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益丰29是北京德农种业独家买断经营权的高产、优质玉米新品种,2007年吉林省农作物品种审定委员会审定通过(吉审玉2007052)。2008年通过内蒙古自治区农作物品种审定委员会认定(蒙认玉2008009)。
Yifeng 29 is the only high-yield and high-quality new maize variety that Beijing DeNong Seed owns the exclusive right to buy and sell. In 2007, Jilin Province Crop Variety Approval Committee approved (Jiyu Yu 2007052). In 2008 through the Inner Mongolia Autonomous Region Crop Variety Approval Committee (recognized jade 2008009).