TY  - BOOK
AU  - Troeh Frederick R.
AU  - Thompson,Louis M.
TI  - Siols and soil fertility
SN  - 9788126517879
U1  - 631.4 21
PY  - 2005///. [Reprinted 2008]
CY  - Delhi
PB  - Wiley India
KW  - Soil science
KW  - Soil Fertility.
KW  - Fertilizer
N1  - Includes index; Includes bibliographical references
ER  -