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Calculates quadratic mean diameter.
QMD.cm.f(x.mm)
The QMD in cm of x.mm.
DBH in mm.
Clara Anton Fernandez caf@nibio.no
It ignores not finite values like NA, and calculates the QMD for the rest of the trees.
QMD.cm.f(50) QMD.cm.f(c(51, NA)) QMD.cm.f(c(51, 42, 120, 57))
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