REFERENCES
- Brady , N.C. and Weil , R.R. . 2002 . The nature and properties of soils , 13th Prentice Hall, N.J.
- Lutz , H.J. and Chandler , R.F. Jr. 1946 . Forest soils , N.Y. : John Wiley & Sons .
- Pritchett , W.L. 1979 . Properties and management of forest soils , N.Y. : John Wiley & Sons .
- Yale Forest School . 1913 . Biographical record of the graduates and former students of the Yale Forest School , New Haven, CT : Yale Forest School .