Ajith Kumar, N. Technological Changes and its Impact on Rubber Planation Industry in Kerala an Econometric Study. - - Kochi Department of Applied Economics CUSAT 1994 - 205 p Thesis (Ph.D) Cochin University of Science and Technology, 1994. ISBN: ISSN: Subjects--Index Terms: Agricultur - Economic Aspects - Kerala Dewey Class. No.: 633.91(548.3) .003.1)