TY  - BOOK
AU  - Thompson,Louis M.
AU  - Troeh,Frederick R.
TI  - Soils and soil fertility
U1  - 631.4 22
PY  - 1975///
CY  - New Delhi
PB  - Tata McGraw-Hill Publishing Company
KW  - Soil science
KW  - Soil fertility
N1  - Include bibliographical references and index
ER  -