Cauiflower is the main vegetabes in winter season in U.P. Curd or hypertropic branches is edibe portion. Cauliflower is rich source of Protein, Calcium, vitamin A and Vitamin C,used in preparation of Curry, Soup, Pickles, Biryani and Pakora etc. Majority of farmers grow cauliflower during rabi season.Therefore, to popularize rabi season cauliflower among farmers. The survey were conducted by Krishi Vigyan Kendra at the farmer’s field of villages viz. Phulwapatti, Padri peperpati, Dalip nagar, Gopal garh, Vishunpura, Andhya, Prithvipur, Karmaini, Bodha patti, Purena katia, Dhuria Kot,Piperaghat & Persaun during the Kharif season from 2014-15 to 2017-18 in district Kushinagar of Uttar Pradesh lies in North Eastern Plain Zone. During four years of study, an area of 11.0 ha was covered under front line demonstration with active participation of total 135 farmers. Result Indicated that Cauliflower variety madhuri gave higher yield i.e., 223.6 q/ha in comparison to farmer’s practice (171.4 q/ha) and provided net return of Rs. 270208.75 with the B:C ratio of 6.03 against farmer’s practice i.e., 206243 with the B:C ratio of 3.65. Thus it may be concluded that the yield and returns in cauliflower crop increased substantially with the improved variety and agro technique.