Citations
- 1. Allan, P. F., L. E. Garland, and R. Dugan. 1963. Rating northeastern
soils for
- their suitability for wildlife habitat. 28th North Am. WildI. Nat. Resour. Conf. Wildl. Manage. Inst., pp.247-261, illus.
- 2. American Association of State Highway [and Transportation] Officials. 1970.
- Standard specifications for highway materials and methods of sampling and testing. Ed. 10, 2 vol.,illus.
- 3. American Society for Testing and Materials. 1974. Method for classification of
- soils for engineering purposes. ASTM Stand. D 2487-69. In: 1974 Annual Book of ASTM Standards, Part 19, 464 pp., illus.
- 4. Cunningham, R. I., G. W. Peterson, R. W. Ranney, and R. P. Matelski. 1969.
- Characteristics, interpretations and uses of Pennsylvania soils - Northampton County. The Pennsylvania State University. Progress Report 295. 40 pp.
- 5. Ferguson, Roland H. 1968. The timber resources of Pennsylvania. U.S. Dept.
- Agriculture, Forest Service Res. Bull. NE-8, 147 pp., illus.
- 6. Matelski, R. P. 1975. The field percolation rate of the soils of
- Pennsylvania for septic tank drainage fields. The Pennsylvania State University, College of Agriculture, Agricultural Experiment Station. Progress Report 345.
- 7. McCarthy, E. F. 1933. Yellow-poplar characteristics, growth, and
- management. U.S. Dept. Agriculture. Tech. Bull. No.356, 58 pp., illus.
- 8. Schnur, G. Luther. 1937. Yields, stands, and volume tables for even-aged upland
- oak forest. U.S. Dep. Agriculture Tech. Bull. 560, 88 pp., illus. [Reprinted 1961.]
- 9. United States Department of Agriculture. 1951. Soil survey manual. U.S. Dept.
- Agriculture Handbook 18, 503 pp., illus. [Supplements replacing p.173-188 issued May 1962]
- 10.United States Department of Agriculture. 1975. Soil taxonomy: a basic system
- of soil classification for making and interpreting soil surveys. Soil Conservation Service U.S. Dept. Agriculture Handbook 436, 754 pp., illus.
- 11.Yeloushan, Charles C. 1970. The mineral industry of Pennsylvania in 1968. Penn.
- Geol. Survey, Information Circular 69, 22 pp., illus.
Centre County
Preface |
Overview |
Background |
Physiography |
Water Supply |
Citations |
Glossary
PA Soil Landscapes |
US Soil Survey |
US Landscapes
|