TY  - BOOK
TI  - Soil fertility evaluation; abstracts of papers
U1  - TR048:631.45.001.4(100) 1971.2.9/14(082.2)   L1 
PY  - 1971///
CY  - New Delhi
PB  - Vigyan Bhavan
KW  - International Symposium on Soil fertility evaluation, New Delhi, Feb. 9, 1971.
KW  - Kanwar, J.S.
KW  - Soil fertility evaluation
ER  -