TY  - GEN
AU  - Pemadasa , M.A.
AU  - Herat , T.R. 
AU  - Paulraj , P.J. 
AU  - Weerasinghe , B. 
TI  - Botany plant ecology - II block - I
U1  - 581.7 
PY  - 1987///
CY  - Nugegoda
PB  - Open University
KW  - Plant Ecology
KW  - Botany
ER  -