State-run agencies have bought 11.92m tonnes of wheat from farmers so far this season, down 25% on the 15.92m tonnes bought in the same period a year ago
Sirisena told reporters some Sri Lankan youths had been involved with the extremist group since 2013, and that top defence and police chiefs had not shared information with him about the impending attacks.
He also blamed Prime Minister Ranil Wickremesinghe's government for weakening the intelligence system by focusing on the prosecution of military officers over alleged war crimes during a decade-long civil war with Tamil separatists.