番茄下胚轴系列切段离体培养反应的研究

被引：1

作者：

李慧蓉

梁海曼

机构：

[1] 哈尔滨师范大学

[2] 杭州大学

来源：

哈尔滨师范大学自然科学学报 | 1992年 / 02期

关键词：

番茄; 下胚轴; 愈伤组织; IAA; 玉米素; TIAB;

D O I：

暂无

中图分类号：

学科分类号：

摘要：

番茄下胚轴系列切段在离体培养中,在外源IAA,玉米素和TIAB刺激下,其愈伤组织诱导表现如下:1.切段两端愈伤组织生长明显受外源IAA影响,随IAA浓度增高,两端愈伤组织大小趋于相等;IAA浓度变化不能改变两端愈伤组织质上的差异;胚轴不同部位切段间愈伤组织生长略受低浓度IAA的影响。2.外源玉米素对切段两端愈伤组织生长和质的作用较小,略影响胚轴不同部位切段间愈伤组织生长。3.外源TIBA明显促进切段上端愈伤组织生长,并改变上端愈伤组织质地。4.外源IAA与TIBA有削弱胚轴切段极性现象的作用,而外源玉米素则无此效应。

引用

页码：97 / 106

页数：10

共 10 条

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