问:为什么水仙底盘有的地方长出很长的白根,有的地方则“一毛不长”? 湖北黄进新答:水仙属于须根类,由鳞茎基部外缘形成许多粗细相似的不定根,也就是说,水仙不定根的根原基分布在鳞茎基部盘状物外侧周围,由此长出很长的白色不定根来。其它地方(如根盘中心)没有不定根的根原基,故而“一毛不长”。另外,水养的水仙球,凡泡入水 Q: Why daffodil chassis some places grow a long white root, while others are “a long hair”? Hubei Huang Jinxin A: Narcissus is a fibrous root, from the outer edge of the base of the bulb to form many adventitious roots of similar thickness, that is , Narcissus adventitious root root primordium distributed around the outside of the bulbar basal disc, thereby growing a long white adventitious roots. Other places (such as the root disk center) do not have adventitious root primordia, so “a long hair.” In addition, water narcissus ball, where bubble into the water