diameter at breast height. This is a standard measure made on a tree that has been correlated with height, leaf area and volume for many tree species.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
4. 
   dbh
   1) Diameter at breast height
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/dbh/1
   
   

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