Graded stock means greater yields for shortleaf pine
By: F. Bryan Clark, Robert E. Phares
Contributors: Phares, Robert E.; Central States Forest Experiment Station (Columbus, Ohio)
Series: Technical paper -- 181; Technical paper (Central States Forest Experiment Station (Columbus, Ohio)) -- no. 181.
Publisher: U.S. Dept. of Agriculture, Forest Service,Central States Forest Experiment Station
Published: 1961
Place of publication: Columbus, Ohio
Language: eng
Subjects: Quality; Shortleaf pine; Yields; Grading
Notes: Cover title.

"July 1961."