大天鹅卵壳电镜扫描观察
本文对大天鹅卵壳结构进行了扫描电镜观察,大天鹅卵壳厚度为685±21.96微米,明显地分为四层:外层厚度为58.57±1.90微米。中层厚度为431.91±16.8微米,内层厚度为178.44±8.51微米。内膜层厚度为43.85±5.74微米。羊膜层厚度为61.43±2.26微米。卵孔数为0.1823个/u<sup>2</sup>。卵孔大小为0.3845±0.0825微米。卵壳无机物含量为硅4.36%,钙92.03%,磷1.55%,铁1.89%等。为大天鹅研究工作提供了一些基础材料。...
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Main Authors: | , , , |
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Format: | Article |
Language: | zho |
Published: |
Editorial Department of Chinese Journal of Wildlife
1992-01-01
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Series: | 野生动物学报 |
Online Access: | http://ysdw.nefu.edu.cn/thesisDetails#10.19711/j.cnki.issn2310-1490.1992.02.010 |
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