Mysuru: Dalita Welfare Trust, Ashokapuram Abhimanigala Balaga, Federation of Gangothri Research Scholars and Progressive Thinkers Association have jointly organised Mahisha Dasara on Sept. 18 atop Chamundi Hill, said Trust President Shanthakumar.  Addressing a press meet today, he said that members would first offer floral tributes to the statue of Dr. B.R. Ambedkar at Town Hall and later go on a bike rally to Chamundi Hill and garland the statue of Mahishasura at 12 noon.