The digital edition of all books may be viewed on our website before purchase. Excerpt from Historical Patterns of Western Spruce Budworm and Douglas-Fir Tussock Moth Outbreaks in the Northern Blue Mountains, Oregon, Since A. D. 1700
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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. This text has been digitally restored from a historical edition. Some errors may persist, however we consider it worth publishing due to the work's historical value.The digital edition of all books may be viewed on our website before purchase.
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Vendeur : Forgotten Books, London, Royaume-Uni
Paperback. Etat : New. Print on Demand. This book explores the history of western spruce budworm and Douglas-fir tussock moth outbreaks in Oregon's Blue Mountains, tracing their patterns over three centuries through dendrochronological methods. The author compares tree-ring growth with forest insect survey records and climate data to distinguish between the effects of climate and defoliation on tree growth. The book examines the hypothesis that budworm outbreaks have increased in frequency and severity in the 20th century, highlighting the significance of understanding historical patterns of forest disturbances for effective ecosystem management. Its findings contribute to ongoing discussions on forest health, disturbance regimes, fire history, and land-use history. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. N° de réf. du vendeur 9780260591647_0
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