TY  - BOOK
AU  - Tisdale Samuel L.
AU  - Nelson Wermer L.
TI  - Soil Fertility and Fertilizers -Fifth edition
SN  - 8120309758
PY  - 1993///
CY  - New Delhi
PB  - Prentice -Hall of India Private Limited
KW  - SOIL SCIENCE AND AGRICULTURAL CHEMISTRY
KW  - SOIL FERTILITY AND FERTILIZERS -
ER  -