Potato variety formerly codenamed 968-19, is China's famous potato fertility expert and assistant Ray Shusheng Li Yuan Hua with SL-01 as female, as male Yushu on the 7th, include 64 domestic and foreign varieties of hybrid genes new hybrid varieties. Heart-shaped leaf, leaf veins all green, vine coarse, medium length and branching. Tuber early and particularly concentrated, no "run side", easily collect planing. More tubers and uniform, smooth skin, the potato rate and commodity rate. Spindle tuber skin color dark red, special white flesh, dried rate of 36-38%, 23-25% starch content, starch privileged special white. Taste excellent, by farmers as "Lizixiang." Because of excellent eating potato-shaped beautiful, the market price per kilogram than Xushu18 5-8 cents higher. For two consecutive years in the National Regional Trial, fresh potatoes and dry matter production in the first place. Especially in the plains, the yield ratio Xushu18 yield nearly doubled. General yield per mu: spring 5000 kg potato, potato summer about 3000 kg.