One of the direct reasons for bad colouration of Feizixiao is that the chlorophyll content in Nuomizi fruit peel is much lower than that of Feizixiao during the ripening period.

• 结果表明：果实成熟期，糯米糍果皮叶绿素含量明显低于妃子笑，是糯米糍着色好于妃子笑的直接原因之一；