TY  - BOOK
AU  - ASHARAF M
AU  - Dr. M SUBRAMONIA IYER
TI  - CLAY MINERAL CHARACTERISATION OF THE MAJOR SOIL SERIES OF TRIVANDRUM DISTRICT
U1  - E N92 AS 92 
PY  - 1992///
CY  - COLLEGE OF AGRICULTURE VELLAYANI
PB  - DEPARTMENT OF SOIL SCIENCE AND AGRICULTURAL CHEMISTRY
ER  -