Download or read book Height Growth and Site Index Curves for Managed, Even-Aged Stands of Ponderosa Pine in the Pacific Northwest (Classic Reprint) written by James W. Barrett and published by Forgotten Books. This book was released on 2018-09-08 with total page 30 pages. Available in PDF, EPUB and Kindle. Book excerpt: Excerpt from Height Growth and Site Index Curves for Managed, Even-Aged Stands of Ponderosa Pine in the Pacific Northwest The most desirable density is the density at which trees continue growing at the pre determined goal rate. As the 'stand grows older, relatively low density will be maintained by periodic thinnings to some basal area level or tree number average diameter combination. Height of the dominant or tallest portion of the stand is the one measure of growth found most independent of stand factors and, consequently, the most reliable for site evaluation (lynch Generally speaking, we can conclude from the litera ture that height is not materi ally affected in stands that are not extremely overstocked or understocked (spurr In the Pacific Northwest, however, Weaver Baker Mowat Lynch (1958) and Barrett (1973) have shown that dense stocking of ponderosa pine does reduce height growth. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.