[1]樊菲菲,袁位高,李婷婷,等.水淹胁迫及排涝对榉树幼苗生长和生理特性的影响[J].浙江林业科技,2018,38(01):62-68.[doi:10.3969/j.issn.1001-3776.2018.01.010]
 FAN Fei-fei,YUAN Wei-gao,LI Ting-ting,et al.Effect of Water Logging and Drainage on Growth and Physiological Properties of Zelkova serrata[J].Journal of Zhejiang Forestry Science and Technology,2018,38(01):62-68.[doi:10.3969/j.issn.1001-3776.2018.01.010]
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水淹胁迫及排涝对榉树幼苗生长和生理特性的影响()
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《浙江林业科技》[ISSN:1001-3776/CN:33-1112/S]

卷:
38
期数:
2018年01期
页码:
62-68
栏目:
试验简报
出版日期:
2018-03-30

文章信息/Info

Title:
Effect of Water Logging and Drainage on Growth and Physiological Properties of Zelkova serrata
作者:
樊菲菲1袁位高2李婷婷2吴初平2张觉1焦洁洁2
1. 浙江农林大学 林业与生物技术学院,浙江 杭州 311300;2. 浙江省林业科学研究院,浙江 杭州 310023
Author(s):
FAN Fei-fei1YUAN Wei-gao2LI Ting-ting2WU Chu-ping2ZHANG Jue1JIAO Jie-jie2
1. College of Forest and Biotechnology, Zhejiang A & F University, Hangzhou 311300, China; 2. Zhejiang Academy of Forestry, Hangzhou 310023, China
关键词:
榉树水淹胁迫生理响应排涝
Keywords:
Zelkova schneideriana water logging growth physiological response drainage
分类号:
S792
DOI:
10.3969/j.issn.1001-3776.2018.01.010
文献标志码:
A
摘要:
以2 年生榉树Zelkova serrata 实生容器苗为实验材料,研究模拟根淹(RF)、半淹(SF)和近全淹(AF) 处理及正常水分管理下(CK)榉树幼苗的生长和生理指标变化,以及水淹胁迫后的排涝恢复实验对这些指标的影 响,综合评价榉树幼苗的耐水淹能力。结果表明,水淹35 d 后,不同处理下的榉树幼苗出现了不同程度的落叶情 况,但全部存活;水淹处理下榉树的苗高和地径相对增长量均小于CK;不同程度的水淹处理均使榉树叶绿素含 量降低,但对抗氧化能力、膜脂过氧化作用以及渗透调节能力产生了不同的影响,各水淹处理下SOD 和POD 活 性总体上呈先降后升的趋势,MDA 含量总体上呈先升后降的趋势,可溶性糖和可溶性蛋白含量总体上呈波动性 下降趋势。排涝14 d 后,AF 中榉树幼苗各项生理指标受到的负面影响最大,但植株仍具有生命力和萌芽力,表 现出较强的耐淹性与恢复能力。
Abstract:
Experiments were conducted on water logging on 2-year container Zelkova serrata seedlings during August 1st of 205 and September 4th. Seedlings were treated by root flooding(RF), semi-submerged flooding(SF)and almost total flooding(AF), control (normal treatment) and after drainage. Determinations were implemented on growth and physiological properties at different stage of treatment. The results showed that seedlings treated by water logging had leaves fallen, but survived. Height and ground diameter growth of seedlings treated by water logging was smaller than the control, and chlorophyll content as well. The activity of superoxide dismutase(SOD)and peroxidase(POD)in leaves of seedlings treated by water logging decreased at first and then increased. The content of malondialdehyde(MDA)had an opposite trend. The content of soluble sugar and protein showed a trend of decreasing. Physiological properties of seedling 14 days after drainage had negative effect on water logging, it concluded that Z. serrata seedlings had recovery capability under mild and moderate water logging.

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备注/Memo

备注/Memo:
收稿日期:2017-06-30;修回日期:2017-11-07
基金项目:国家“十三五”农业新品种选育重大专项林木新品种选育项目(2016C02056-11);浙江省科技计划项目“榉树多品系种子园建 设技术研究与示范”(2017F50005)
作者简介:樊菲菲,硕士研究生,从事植物逆境生理研究;E-mail:593548554@qq.com。通信作者:袁位高,研究员,博士,从事森林生 态经营与培育研究
更新日期/Last Update: 2018-03-20