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原叶体

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The results were as follows:1 The explants with two phyllomes(about 0.2-0.5mm in size )were found to be suitable for virus-free seedling culture , which were cultured on solid MS medium supplement with 6-BA,NAA and IAA ,The result indicated that the plantlet was over 30% after three months.

主要结果如下: 1。取带2个叶原基(长度约为0.2-0.5mm)的茎尖为外植体,在附加6-BA、IAA和NAA的MS培养基上进行3个月的培养,成苗率达30%以上。另外,在切取茎尖前对薯苗热疗(37℃)4周,在基本不影响成苗率的同时,可大幅度提高脱毒率。

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I didn't watch TV last night, because it .

昨晚我没有看电视,因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来,在北京的很多小区里,电梯液晶电视被撤了下来。

I'm running my simile to an extreme.

我比喻得过头了。