海兰褐蛋鸡产蛋高峰至后期蛋壳品质的变化特征 |
马玲玲,冯嘉,王晶,齐广海,马友彪,武书庚,张海军,邱凯 |
The Changes of Eggshell Quality in the Laying Cycle of Hy-Line Brown Layers |
MA LingLing,FENG Jia,WANG Jing,QI GuangHai,MA YouBiao,WU ShuGeng,ZHANG HaiJun,QIU Kai |
图4 蛋壳内表面B型乳突体超微结构 wk:周龄;电镜尺子:100 μm;放大倍数:500× |
Fig. 4 B-type mammillary body on the inner surface of eggshell ultrastructure wk: Weeks of age; Scale bar: 100 μm; Magnification: 500× |
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