链格孢菌毒素对紫茎泽兰叶片光合作用的影响(英文)

被引：9

作者：

戴新宾

陈世国

强胜

安传福

张荣铣

机构：

[1] 南京农业大学生命科学学院光合作用研究室

[2] 南京农业大学杂草研究室

[3] 南京农业大学生命科学学院光合作用研究室南京

[4] 南京

来源：

植物病理学报 | 2004年 / 01期

关键词：

链格孢菌; 紫茎泽兰; 毒素; 光合作用;

D O I：

10.13926/j.cnki.apps.2004.01.010

中图分类号：

S451 [杂草];

学科分类号：

0904 ;

摘要：

本文研究了一个新分离纯化的链格孢菌毒素对恶性杂草紫茎泽兰叶片的致病作用与叶片光合作用抑制的相关性。结果表明:在毒索处理叶片的形态产生明显变化之前,光合放氧速率和表观量子效率均明显降低。进一步的研究表明其作用位点在类囊体膜上,主要抑制了2个光系统的电子传递活性,但对于色素含量、暗反应关键酶则没有显著的影响。

引用

页码：55 / 60

页数：6

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