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In 1937 there appeared in the JOURNAL OF FORESTRY a scheme for classifying lodgepole pine trees into four vigor classes on the basis of external appearances. Since that time rigid tests of application have been made with the result that additional and revised data which supersede the original presentation are available. By use of this tree classification system guess work is largely removed in selecting a reserve stand with the greatest possible growth potentialities.
Document Type: Journal Article
Rocky Mountain Forest and Range Experiment Station
Publication date: October 1, 1939
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The Journal of Forestry is the most widely circulated scholarly forestry journal in the world. In print since 1902, the Journal has received several national awards for excellence. The mission of the Journal of Forestry is to advance the profession of forestry by keeping forest management professionals informed about significant developments and ideas in the many facets of forestry: economics, education and communication, entomology and pathology, fire, forest ecology, geospatial technologies, history, international forestry, measurements, policy, recreation, silviculture, social sciences, soils and hydrology, urban and community forestry, utilization and engineering, and wildlife management. The Journal is published bimonthly: January, March, May, July, September, and November.