摘要
对~(60)Co-γ射线辐照西红花种球的诱变效应进行研究,结果显示,~(60)Co-γ射线对西红花种球辐射的极限剂量为30 Gy,适宜诱变剂量为10~20 Gy。对西红花的影响花前辐射大于花后辐射。~(60)Co-γ射线辐射能增加西红花球茎的主芽数,从而导致小球茎的比例增高。因此,西红花育种中可利用~(60)Co-γ射线在花前辐射诱变,以控制主芽数量的办法来创制新种质。
引文
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