Mekongeye.com By Khang A Tủa and Alex Nguyễn 29 January 2024 at 18:36 (Updated on 30 January 2024 at 10:29) After decades of pursuing development goals, Hmong people in northern Viet Nam face a battle to preserve disappearing indigenous corn Cúa bua (in Vietnamese), or quav npua (in Hmong) , an indigenous corn variety in Chế Cu Nha, Mù…