The formation and pathological anatomy of frost rings in conifers injured by late frosts
By: by Arthur S. Rhoads
Series: Department bulletin / United States Department of Agriculture -- no. 1131; Department bulletin (United States. Dept. of Agriculture) -- no. 1131.
Publisher: U.S. Dept. of Agriculture
Published: 1923
Place of publication: Washington, D.C
Language: eng
Number of pages: 16
Subjects: Conifers; Anatomy; Wounds and injuries
Notes: Caption title.

"Professional paper."

"February 13, 1923."

Bibliography: p. 15-16.