Regional variation in specific gravity of seven pines in the southern United States - Saucier, J. R.; Taras, Michael A. (Asheville, N.C. : U.S. Dept. of Agriculture, Forest Service, Southeastern Forest Experiment Station, 1969)
Caption title.
Bibliography: p. 10.
Mode of access: Internet.
Keywords: Plants -- Variation; Wood -- Density; Pine -- Southern States