音乐 走进音乐世界 二年级 下
- 作者雷雨声编
- 出版社广州：广东教育出版社；广州：花城出版社
- 标注页数50 页
- 文件页数57 页
- 文件大小18.74 MB
- 出版时间2003
- ISBN7536039346
The sphaeridia of sea urchins: ultrastructure and supposed function (Echinodermata, Echinoida)Konrad Märkel; Ute Mackenstedt; Ursula Röser · 1992
Ultrastructural investigation of matrix-mediated biomineralization in echinoids (Echinodermata, Echinoida)Konrad Märkel; Ursula Röser; Ute Mackenstedt; Melanie Klostermann · 1986
Comparative morphology of echinoderm calcified tissues: Histology and ultrastructure of ophiuroid scales (Echinodermata, Ophiuroida)Konrad Märkel; Ursula Röser · 1985
Functional anatomy of the valves in the ambulacral system of sea urchins (Echinodermata, Echinoida)Konrad Märkel; Ursula Röser · 1992
The interpyramidal muscle of Aristotle's lantern: its myoepithelial structure and its growth (Echinodermata, Echinoida)Konrad Märkel; Ursula Röser; Michael Stauber · 1990
On the ultrastructure and the supposed function of the mineralizing matrix coat of sea urchins (Echinodermata, Echinoida)Konrad Märkel; Ursula Röser; Michael Stauber · 1989