植物光合作用对CO2浓度增高的适应机制

被引:14
作者
张道允
许大全
机构
[1] 中国科学院上海生命科学研究院植物生理生态研究所
关键词
CO2浓度增高; 光合适应; RuBP羧化限制; RuBP再生限制; 细胞色素f;
D O I
暂无
中图分类号
Q945 [植物生理学];
学科分类号
0903 ;
摘要
长期在高浓度CO2环境下生长的植物往往会发生光合适应或下调,即在相同CO2浓度下的光合速率明显低于普通空气中生长的对照。虽然关于这种现象已经有许多研究报告和综述文章,但是它的机理还不很清楚。本文结合作者所在研究组的工作,概述了关于植物光合适应机理研究的新进展,提出除了呼吸作用增强和光合产物超常积累的可能作用以外,二磷酸核酮糖(RuBP)羧化限制和RuBP再生限制可能是导致植物光合适应的主要因素。
引用
收藏
页码:463 / 470
页数:8
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