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水分胁迫下紫花苜蓿根源信号ABA应旱机制及其调控模型研究

摘要第6-8页
ABSTRACT第8-9页
Abbreviations第12-13页
CHAPTER 1 INTRODUCTION第13-33页
    1.1 Alfalfa第13-19页
        1.1.1 Description第13-14页
        1.1.2 Importance of Alfalfa第14页
        1.1.3 Classification第14-15页
        1.1.4 Distribution第15页
        1.1.5 Forage Management第15-18页
        1.1.6 Worldwide Alfalfa Production第18页
        1.1.7 Alfalfa in China第18-19页
        1.1.8 Alfalfa Marketing第19页
    1.2 Deficit Irrigation第19-21页
        1.2.1 Advantages of Deficit Irrigation第20页
        1.2.2 Deficit Irrigation and Crops第20-21页
    1.3 Drought Stress and Plant Mechanisms第21-30页
        1.3.1 Morphological Mechanisms第23-24页
        1.3.2 Physiological Mechanism第24-30页
    1.4 Drought Stress and Crops第30-31页
    1.5 Plant Growth and Productivity第31-32页
    1.6 Objectives of the Study第32-33页
CHAPTER 2: Morphological and Forage Yield of Alfalfa (Medicago sativa L.) Under DeficitIrrigation第33-43页
    2.1 Summary第33页
    2.2 Introduction第33-36页
    2.3 Materials and Methods第36页
        2.3.1 Plant Material and Irrigation Treatment第36页
        2.3.2 Morphological and Water Measurements第36页
    2.4 Experimental Design and Statistical Analysis第36-37页
    2.5 Results第37-41页
        2.5.1 Plant Height第37页
        2.5.2 Branches Number第37页
        2.5.3 Stem Diameter第37页
        2.5.4 Nodes Number and Internodes Length第37-38页
        2.5.5 Days to Flowering第38页
        2.5.6 Shoot Dry Biomass第38-41页
    2.6 Discussion第41-42页
    2.7 Conclusion第42-43页
CHAPTER 3: Abscisic Acid Content in Roots and Root Characteristics of Alfalfa Under DeficitIrrigation第43-51页
    3.1 Summary第43页
    3.2 Introduction第43-44页
    3.3 Materials and Methods第44-45页
        3.3.1 Plant Material and Destructive Samples第44-45页
    3.4 Experimental Design and Statistical Analysis第45-46页
    3.5 Result第46-49页
        3.5.1 Abscisic Acid (ABA) and Deficit Irrigation第46-47页
        3.5.2 Abscisic Acid (ABA) and Varietal Response第47页
        3.5.3 Deficit Irrigation and Root Characteristics第47-48页
        3.5.4 Alfalfa Varieties and Root Characteristics第48-49页
    3.6 Discussion第49-50页
    3.7 Conclusion第50-51页
CHAPTER 4: Effect of Deficit Irrigation on ABA, MDA, SOD and Sugar Contents in Leaves ofAlfalfa (Medicago sativa L.)第51-65页
    4.1 Summary第51页
    4.2 Introduction第51-53页
    4.3 Materials and Methods第53-55页
        4.3.1 Plant Material and Irrigation Treatment第53页
        4.3.2 Measurements第53-55页
    4.4 Experimental Design and Statistical Analysis第55页
    4.5 Results第55-63页
        4.5.1 Deficit Irrigation and Abscisic Acid (ABA) Content第55-56页
        4.5.2 Abscisic Acid (ABA) Content and Varietal Response第56-57页
        4.5.3 Deficit Irrigation and Malondialdehyde (MDA) Content第57-58页
        4.5.4 Malondialdehyde (MDA) Content and Varietal Response第58-59页
        4.5.5 Deficit Irrigation and Superoxide Dismutase (SOD) Content第59-60页
        4.5.6 Superoxide Dismutase (SOD) Content and Varietal Response第60-61页
        4.5.7 Deficit Irrigation and Soluble Sugar Content第61-62页
        4.5.8 Soluble Sugar Content and Varietal Response第62-63页
    4.6 Discussion第63-64页
    4.7 Conclusion第64-65页
CONCLUSION第65-66页
REFRENCES第66-89页
ACKNOWLEDGEMENTS第89-90页
CURRICULUM VITAE第90-91页

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