Two experiments were conducted to study the yield limiting factors of rainfed wheat in Regional Agriculture Research Station Bhairahawa during wheat growing season 2050-51 and 2051-52. One comprising treatment combination of three sowing times November first week, November fourth week and December third week; four wheat varieties Nepal 297, BL 1496, BL 1249 and RR 21 and, three seed rates 100, 125 and 150 kg/ha was laid out in split­ split-plot design with four replications……………………..

Two experiments were conducted to study the yield limiting factors of rainfed wheat in Regional Agriculture Research Station Bhairahawa during wheat growing season 2050-51 and 2051-52. One comprising treatment combination of three sowing times November first week, November fourth week and December third week; four wheat varieties Nepal 297, BL 1496, BL 1249 and RR 21 and, three seed rates 100, 125 and 150 kg/ha was laid out in split­ split-plot design with four replications……………………..