Chamarajanagar:  Stressing on the need for a uniform education system in the country, academician Dr. S. Shivarajappa observed that it was important to impart education to children in their mother tongue at the primary level. Speaking to SOM on the sidelines of the three-day Chamarajanagar District Kannada Sahitya Sammelana at Chamarajanagar on Sunday, Dr. Shivarajappa,…