Anuradha Ranjan Kumari, Kamlesh Meena, S. K. Dubey, Ajay Pundir and U.S. Gautam. Know-Hows of Zero Tillage Technology and the Associated Constraints Experienced by the Farmers in Rice-Wheat Cropping System of Eastern Uttar Pradesh. Indian J Ext Edu 2018, 54 (3), 1-7.