关键词: 魔芋, 葡甘露聚糖, 品种, 系统选育

Abstract: ‘Muyu 2’is a new cultivar obtained by systematic breeding using natural variation within the population of Amorphophallus muelleri. The plant is T-shaped,with an average fertility period of 210 days. Aerial corm were born with an average of 8 per plant. The underground bulb is oblate,and the flesh of the taro is golden yellow,the average yield was 50 242 kg · hm^-2. The average dry matter content of the bulb was 14.94%,and the average glucomannan content was 57.57%. There was no southern blight disease during the growth period,and the morbidity of bacterial soft rot was 2.13%,which is suitable for planting in the shallow hilly area south of Sichuan with an altitude of less than 600 m.

Key words: Amorphophallus muelleri, glucomannan, cultivar, systematic breeding