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Publication Date: 1999
Publisher: DIANE Publishing Company
Campbell, Sally, Liegel, Leon
The scope & intensity of disturbance by such agents as fire, insects, diseases, air pollution, & weather in Pacific Northwest forests suggests that forest health has declined in recent years in many areas. The most significant disturbances & causes of tree mortality or decline in Oregon & Washington are presented & illustrated. This report discusses the interrelations of native trees & suggests some solutions for reducing the severity of disturbance. One chapter reports on a forest health monitoring pilot project. Color photos.Campbell, Sally is the author of 'Disturbance and Forest Health in Oregon and Washington', published 1999 under ISBN 9780788178672 and ISBN 0788178679.
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