| UV-B对烟草生长发育及次生代谢的影响 |
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| 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. DOI: 10.3724/SP.J.1011.2009.00140 |
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| 作者姓名： | 黄 勇 周冀衡 郑 明 杨虹琦 张苧元 |
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| 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 |
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| 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 |
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| 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.
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| 关 键 词： | 烤烟 农艺性状 光合生理 化学成分 |
| 收稿时间： | 2007-12-25 |
| 修稿时间： | 2008-05-16 |
Effect of UV-B on growth and development and secondary metabolism of flue-cured tobacco |
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| 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. DOI: 10.3724/SP.J.1011.2009.00140 |
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| Authors: | HUANG Yong ZHOU Ji-Heng ZHENG Ming YANG Hong-Qi ZHANG Ning-Yuan |
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| Affiliation: | 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 |
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| Abstract: | |
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| Keywords: | UV-B |
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