4th Year http://www.digital.lib.esn.ac.lk//handle/123456789/4351 Mon, 20 Apr 2026 07:08:26 GMT 2026-04-20T07:08:26Z ACH 4109 - Soil Chemistry http://www.digital.lib.esn.ac.lk//handle/123456789/10954 ACH 4109 - Soil Chemistry Faculty of Agriculture Thu, 01 Jan 2009 00:00:00 GMT http://www.digital.lib.esn.ac.lk//handle/123456789/10954 2009-01-01T00:00:00Z EC 4106 - Basic Econometrics http://www.digital.lib.esn.ac.lk//handle/123456789/10953 EC 4106 - Basic Econometrics Faculty of Agriculture Sun, 01 Mar 2015 00:00:00 GMT http://www.digital.lib.esn.ac.lk//handle/123456789/10953 2015-03-01T00:00:00Z EC 4106 - Basic Econometrics http://www.digital.lib.esn.ac.lk//handle/123456789/10951 EC 4106 - Basic Econometrics Faculty of Agriculture Tue, 01 Sep 2015 00:00:00 GMT http://www.digital.lib.esn.ac.lk//handle/123456789/10951 2015-09-01T00:00:00Z EC 4105 - Resource and Environmental Economics http://www.digital.lib.esn.ac.lk//handle/123456789/10949 EC 4105 - Resource and Environmental Economics Faculty of Agriculture Thu, 01 Jan 2015 00:00:00 GMT http://www.digital.lib.esn.ac.lk//handle/123456789/10949 2015-01-01T00:00:00Z