TY  - GEN
AU  - Mendis , D.L.O
TI  - Evolution and development of water and soil conservation ecosystems: seminar aesthetics in science
SN  - 9559760505
U1  - 631.45 
PY  - 2001///
CY  - Ratmalana
PB  - Sri Lanka Pugwash group
KW  - WATER AND SOIL CONSERVATION
KW  - ECO SYSTEMS IN SRI LANKA
ER  -