Detection of active decay at groundline in utility poles /

Bibliographic Details
Main Author: Shigo, Alex L., 1930-
Corporate Authors: United States. Forest Service, Northeastern Forest Experiment Station (Radnor, Pa.)
Other Authors: Shortle, Walter C., Ochrymowych, Julian
Format: Government Document Book
Language:English
Published: Upper Darby, Pa. : Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station, 1977.
Series:USDA Forest Service general technical report NE ; 35.
Subjects:
Description
Physical Description:26 pages : illustrations ; 26 cm.