The present investigation was conducted in Bharatpur Region of Rajasthan State, India during the years 2014- 15, 16-17. Thus study has been carried out total 250 mustard growers with the 125, beneficiary farmers and 125, non-beneficiary farmers regarding recommended mustard production technology in Bharatpur division. Thus, total sample sizes were consisted of 250 mustard growers using simple random sampling technique through proportionate. In Rajasthan, the rapeseeds and mustard crop is most popular oilseeds crops cultivated in this state, its grown on area of 25,32,330 hectares with an annual production of 32,57,987 tonnes and productivity of 1287 kg/ha. in the years 2015-16. Present study observed that the significant association out of six independent variables, correlation coefficient has shown positive and significant relationship in case of variables namely, Education level, Social participation, Extension participation, Source of information utilized, Economic motivation, and Irrigation potentiality had positively and significantly associated with the knowledge, adoption and yield level. Further study revealed that the non-significant association for age, size of land holding and risk orientation had negatively and non-significantly associated with the knowledge, adoption and yield level. It indicates that the beneficiary farmers had higher knowledge level as compared to non-beneficiary farmers amongst both the category of farmers regarding recommended mustard production technology. Key words: Impact; Knowledge; Adoption; Yield; Rapeseed-Mustard; Oilseeds crops;

Keyword: Knowledge; Adoption; Yield; Rapeseed-Mustard; Oilseeds crops;