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- Mediated by Agrobacterium tumefaciens GV3101(pMP90), Leaf discs of Nicotiana bethamiana were transformed by these 3 constucts. Tested by PCR, transgenic plants were obtained for each construct. 借助于根癌农杆菌(Agrobacterium tumefaciens)菌株GV3101(pMP90)转化白氏烟(Nicotiana benthamiana),经过PCR检测,获得转基因植株。
- In the leaf disk experiment, after 10~(-5)mol/L of Put treatment, endogenous Put content in the Red Fuji apple achieved the peak in 2 hours, endogenous Spd content achieved the peak in 6 hours, endogenous Spm content achieved the peak in 24 hours. 叶圆片试验发现,10~(-5)mol/L外源Put处理后红富士苹果叶片内源Put含量在2小时达到高峰,内源Spd含量在6小时达到高峰,内源Spm含量在24小时达到高峰。
- The toxicity to adult females and eggs of Tetranychus viennensis were tested with several acaricides have been used in recent years by both slide dip method and leaf disk dip method. 采用玻片浸渍法和浸叶碟法，选用近年来在生产上推广应用的9种杀螨剂，对山楂叶螨的雌成螨和卵进行了毒力测定。
- Changes in activity of peroxidase in leaf disks of Vitis bryonifolia under salinity were investigated. 研究了盐渍下华北葡萄叶过氧化物酶活性变化。
- In video disk, a consecutive sequence of frames. 在视频光盘上，一种连续的帧序列。
- The olive leaf is a badge of peace. 橄榄叶是和平的象征。
- An identification record for a tape or disk file. 磁带或磁盘文件的标识说明记录。
- The leaf disks derived from the tip, middle, or base parts of the leaves had the same adventitious bud regenerate ability. 将叶片切分为叶尖、叶中、叶基部叶块分别接种，其不定芽再生能力没有差异；
- The computer disk is sent in a sealed container. 计算机软盘装在密封的盒里寄出。
- I have no disk that may interest you. 我没有一张唱片能引起你的兴趣。
- There are several sectors unusable in this disk. 这张磁盘有几个扇区坏了。
- Have you recorded the data in disk? 你已把那些数据存储到磁盘上了吗？
- You can't copy your file with this disk; it's full. 你不能用这张磁盘拷文件，这张盘满了。
- I saw him take a leaf out of the book. 我看见他从书上撕下一页。
- The maple leaf is the emblem of Canada. 枫叶是加拿大的象征。
- The trees and shrubs were in full leaf. 那些树和灌木枝叶茂盛。
- A flat disk used as an ornament. 银币饰一种用作装饰的平盘
- One of several metal strips forming a leaf spring. 簧片构成片簧的几个金属片中的一个
- The central or principal vein of a leaf. 中脉中心的或主要的叶脉
- The trees come into leaf in spring. 春天，树木吐芽长叶。
