Does Zhongke Yu 505 need to be controlled?

No need. Zhongke Yu 505 is a new maize variety newly popularized by Beijing Lianchuang Seed Industry Co., Ltd., with compact plant type, plant height of about 255cm, ear height of about 90cm, cylindrical ear, ear length of 22-24cm, ear rows 16- 18, red axis yellow grain, half horse tooth grain, and seed yield of about 90%.