Maoist guerrillas blew up a railway track in Bihar early Monday and enforced a one-day strike in their strongholds to protest the arrest of senior leader Subodhji alias Anand, police said.

The Maoists blew up the track near Nadaul railway station in Jehanabad district, about 50 km from here. Nadaul is situated on Patna-Gaya rail route of East-Central Railway.