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玉米油对山羊瘤胃发酵和甲烷排放的影响

摘要第4-6页
Abstract第6-8页
Introduction第16-18页
Objectives of the study第18页
Recent issues on methane gas emissions第18-21页
Uses and benefits of Corn oil第21-22页
    Therapeutic benefits第21页
    Other uses and applications第21-22页
Fatty acid composition and profile of Corn oil第22-23页
Chemistry and physiology of linoleic acid第23-24页
    Chemical structure of LA第23页
    Metabolism and elongation of LA and its biosynthesis第23-24页
Mode and mechanism of essential oils第24-26页
    Mode of action of EOs第24-25页
    Inhibition target pathways第25-26页
Dietary sources of Linoleic acid第26-27页
Basis of supplementation and its nutritional need第27-28页
    Corn oil supplementation第27页
    Uses and indications of LA第27页
    LA nutritional requirements of ruminants第27-28页
Effects of feeding strategies on methane gas production第28-29页
Effects of corn oil on ruminant diet第29-32页
Effects of LA and other EFAs on methane emission mitigation第32-41页
    Potential effects of dietary LA第32-35页
    Effects of other dietary sources rich in EFAs第35-41页
Improvement of the animal productivity第41-42页
Materials and methods第42-73页
    Experimental Animal第42页
    Experimental Diet第42-43页
    Experimental Design第43-44页
    Feeding trial第44-46页
    Feed concentrate and rice straw sampling第46页
    Fecal sampling第46-48页
    Urine sampling第48-49页
    Rumen fluid sampling第49-51页
    Proximate Analysis第51-56页
        Determination of Dry Matter第51-52页
        Determination of Crude Ash第52-53页
        Determination of Organic Dry Matter第53页
        Determination of Crude Protein第53-55页
        Determination of Ether Extract第55-56页
    Determination of Crude Energy第56-58页
    Detergent Fiber Analysis第58-63页
        Neutral Detergent Fiber Analysis using fiber bag technique第58-61页
        Acid Detergent Fiber Analysis using fiber bag technique第61-62页
        Acid Detergent Lignin Analysis using fiber bag technique第62-63页
    Measuring Starch Digestibility第63-66页
    Volatile Fatty Acid (VFA) detection第66-67页
    Respiration Chamber-Gas Analysis第67-69页
    Measuring Ammonia level第69-70页
    Dissolved hydrogen (d H_2) detection第70-71页
    Hydrogen gas (g H_2) concentration determination第71-73页
Statistical Analysis第73-74页
Results and discussion第74-81页
    Rumen fermentation characteristics and digestibilities第74-75页
    Total volatile fatty acid concentration, pH and in vitro ammonia concentration第75-77页
    Methane gas emission第77-79页
    Dissolved H_2 and CH_4 gas production第79-80页
    Productive performance第80-81页
Conclusion第81-84页
Appendices第84-101页
    Appendix Ⅰ Time table第85-86页
    Appendix Ⅱ Statistical data第86-101页
References第101-110页
Abbreviations第110-112页
Acknowledgement第112-114页
Author’s Biography第114-115页

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