Field experiments were carried out at ICAR- Indian Institute of Rice Research, Hyderabad during the dry season 2015/16 and 2016/17 to study influence nitrogen rates varieties on yield attributes, yield, use efficiency, economics puddled direct-sown rice Treatments comprised four nitrogen- control (no nitrogen), N100 (100 kg N ha-1), N120 (120 ha-1) N140 (140 as main plots drought-tolerant (V1-D...