TY  - BOOK
AU  - Sudharmaidevi C R
TI  - Mannum sasyaposhanavum: /മണ്ണും സസ്യപോഷണവും 
SN  - 9788176380751
U1  - 631.422 
PY  - 2011///
CY  - Thiruvananthapuram
PB  - State institute of languages
N1  - Mannum sasyaposhanavum
ER  -