Note 12 — Chapter III · SOIL ANALYSIS AND THE HISTORICAL METHODS OF SOIL INVESTIGATION.
Reading edition
Soils, by A. M. Peter and S. D. Averitt, Bull. No. 126, p. 66, (1906).
Reading edition
Soils, by A. M. Peter and S. D. Averitt, Bull. No. 126, p. 66, (1906).