TY  - BOOK
AU  - M KARTHIKAKUTTY AMMA
AU  - R SUBRAMONIA AIYER
TI  - STUDIES ON EXTRACTABLE ALUMINIUM IN RICE SOILS OF KERALA
U1  - E N67 KA 24 
PY  - 1967///
CY  - AGRICULTURAL COLLEGE AND RESEARCH INSTITUTE VELLAYANI
PB  - DIVISION OF AGRICULTURAL CHEMISTRY
ER  -