TY  - BOOK
AU  - SHEEBA.S
AU  - P.A.KORAH
TI  - SULPHUR STATUS OF MAJOR UPLANDS OF SOUTH KERALA 
U1  - E N91 SH 90  
PY  - 1991///
CY  - COLLEGE OF AGRICULTURE VELLAYANI 
PB  - DEPARTMENT OF SOIL SCIENCE AND AGRICULTURAL CHEMISTRY 
ER  -