植物生长延缓剂的生化效应

被引:90
作者
潘瑞炽
机构
[1] 华南师范大学生物系!广州
[2] 不详
关键词
GA; 水稻幼苗; 生物合成; 生化反应; 贝壳杉烯; 植物生长延缓剂; 植物生长调节物质;
D O I
暂无
中图分类号
Q946 [植物生物化学];
学科分类号
摘要
植物生长延缓剂的生化功能主要是抑制GA的生物合成。根据抑制的位置,分成类化合物(抑制GGPP转变为内根-贝壳杉烯的过程)、含氮杂环化合物(抑制内根-贝壳杉烯转变为内根-贝壳杉烯酸的过程)和酰基环己烷二酮(抑制GA12醛转变为GA8的过程)等三类。某些植物生长延缓剂还有抑制甾醇生物合成,影响ABA、乙烯、多胺及细胞分裂素代谢等副作用。
引用
收藏
页码:161 / 168
页数:8
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