TY  - BOOK
AU  - New Delhi, Nat. Instt. of Sci. of India
TI  - Proc. of the symp. on fertility of Indian soils held at Madras on Aug. 3-4, 1962
U1  - 631.8 
PY  - 0000///19
CY  - New Delhi
PB  - NISI
ER  -