Soil and soil conservation in Sri Lanka
Thenabadu, Mervyn W.
Soil and soil conservation in Sri Lanka - Colombo Natural Resources Energy & Sciences 1988 - [vii],112p. 21cm - Sciences education series No.28 .
Soil science
Specific techniques; apparatus, equipment,materials
631.4 / THE
Soil and soil conservation in Sri Lanka - Colombo Natural Resources Energy & Sciences 1988 - [vii],112p. 21cm - Sciences education series No.28 .
Soil science
Specific techniques; apparatus, equipment,materials
631.4 / THE
