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基于N利用率的生菜雾培营养液管理模式研究

摘要第4-6页
Abstract第6-7页
Contents第8-10页
CHAPTER 1.INTRODUCTION第10-18页
    1.1 The research background and the significance第10-12页
    1.2 Lettuce第12页
    1.3 Overview of the Development of Aeroponics第12-14页
        1.3.1 Overview of the Development of Aeroponics in Overseas第13-14页
        1.3.2 Overview of the Development of Aeroponics in China第14页
    1.4 The main Content of research第14-17页
        1.4.1 Nitrogen Forms第14-15页
        1.4.2 Water Use Efficiency(WUE)第15-16页
        1.4.3 Nitrogen Use Efficiency(NUE)第16-17页
    1.5 Conclusion第17-18页
CHAPTER 2.DIFFERENT GROWTH BASED ON DIFFERENT MANAGING MODE第18-38页
    2.1 Introduction第18页
    2.2 Material and methods第18-22页
        2.2.1 Cultivation Progress Management第18-21页
        2.2.2 Sampling and Determination indicators第21页
        2.2.3 Experiment Design第21-22页
        2.2.4 Statistical Analysis第22页
    2.3 Results and Discussion第22-35页
        2.3.1 Fresh and dry matter weights第22-25页
        2.3.2 NO_3-N,NH_4-N and gross N(GN)consumption rate in the nutrient Solution during the cycle第25-31页
        2.3.3 Electrical Conductivity(EC)proceeding throughout the cycle第31-32页
        2.3.4 NO_3-N and NH_4-N proceeding during the three stages of cultivation process第32-35页
    2.4 Conclusion第35-38页
CHAPTER 3.RELATIONSHIP BETWEEN NO_3~- IN LEAVES AND OTHER INDEXES第38-56页
    3.1 Introduction第38页
    3.2 Material and methods第38-40页
        3.2.1 Plant indicators第38-39页
        3.2.2 Assessment indicators第39页
        3.2.3 Statistical Analysis第39-40页
    3.3 Comparison and Analysis of NO_3~- in leaves content第40-44页
    3.4 Comparison and Analisys of chlorophyll in leaves第44-46页
    3.5 Resources Use Efficiency第46-53页
        3.5.1 Water Use Efficiency(WUE)第46-48页
        3.5.2 Nitrogen Use Efficiency(NUE)第48-50页
        3.5.3 Comparison between WUE,NUE and other indexes第50-53页
    3.6 Conclusion第53-56页
CHAPTER 4. ROOT MORPHOLOGY第56-64页
    4.1 Introduction第56页
    4.2 Material and methods第56-57页
        4.2.1 Root analysis第56页
        4.2.2 Statistical Analysis第56-57页
    4.3 Root tips number,length and surface area第57-62页
    4.4 Conclusion第62-64页
CHAPTER 5. CONCLUSION AND RECOMMENDATION第64-66页
    5.1 Conclusion第64-65页
    5.2 Recommendations第65-66页
References第66-76页
ABBREVIATION LIST第76-78页
LIST OF FIGURES第78-80页
LIST OF TABLES第80-81页
DEDICATION第81-82页
作者简介第82-84页
致谢第84页

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