Wood lipid content per wood dry mass trait

Formal name:  wood lipid content per wood dry mass
Local identifier:  TOP865
Synonym Term:  wood lipid content per dry mass
Related Term:  wood lipid concentration
Definition:  The ratio of the mass (PATO:mass) of lipid (CHEBI:lipid) in the wood (PO:secondary xylem) to the corresponding wood (PO:secondary xylem) mass (PATO:mass) assessed after drying
Formal Unit:  mass unit / mass unit

Comment:  The term concentration is polysemic and we suggest to not use it in this context. When known, the component of the shoot on which the measurements have been taken should be specified: stem, branch.
Reference:  Jens Kattge, Ulrike Stahl, Eric Garnier, Stefan Klotz, Ingolf Kühn