A field experiment carried out during the winter (rabij seasons of 1996 97 and 1997 98 at Kumarganj, Faizabad, revealed that there was significant increase in all growth and yield attributes up to 60 kg Nlha. Similar was the trend with grain and stover yields. Yields obtained at 60 kg N (i.e. 13.67 qlha of seed and 50.26 qlha of stover) and 75 kg Nlha (i.e. 14.00 ha of seed and 50.63 qlha of stover) were at par with each other. Similar was the trend for economics except in case of net returnlrupee of investment where 45 kg and 60 kg Nlha were at par with each other. Among the varieties of yellow sarson, NDYS 921 registered higher values of growth and yield attributes as well as yields but the values were at par with those of Bio YS 1 . Regarding economics, highest values were obtained with NDYS 921 and lowest with Binoy .