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1、博博 士士 学学 位位 论论 文文 论文题目论文题目 非洲菊长期盐胁迫下生理响应和水杨酸非洲菊长期盐胁迫下生理响应和水杨酸 处理对提高耐盐性的机制研究处理对提高耐盐性的机制研究 Deleterious effects of long-term salt stress on gerbera (Gerbera jamesonii L.) and salicylic acid induced amelioration of its photosynthetic capacity and antioxidative defense system 作者姓名作者姓名 甘尼格甘尼格 指导教师指导教师 夏宜平
2、教授夏宜平教授 、 朱祝军教授朱祝军教授 学科学科(专业专业) 观赏园艺学观赏园艺学 所在学院所在学院 国际教育学院国际教育学院 论文提交日期论文提交日期 二二OO九年四月二十四日九年四月二十四日 中国杭州中国杭州 单位代码单位代码(Code)：10335 Student Number：10616083 Deleterious effects of long-term salt stress on gerbera (Gerbera jamesonii L.) and salicylic acid induced amelioration of its photosynthetic capaci
3、ty and antioxidative defense system Authors signature: Supervisors signatures: Examining Committee Chairperson: Professor Yongsong Zhang Examining Committee Members: Professor Lianghuan Wu Professor Deping Guo Professor Liping Chen . Professor Zhujun Zhu Professor Yiping Xia Date of oral defense： Ju
4、ne 6, 2009 Deleterious effects of long-term salt stress on gerbera (Gerbera jamesonii L.) and salicylic acid induced amelioration of its photosynthetic capacity and antioxidative defense system A dissertation submitted in partial fulfillment of the requirements for the degree of DOCTOR OF PHILOSOPHY
5、 IN ORNAMENTAL HORTICULTURE By GANEGE DON KAPILA KUMARA Supervisors: Professor Yiping Xia Professor Zhujun Zhu College of Agriculture and Biotechnology Zhejiang University, P. R. China 6th June, 2009 PhD Thesis I THESIS RELEASE CERTIFICATE The author has agreed that the library, Zhejiang University,
6、 Hangzhou, China, can make this thesis freely available for inspection. Moreover, the author has agreed that permission of extensive copying of this thesis for scholarly purpose may be granted by the professor or professors who has supervised the thesis work herein or, in their absence, by the Head
7、of the Institute, or the Dean of faculty in which this work was conducted. It is understood that due recognition will be given to the author of this thesis and the Zhejiang University, Hangzhou in any use of the materials in this thesis. Copying or publication or any use of the thesis for financial
8、gain without the prior approval by the Zhejiang University, Hangzhou and the authors written permission is prohibited. Request for permission to copy or to make any other use of materials in this thesis in whole or in part should be addressed to: The Head of the Department of Horticulture, College o
9、f Agriculture and Biotechnology, Zhejiang University, Hangzhou 310029, Peoples Republic of China. PhD Thesis II Declaration I hereby declare that this dissertation is my original work carried out under the guidance and supervision of Professors Yiping Xia and Zhujun Zhu , College of Agriculture and
10、Biotechnology, Zhejiang University, Hangzhou, China and has not been submitted for examination to another University or any other institution of higher learning for the award of a degree. . G. D. Kapila Kumara Date Department of Horticulture, College of Agriculture and Biotechnology, Zhejiang Univer
11、sity, Hangzhou 310029, Peoples Republic of China. PhD Thesis III CERTIFICATION This is to certify that the work presented herein titled “Deleterious effects of long-term salt stress on gerbera (Gerbera jamesonii L.) and salicylic acid induced amelioration of its photosynthetic capacity and antioxida
12、tive defense system” was carried out and submitted by Mr. Ganege Don Kapila Kumara, candidate for the degree of Doctor of Philosophy (PhD) in Ornamental Horticulture, at the College of Agriculture and Biotechnology, Zhejiang University, under our supervision. The investigation was an original work a
13、nd the research report has not been submitted earlier for the award of any other degree. Supervisor Supervisor. Professor Yiping Xia Professor Zhujun Zhu Date . Date College of Agriculture and Biotechnology, Zhejiang University, Hangzhou 310029, Peoples Republic of China. PhD Thesis IV DEDICATION Th
14、is work is dedicated to my beloved parents, brother, two sisters, wife and my in-laws whose understanding, care, sacrifices, encouragement and support are strengths in my destiny and to my teachers whose kind encouragement and guidance were an inspiration in my academic success PhD Thesis V ACKNOWLE
15、DGEMENTS I gratefully acknowledge the World Bank “Improving Relevance and Quality of Undergraduate Education (IRQUE)” project at Sabaragamuwa University of Sri Lanka for providing me with a scholarship that met the full cost of my study and living expenses at Zhejiang University, Hangzhou. I am greatly indebted to my respected supervisors, Prof. Xia Yi Ping and Prof. Zhu Jun Zhu for guiding me through the course work and research project. I consider myself fortunate to have had a chance of drawing from their vast experience, experti
