Internal defects associated with pruned and nonpruned branch stubs in black walnut : by Alex L. Shigo ... [et al.].

Bibliographic Details
Corporate Author: Northeastern Forest Experiment Station (Radnor, Pa.)
Other Authors: Shigo, Alex L., 1930-
Format: Government Document Book
Language:English
Published: Broomall, Pa. (370 Reed Road, Broomall, Pa. 19008) : Forest Service, U.S. Dept. of Agriculture, Northeastern Forest Experiment Station, 1979.
Series:Forest Service research paper NE ; 440.
Subjects:
Description
Item Description:"ODC 245.1 (416.5)"
Physical Description:27 pages : illustrations (some color) ; 26 cm.
Bibliography:Bibliography: page 3.