Is corn seed Yulong 168 a variety approved by the state?

Yes, Yulong 168 was approved by Liaoning 20 19, and was introduced and put on record in Heilongjiang 20 19. Black kernel (20 19) 120, with strong comprehensive resistance, large plant type and high yield, is suitable for planting in the first accumulated temperature zone of Heilongjiang at 2650℃ ~ 2700℃.