| 黑颈鹤的解剖观察 |
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| 引用本文： | 肖方,张子慧.黑颈鹤的解剖观察[J].首都师范大学学报(自然科学版),1999,20(3):69-73. |
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| 作者姓名： | 肖方 张子慧 |
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| 作者单位： | 北京动物园，首都师范大学生物系，北京动物园 |
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| 摘 要： | １９９６年～１９９８年对北京动物园圈养条件下的８例黑颈鹤标本材料做了解剖观察．建立测量部分长度值与体长比的关系，缩小个体差异，找出幼鹤与成体鹤的区别．结果：食管与体长的平均比值为５０％，小肠与体长的平均比值为４７７％．幼鹤的胃及小肠各段与体长的平均比值偏高，成体鹤该值则偏低
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| 关 键 词： | 黑颈鹤，幼体，成体，消化道 |
Dissect Observations of Black neck Crane |
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| Xiao Fang.Dissect Observations of Black neck Crane[J].Journal of Capital Normal University(Natural Science Edition),1999,20(3):69-73. |
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| Authors: | Xiao Fang |
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| Abstract: | In order to tell the difference between the young crane and the adults crane,8 specimen data of Black neck crane which lived at Beijing Zoo from 1996 to 1998 have been dissected and observed to establish the relationship between the body length and each part length.The results as follows:the average ratio of esophagus and body length is 50%,the average ratio of small intestine and body length is 47.7%.The average ratio of parts of stomach and small intestine to body length in young crane is leaning high and that average ratio in adult crane is leanning low. |
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| Keywords: | black neck crane young crane adult crane digestive tract |
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