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Nitrogen uptake rate per fine root dry mass

Formal name:  fine root nitrogen uptake per fine root dry mass per time
Local identifier:  TOP697
Synonym Term:  N uptake rate per fine root dry mass
Related Term:  root N uptake rate
Definition:  the quantity of nitrogen (CHEBI:nitrogen atom) taken up by fine roots (McCormack:fine root) per corresponding mass (PO:mass) of the fine roots assessed after drying and per unit time
Formal Unit:  amount unit / mass unit / time unit or mass unit / mass unit / time unit

Comment:  The quantity of zinc can be expressed either as a mass (with mass unit, e.g. gram) or as an amount (with amount unit, e.g. mol).
Reference:  Eric Garnier, Jens Kattge, Stefan Klotz, Ingolf Kühn, Ulrike Stahl


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