Abstract: ‘Shenketian 811’is a new yellow sweet corn cultivar crossing SHL10 as female parent with SHL11 as male parent. The plant type is semi-compact. The plant height is 223.9 cm，the ear height is 71.9 cm. The number of leaves is 17 per plant. The panicle is tube-shaped. The panicle length is 19.7 cm，and the panicle diameter is 5.1 cm. The average row number of panicles is 18，and the cob is white. The seeds are dense and full. The rate of skin residue is 13.6%，the total soluble sugar is 12.9%，and the reducing sugar is 3.2%. The fresh weight of 100 grains is 33 g. The yield is 15 570 kg • hm-2. It has moderate resistance to small leaf spot，sharp eyespot and southern rust.

Key words: sweet corn, good quality, cultivar