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辐射亚洲百合鳞茎（M1）染色体畸变研究
THE CHROMOSOME ABERRATION OF THE ASIATIC LILY（M1）AFTER IRRADIATION ON BULBS
【摘要】 6 0 Coγ射线辐照亚洲百合Pollyana品种的鳞茎 ,辐照后的当代植株 (M1)花粉母细胞减数分裂出现明显的辐射效应 ,染色体数目和结构发生了变异。多次实验证明 ,花粉败育时期推测在四分体形成之后
【Abstract】 The bulbs of Asiatic lily hybrid variety Pollyana was irradiated with 60 Co γ rays.The pollen mother cell meiosis of M 1 plants expressed significant irradiation effect,the chromosome structure and number had variation.It was demonstrated that the pollen sterility happened after the tetrad had formed.
【基金】 北京市自然科学基金资助项目 (6 982 0 0 8)
- 【文献出处】 核农学报 ,(牠丁文)acta Agriculturae Nucleatae Sinica , 编辑部邮箱 ,2002年03期
- 【分类号】S682.290.352
- 【被引频次】50
- 【下载频次】180