Paddy is a predominant kharif crop of Uttar Pradesh as well as the country and plays a major role in augmenting the income of small and marginal farmers of Chandauli district of Uttar Pradesh. One of the major constraints of traditional paddy cultivation is low productivity due to non-adoption of recommended package of practices and improved varieties. | Nội dung Text Promotion of long duration rice variety swarna sub-1 through frontline demonstrations in Chandauli district of Uttar Pradesh India