Investigations on development of high acid content cv. DMT-2 tomato were carried out during the years 2002-2005 at Olericulture Unit, Department of Horticulture, University of Agricultural Sciences, Dharwad.  Series of  experiments on DMT-2 revealed that the superiority  over the Pusa Ruby and Megha.  The fruit yields were found superior (26.74 t/ha) than the Pusa Ruby(11.45 t/ha) and Megha (22.71t/ha).  It had high acid content (0.94%) and thin pericarp and it also recorded higher fruit weight (65.07 g) and higher yield per plant (3.87 kg).  The farm trails and multilocation trials over two years in different districts of North Karnataka revealed 13.62 to 18.87 per cent increase yield over Megha; where as over Pusa Ruby increase yield was noticed  upto 50 percent.