Immature timber
:
stands of timber where the age of the leading species in a stand is lessthan the specified cutting age. Cutting ages are established to meet forest managementobjectives. Usually stands with lodgepole pine and whitebark pine or a deciduous speciesas the leading species are considered as immature timber when the stand age is less than81 years. Otherwise, all stands having conifers other than lodgepole pine and whitebarkpine as the leading species are immature when the stand age is less than 121 years. [Ministry of Forests -- Government of British Columbia]
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