TY  - BOOK
AU  - George,Thomas C
AU  - Abhraham,C T
TI  - Kalakal kalaniyanthrana reethikal
U1  - IR 632.5 
PY  - 1999///
CY  - Thrissur
PB  - KAU
KW  - Biological control
KW  - Weeds
ER  -