Detection of active decay at groundline in utility poles
By: by Alex L. Shigo, Walter C. Shortle, and Julian Ochrymowych
Contributors: Shortle, Walter C.; Ochrymowych, Julian.; Northeastern Forest Experiment Station (Radnor, Pa.)
Series: General technical report NE -- 35
Publisher: Dept. of Agriculture, Forest Service, Northeastern Forest Experiment Station
Published: 1977
Place of publication: Upper Darby, Pa
Language: eng
Number of pages: 26
Subjects: Wood -- Deterioration