Radial shakes and "frost cracks" in living oak trees
By: by Heinz Butin and Alex L. Shigo.
Contributors: Shigo, Alex L., 1930-; United States. Forest Service.; Northeastern Forest Experiment Station (Radnor, Pa.)
Series: Research paper NE -- 478.
Publisher: U.S. Dept. of Agriculture, Forest Service
Published: 1981
Place of publication: [Broomall, Pa.?]
Language: eng
Number of pages: 21
Subjects: Oak -- Wounds and injuries.
Notes: "Northeastern Forest Experiment Station ... Broomall, Pa."--P. 4 of cover.

Includes bibliographical references.