Abstract:
IR-8 and Ptb-20 were crossed in 1967-68 at Rice Research Station
Moncompu in order to evolve a high yielding variety possessing good grain
quality attributes. Culture M-11-57-5-1 is a derivative of the above cross.
It has recorded significantly higher yield than the popular high yielding varieties
Jaya and Bharathy in the experiments in the Research Station, in State Seed Farm
and in cultivators' fields It was also superior to two other varieties Sabari and
Aswathi under Kuttanad conditions. Further, this possesses additional attributes
like good tolerance to Brown plant hopper and desirable grain qualities. This
culture was released by the variety Release Committee of the State as a 'variety
under the name "Bhadra" (M 04).
