Counting tree growth rings moderately difficult to distinguish
By: by C.B. Briscoe and M. Chudnoff
Contributors: Chudnoff, Martin; United States. Forest Service
Series: U.S. Forest Service research note ITF -- 1; Research note IITF -- 1.
Publisher: U.S. Dept. of Agriculture, Forest Service
Published: 1964
Place of publication: [S.l.]
Language: eng
Subjects: Tree-rings
Notes: Caption title.

English and Spanish.

Includes bibliographical references.