TY  - BOOK
AU  - Thompson,Louis M.
AU  - Troeh,Frederick R.
TI  - Soils and soil fertility
T2  - McGraw-Hill publications in the agricultural sciences
U1  - 631.42  
PY  - 1973///
CY  - New York
PB  - McGraw-Hill
KW  - Soil science
KW  - Soil fertility
N1  - Includes bibliographies
ER  -