A SYMPOSIUM on the development of agriculture in the dry zon
The development of agriculture in the dry zone / organized by the committee of section 'b'(Agriculture and forestry)of the Ceylon Association for the advancement of science; 30 &31 July 1967, Colombo; edited by O.S.Peries - Colombo Clinical Industries Ltd. 1967 - 236 p.
Agriculture
Development
338.9 / SYM
The development of agriculture in the dry zone / organized by the committee of section 'b'(Agriculture and forestry)of the Ceylon Association for the advancement of science; 30 &31 July 1967, Colombo; edited by O.S.Peries - Colombo Clinical Industries Ltd. 1967 - 236 p.
Agriculture
Development
338.9 / SYM