What is the accumulated temperature of Jiushenghe 227 corn seeds?

Jiushenghe 227 is provided by Jiushenghe Seed Industry Co., Ltd., which is an early-maturing spring corn in the north. It takes 1 16 days from emergence to maturity, with green leaves, purple leaves, light purple anthers and light purple glumes. Participated in the regional test of early-maturing spring corn in northern China, with an average yield of 709 kg per mu.