TY  - BOOK
AU  - Donahue, R.L. 
AU  - Robertson, L.S. Shickluna, J.C.
TI  - Soils: an introduction to soils and plant growth
PY  - 1971///
CY  - New Jersey
PB  - Prentice-Hall
KW  - Crops and soils Soil management
ER  -