Synopsis
Excerpt from The Fir Engraver: A Serious Enemy of Western True Firs
The mature adult is black, shin ing, from 3 to 5 mm. Long, and more active than most bark beetles. In lateral profile the ventral part Of the abdomen is incurved (fig. Newly formed adults remain quiet for a period of 7 to 14 days or longer before boring to the outside Of the bark, during which colora tion deepens from light ivory to black. They may be Observed from June 1 to September 10, but are most numerous in flight during July and August. Emergence is ex tended over such a long period that few beetles are seen in flight at any particular time. They have never been Observed to fly in pairs, groups, or swarms, but Often gather in numbers on out logs.
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The Fir Engraver: A Serious Enemy of Western True Firs (Classic Reprint)
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Paperback. Condition: New. Print on Demand. This book focuses on the fir engraver, a destructive insect that attacks the true firs of western forests, threatening both timber value and scenic beauty. The author meticulously explores the engraver's behaviors, offering insights into its biology, life cycle, and habits, and addresses the associated insects that impact infested trees. Along with the scientific observations, the book delves into the intricate relationship between the beetle, its host trees, and the environment, uncovering crucial factors that influence outbreak severity and host susceptibility. Moreover, the book investigates natural enemies and control methods, discussing both natural checks and direct interventions. Through a blend of scientific rigor and practical knowledge, this book provides a comprehensive understanding of the fir engraver, making it an invaluable resource for entomologists, foresters, landowners, and anyone interested in the health and preservation of western forests. 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. Seller Inventory # 9781528215466_0
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The Fir Engraver
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The Fir Engraver
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PAP. Condition: New. New Book. Shipped from UK. Established seller since 2000. Seller Inventory # LX-9781528215466
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Struble, G: Fir Engraver
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