The evaluation of different embryo markers and their subsequent effect on embryo development, implantation and pregnancy outcome in an in-vitro fertilization program by Kotze, Dirk Jacobus

Subjects: “…Human embryo development…”
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The development of the chondrocranium of Pyromelana Orix Orix by Engelbrecht, D. van Z.(Dirk van Zyl)

Subjects: “…Birds -- Embryos -- Development…”
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Component mass as well as calcium and phosphorus content of unbanded and fertile Nile crocodile (Crocodylus niloticus) eggs

Subjects: “…Embryo development…”
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