The deceased has been identified as Vedpal. He was working as a helper at a sugarcane farm owned by one Sonu from Behdathru village, said SHO C.S.Yadav.
On Tuesday, Vedpal had gone to sell sugarcane at the mill but did not return. The following day, his body was found with injury marks near canal road, Yadav said.
An FIR has been lodged against the farm owner Sonu on the basis of the complaint filed by Vedpal's brother Raju, police said.
A case has been registered under Scheduled Castes and Tribes (Prevention of Atrocities) Act against the accused in this connection, Yadav said.