棉花胚珠离体培养方法被广泛用于棉纤维发育的研究，这种方法使对纤维的分化和发育研究能够在可控的条件下进行。
In vitro culture of cotton ovule has been widely used in studying of cotton fiber development, which makes the research of fiber differentiation and development possible under controllable condition.
进一步提高外源激素浓度，珠心细胞又可以分化出新的胚珠原基，进一步长大以后发育成许多新的胚珠。
Upon further increase of the exogenous hormone concentration, new ovule primordia could be formed from the proliferated nucellus cells, which further developed into many new ovules.
在胚珠发育过程中，细胞壁上逐步出现不连续的高电子致密物质，液泡逐渐变大，细胞分化逐渐明显。
In the course of ovule development, un-continual density election substances gradually appeared in cell walls, vacuole gradually become big and cell separated gradually marked.
在胚珠发育过程中，细胞壁上逐步出现不连续的高电子致密物质，液泡逐渐变大，细胞分化逐渐明显。
In the course of ovule development, un-continual density election substances gradually appeared in cell walls, vacuole gradually become big and cell separated gradually marked.
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