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Position: Home > Articles > Observation on the Development of Embryo and Endosperm in Eulalcopsis binata Journal of Huazhong Agricultural University 2000,19 (2) 176-178+182

龙须草胚和胚乳发育过程的观察

作  者:
杨小菊;张友德;李和平
单  位:
华中农业大学理学系
关键词:
龙须草;胚;胚乳
摘  要:
采用石蜡切片法 ,观察了龙须草胚和胚乳的发育过程。结果表明 :龙须草胚和胚乳的发育过程与一般的禾本科植物基本一致 ,但胚的发育较滞后 ,在胚乳游离核开始形成细胞后 ,胚才开始发育 ;在梨形胚到盾片形成期这一发育阶段 ,靠近胎座处的 1~ 2层细胞呈狭长形或多边形 ,细胞质浓厚、细胞核小 ;有些胚乳中有特殊的、有别于其它细胞的大细胞
译  名:
Observation on the Development of Embryo and Endosperm in Eulalcopsis binata
作  者:
Yang Xiaoju\ Zhang Youde\ Li Heping (Huazhong Agricultural University, Wuhan 430070, China) \;
关键词:
Eulaliopsis binata , embryo, endosperm
摘  要:
Observation on the formation and development of embryo and endosperm of the apomictic material of Eulaliopsis binata with stone wax cutting method indicated that the formation and development of the embryo and endosperm was in accord with the typical graminaceous plants. During the period from the pear shaped embryo to the formation of scutellum, some slim cells with thick cytoplasm and small nucleus near the 1st and 2nd layers placenta and some particular big endosperm cells could be seen.\;

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