Where is the origin of Minfeng 768 corn seed?

Eastern mountainous area of Liaoning province. According to the inquiry of Minfeng 768 corn, the planting area is in the eastern mountainous area of Liaoning Province. MC786 is a maize variety. The emergence to maturity of summer maize population in Huanghuaihai was 102 days, which was 0.4 days earlier than that of control Zheng Dan 958. The seedling leaf sheath is purple, the leaves are dark green, the anthers are light purple, the plant type is compact, the plant height is 27 1 cm, the ear position is 98 cm, and the number of leaves 19.