| UV-B对烟草生长发育及次生代谢的影响 |
| |
| 引用本文： | 黄 勇,周冀衡,郑 明,杨虹琦,张苧元.UV-B对烟草生长发育及次生代谢的影响[J].中国生态农业学报,2009,17(1):140-144. |
| |
| 作者姓名： | 黄 勇 周冀衡 郑 明 杨虹琦 张苧元 |
| |
| 作者单位： | 1. 湖南农业大学生物科学技术学院,长沙,410128;湖南农业大学烟草工程技术中心,长沙,410128
2. 湖南农业大学生物科学技术学院,长沙,410128;湖南农业大学农学院,长沙,410128 |
| |
| 基金项目： | 国家烟草专卖局资助项目，云南省烟草专卖局(公司)资助项目，湖南农业大学校青年基金 |
| |
| 摘 要： | 通过模拟UV-B辐射,探索不同紫外辐射强度、辐射方式对烟草幼苗生长发育,光合生理、色素及多酚,糖类、烟碱等代谢产物的影响,以期探讨烤烟品质形成的生态机理.结果表明:UV-B辐射可使烟苗矮化变粗,叶面积缩小,光合效率下降,但可恢复;UV-B处理叶绿素、糖、烟碱含量下降幅度与辐射强度正相关,但微量UV-B有利于成苗叶绿素含量提高;UV-B辐射可使与植物抗逆性有关的多酚含量得到显著提高,与处理时间、强度正相关;适宜强度的UV-B预处理可使烤烟叶绿素、总类胡萝卜素和总糖含量提高.
|
| 关 键 词： | 烤烟 农艺性状 光合生理 化学成分 |
| 收稿时间： | 2007/12/25 0:00:00 |
| 修稿时间： | 2008/5/16 0:00:00 |
Effect of UV-B on growth and development and secondary metabolism of flue-cured tobacco |
| |
| HUANG Yong,ZHOU Ji-Heng,ZHENG Ming,YANG Hong-Qi and ZHANG Ning-Yuan.Effect of UV-B on growth and development and secondary metabolism of flue-cured tobacco[J].Chinese Journal of Eco-Agriculture,2009,17(1):140-144. |
| |
| Authors: | HUANG Yong ZHOU Ji-Heng ZHENG Ming YANG Hong-Qi and ZHANG Ning-Yuan |
| |
| Institution: | 1. College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, China; 2. Research Center for Tobacco Engineering, Hunan Agricultural University, Changsha 410128, China;1. College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, China; 2. Research Center for Tobacco Engineering, Hunan Agricultural University, Changsha 410128, China;1. College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, China; 2. College of Agriculture, Hunan Agricultural University, Changsha 410128, China;1. College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, China; 2. Research Center for Tobacco Engineering, Hunan Agricultural University, Changsha 410128, China;1. College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, China; 2. College of Agriculture, Hunan Agricultural University, Changsha 410128, China |
| |
| Abstract: | |
| |
| Keywords: | UV-B |
| 本文献已被 维普 万方数据 等数据库收录！ |
| 点击此处可从《中国生态农业学报》浏览原始摘要信息 |
| 点击此处可从《中国生态农业学报》下载免费的PDF全文 |
|
