Assessing Forest Production Using Terrestrial Monitoring Data

Table 1

Components of growth in angle-count sampling.

Tree classification	dbh in measurement period 1	dbh in measurement period 2	Presence in Angle-count sample, period 1	Presence in Angle-count sample, period 2
Survivors	>threshold	>threshold	IN	IN
Ingrowth	<threshold	>threshold	IN	IN
Ongrowth	<threshold	>threshold	OUT	IN
Nongrowth	>threshold	>threshold	OUT	IN