For any nation, food production plays a vital role in its economic and human development. In spite of some success stories in addressing food production shortfalls, India continues to have the largest number of people suffering from poverty and malnutrition. The technological innovation in agricultural production plays crucial role in ensuring food security in the world. Hybrid rice is one of the outcome of such technological advancement and it was an important step towards food security and agriculture development in the World and India. However, India hasn’t performed well in this area. Hence the study explores the extent of adoption and the level of participation by the different categories of farmers in the cultivation of hybrid rice in Tamil Nadu. The study make a primary survey on the farm level acceptance or rejection of hybrid rice and reasons for the same in the state. The results shows interesting facts, including that there is no major increase in cultivable area of the state.