Why TSI?
Subtitle: timber stand improvement increases profits
Series: PA -- 901; Program aid (United States. Department of Agriculture) -- no. 901.
Publisher: Forest Service, U.S. Dept. of Agriculture
Published: 1969
Place of publication: [Washington, D.C.]
Language: eng
Number of pages: 16
Subjects: Timber; Trees; Growth
Other titles: TSI; Timber stand improvement
Notes: "June 1969"--P. [15].