A Severe Epidemic of Marssonina Leaf Blight on Quaking Aspen in Northern Utah
A Severe Epidemic of Marssonina Leaf Blight on Quaking Aspen in Northern Utah

Author: Roy O. Harniss

Publisher:

Published: 1984

Total Pages: 8

ISBN-13:

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The extent of Marssonina leaf blight (Marssonina populi) on quaking aspen (Populus tremuloides) was observed in northern Utah and adjacent States in 1981 and 1982. Area of the epidemic and symptoms of the disease are described. On 1,000 acres (405 hal) in northern Utah, infection levels were 6 percent slight, 12 percent light, 32 percent moderate, 16 percent moderately heavy, and 34 percent heavy.

A Severe Epidemic of Marssonina Leaf Blight on Quaking Aspen in Northern Utah
A Severe Epidemic of Marssonina Leaf Blight on Quaking Aspen in Northern Utah

Author: Roy O. Harniss

Publisher:

Published: 1984

Total Pages: 8

ISBN-13:

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The extent of Marssonina leaf blight (Marssonina populi) on quaking aspen (Populus tremuloides) was observed in northern Utah and adjacent States in 1981 and 1982. Area of the epidemic and symptoms of the disease are described. On 1,000 acres (405 hal) in northern Utah, infection levels were 6 percent slight, 12 percent light, 32 percent moderate, 16 percent moderately heavy, and 34 percent heavy.

Aspen
Aspen

Author:

Publisher:

Published: 1985

Total Pages: 294

ISBN-13:

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Information about the biology, ecology, and management of quaking aspen on the mountains and plateaus of the interior western United States, and to a lesser extent, Canada, is summarized and discussed. The biology of aspen as a tree species, community relationships in the aspen ecosystem, environments, and factors affecting aspen forests are reviewed. The resources available within and from the aspen forest type, and their past and potential uses are examined. Silvicultural methods and other approaches to managing aspen for various resources and uses are presented.

Principles of Forest Pathology
Principles of Forest Pathology

Author: F. H. Tainter

Publisher: John Wiley & Sons

Published: 1996-01-26

Total Pages: 828

ISBN-13: 9780471129523

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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.