동부育種의 基礎硏究 : I.Vigna sinensis의 雌雄配偶體形成에 關하여 I.Embryological Studies on the Female and Male Gametophyte Formation of Vigna sinensis = Basic Research of Cowpea Breeding

다국어 초록 (Multilingual Abstract)

1. The flower is complete, the inflorescene is betrys, and perianth is composed of gamosepalous and polypetalous.
2. The anther is tetrasporangiate ; the anther wall is made of epidermis, endothecium, middle layer and tapetum tlssue.
3. Meiosis of microspore mother cell is normal and tetrad is tetrahedraltype.
4. The carpel Is single and the ovar is compound.
5. The placenta Is parietal and marginal placenta with one carpel and one loculus.
6. The ovule becomes anatropous through campylotropous.
7. The integument is single and thick integument.
8. The initial cell of nucellus deuelops and becomes megaspore mother cell.
9. The tetrad of megaspore is linear tetrad.
10. Chalazal megaspore develops and becomes megaspore mother cell.
11. The embryo sac is monospore 8―nucleate polygonum type.
12. The nucellus in embryo sac disintegrates, degenerates and disappears in the stage of matured embryosac.
13. Meiosis of microspore ends 3∼4 days before blooming.
14. The egg apparatus of matured embryo sac is completed 2∼3 days of blooming.