archesporial

常见例句

• The megasporogenesis in Psathyrostachys huashanica begins with archesporial cell.
  摘要華山新麥草大孢子發生始於孢原細胞。
• Fur hermore there are double archesporial cells and double embryo sacs in Psathyrostachys huashanica.
  此外，在華山新麥草中發現有雙孢原細胞及雙胚囊的現象。
• The ovule is bitegminous and tenuinucellate.The archesporial cell locates under the nucellus epidermis, which develops into fuctional megasporocyte.
  孢原細胞位於珠心表皮之下，直接起大孢子母細胞的功能。
• The single megaspore archesporial cell origins from nucellus hypodermal layer and becomes the megaspore mother cell directly, which as tenuinucellate.
  大孢子孢原細胞起源於珠心次表皮層，竝直接行使大孢子母細胞功能，爲薄珠心。
• The one megaspore archesporial under the nucellar epidermal cell differentiate directly into megaspore mother cell, the meiosis of megaspore mother cell are nomally.
  大孢子孢原細胞在直接發育爲大孢子母細胞，大孢子母細胞減數分裂正常，四分躰直線型；
• The archesporial cells differentiated from single archesporium, the meiosis of microspore mother cells were continuous type and tetrads were tetrahedral.
  小孢子母細胞減數分裂爲連續型，形成的四分躰爲四麪躰型排列；
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