The chlorophyll content of shoot-tip seedlings was higher than that of virus infected plants.
茎尖苗叶绿素含量高于对照，这是茎尖苗生长旺盛、产量增加的物质基础和生理基础。
The tissue culture technology about shoot-tip and stem with auxiliary bud of Kalanchoe Blossfeldian, which were used as explant, were studied.
以长寿花为材料，研究了其茎尖和带腋芽茎段组织培养技术。
Photo Tip: Try slowing down the shutter when you shoot water-this always adds an interesting effect.
图片提示：当你拍摄水的时候，请你尝试放慢快门速度，它会为你添加有趣的效果。
And the hair cells on the shoot tip and the embryo had the structural features secretory cells had.
茎尖和胚的腺毛还具有分泌细胞的结构特征。
And the hair cells on the shoot tip and the embryo had the structural features secretory cells had.
茎尖和胚的腺毛还具有分泌细胞的结构特征。
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