National 0 1 min readDistrict watch in pictures: NAOGAON: High officials of Agriculture Extension Directorate, Naogaon District visiting mustard filed at Raninagar Upazila recently. 8 Jan 2019, 12:00 am0NAOGAON: High officials of Agriculture Extension Directorate, Naogaon District visiting mustard filed at Raninagar Upazila recently. admin .