Abstract: Kenyutian No.1 is a new sweet corn variety（Heishenyu 20200079）newly approved by Corn Resource Office of Crop Development Institute of Heilongjiang Academy of Agricultural Reclamation Sciences in2020.In order to promote the promotion of new fresh corn varieties,the varieties comparison experiments were conducted in Northeast Agricultural University,Beidahuang Kenfeng Seed Industry Limited Company,Harbin Academy of Agricultural Sciences,Guoyu Agriculture,Maize Research Institute of Heilongjiang Academy of Agricultural Sciences and Suihua Seed Division in 2017-2019.The results showed that Kenyutian No.1 had strong stress resistance,stability and adaptability,and was suitable for planting fresh corn in Heilongjiang Province with≥ 10℃ active accumulated temperature 2 350 ℃.Using reasonable cultivation techniques and scientific management methods could promote the yield and ensure the harvest.