‘Guiziyu No.1’ is a new multi-cormel of taro variety（Colocasia esculenta Schott），developed
through in vitro rapid propagation，planting observation and cultivation from a fine bud mutation individual
plantlet‘ HY-3’ screened from field plantlets of‘ Hezhouhongyayu’ from Guangxi Zhuang autonomous
region．The entire growth duration of this variety is 180-200 days．It is of middle-late maturity．Its plant
height is 110-140 cm．Its leaf is green in color and of heart shape．The leaf is 52-58 cm in length and 46-52 cm
in width．The mother taro is of round shape．Each plant has 14-24 elliptical cormels which weigh 600-700 g．
The starch content is 198 g · kg^-1，protein content is 29.2 g · kg^-1．It tastes delicate with aromatic flavor，In the
fields，its resistance to epidemic disease and soft rot is stronger than that of the contrast‘ Hezhouhongyayu’．It
can yield 24-27 t · hm^-2 in paddy fields and 21-24 t · hm^-2 in dry land．It is suitable for extension and cultivation
in Guangxi Zhuang Nationality Autonomous Region and surrounding areas．