mono-somic additional line M 14 was hybrid between cultivated sugar beet and B.corolliflora zoss,and its transfer rate is more than95%,apomixes gene in the M 14 variety is the reason that the transfer rate of mono-some additional line is so high.

• 栽培甜菜与白花甜菜杂交而获得的单体附加系M14,其传递率在95%25以上,单体附加系的传递率如此高的原因可能是因为M14品种中有无融合生殖基因存在。