TY  - GEN
AU  - Wickrama , K.A.S.
TI  - පස පිළිබඳ හැඳින්වීමක්=an introduction to soil
U1  - 631.4 
PY  - 1985///
CY  - Hambanthota
PB  - Norad House
KW  - AGRICULTURE
KW  - SOIL SCIENCE
KW  - SOIL
ER  -