TY  - BOOK
AU  - Kanwar, S. J.
AU  - Grewal, J.S.Wadhwani, A.M.
TI  - Phosphorus fixation in Indian soils : a review  
PY  - 1990///
CY  - New Delhi
PB  - Indian Council of Agricultural Research
KW  - SoilsPhosphorus
ER  -