[Objective] The aim was to analyze the reasons resulting in the brittleness of Anas crecca crecca.[Method]The structure of the eggshell crushed in hatching process was scanned and its basic elements were analyzed by u...[Objective] The aim was to analyze the reasons resulting in the brittleness of Anas crecca crecca.[Method]The structure of the eggshell crushed in hatching process was scanned and its basic elements were analyzed by using electron microscope and Energy Disperse Spectroscopy.[Result]The basic structures of Anas crecca crecca eggs were the same;however,there was great possibility that one of the main reasons affecting hatch ability was the cracks in the outside surface of eff shell.[Conclusion]This study would provide a theoretical basis for the research on artificial in cubation and the egg structure of Anas crecca crecca.展开更多
文摘[Objective] The aim was to analyze the reasons resulting in the brittleness of Anas crecca crecca.[Method]The structure of the eggshell crushed in hatching process was scanned and its basic elements were analyzed by using electron microscope and Energy Disperse Spectroscopy.[Result]The basic structures of Anas crecca crecca eggs were the same;however,there was great possibility that one of the main reasons affecting hatch ability was the cracks in the outside surface of eff shell.[Conclusion]This study would provide a theoretical basis for the research on artificial in cubation and the egg structure of Anas crecca crecca.