Features
- Cover Type: Paperback with 79 pages
- Published by: Diane Pub. 1996
- Written in: English
- ISBN 10 Number: 0788189204
- ISBN 13 Number: 978-0788189203
Product Description
Historical & technical background is provided about ozone air pollution effects on ponderosa & Jeffrey pines in forests of the western U.S. The principal aim is to document the development of field survey methods to be applied to assessment of chronic ozone injury by government agencies responsible for management of forest & air resources, primarily in the Sierra Nevada & mountains of southern California. Detailed procedures are supplied for the selection of sample plots, collection of plot & tree data, computation of an injury index for each tree & execution of quality assurance procedures. Illustrated