TY  - BOOK
AU  - Tisdale, Samuel L
TI  - Soil Fertility and Fertilizers
U1  - 631.4 
PY  - 1993///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - General Stack
KW  - Technology
KW  - Techniques,equipment & materialsBotany
ER  -