It is commonly believed that no significant net growth occurs in virgin stands. To determine the accuracy of this empirical observation as applied to ponderosa pine (Pinus ponderosa) in central Idaho, a series of permanent sample plots have been maintained and remeasured periodically since 1913. These plots now provide data on growth and development of both the stand and the individual trees.
Document Type: Journal Article
Intermountain Forest and Range Experiment Station
Publication date: January 1, 1935
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