菊芋块茎形成期的光合特性附视频

被引:4
作者
张美德 [1 ,2 ]
陈强 [1 ,2 ]
沈世华 [3 ]
机构
[1] 中国科学院青岛生物能源与过程研究所
[2] 中国科学院研究生院
[3] 中国科学院植物研究所
关键词
菊芋; 光合作用; 块茎形成期; 产量;
D O I
暂无
中图分类号
S632.9 [其他];
学科分类号
090202 ;
摘要
对菊芋高产品种"榆林"号和低产品种"岫岩"号在块茎形成期的光合特性进行了调查。在调查期内,高产品种"榆林"号的叶片光合能力显著高于低产品种"岫岩"号;此外,"榆林"号的Rubisco酶活、叶绿素含量也始终高于"岫岩"号。结果表明,在菊芋块茎形成期,相对较高的叶片CO2同化速率有利于块茎中干物质的积累,较高的叶片光合能力是菊芋块茎高产的生理基础。
引用
收藏
页码:498 / 502
页数:5
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