Excerpt from Forest Pathology in Forest Regulation One fundamental problem has occupied the administration of the national forests ever since their creation, that of working plans as the expression of forest organization leading to Sustained yield. Any speculation with regard to the adoption of a system of regula tion must necessarily refer to the normal stand, whether this is clearly understood and stated or not. Now, there is no such thing as the 100 per cent normal stand. Consciously or subconsciously the normal stand is taken as the ideal, and from this allowances are made accord ing to the degree in which the stand deviates from the normal. It is a remarkable fact that even in European forestry no working system has developed of expressing with accuracy the value of allowances to be made. This is partly due to the fact that the managed Euro. 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.

The book is intended to provide comprehensive introduction to the important aspects of the field of forest pathology and tree diseases. The book is arranged in two major parts. The fundamental chapters, present forest diseases, pathogens, epidemics, and management that is applicable to all forest trees. The applied chapters on the individual crops that are grouped alphabetically present information on the symptoms, pathogen and integrated management of major diseases of forest trees. It was designed to give a broad overview of the field of forest pathology but with sufficient detail that they will be able to assess their specific role as practicing forestry professionals. Note: T& F does not sell or distribute the Hardback in India, Pakistan, Nepal, Bhutan, Bangladesh and Sri Lanka.

This book focuses on the practical aspects of forest diseases and on practical measures to minimize damage and loss. Forest Pathology is a reference book that deals with the study of the problems and damage to forests due to: plant diseases, insects, fire, weather, and animals. It is both a forestry book and a plant pathology book. The first section deals with general topics and principles, including both abiotic causes and biotic causes such as fungi, bacteria, mycoplasms, and viruses. The second section presents the details of particular forest diseases and offers practical management suggestions.