Present investigation was carried out with 12 advanced (M7) mutants developed using gamma rays on two varieties ., BPT-5204 and RP Bio-226 along with checks (Gangavati Sona and CSR-22) at Agricultural Research Station Gangavati, Karnataka state, India during kharif 2018. | Genetic variability and association studies on Bpt-5204 based rice mutants under saline stress soil