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The leaves, leafstalk, and stems from grapes were used as explants to induce calli and subculture in medium (100 mL B5 medium containing 3 g sucrose and 0.6 g agar) with different plant hormone combinations (6-BA, KT, IBA, 2, 4-D), and then the resveratol content from those calli was determinated by using HPLC.

以葡萄的叶、叶柄和茎分别作为外植体，在不同激素组合（6-卞氨基嘌呤(6-BA)、激动素、吲哚丁酸、2，4-二氯苯氧乙酸(2，4-D)）的培养基（以B5培养基为基本培养基，含30g/L蔗糖和6g/L琼脂）上，进行愈伤组织的诱导和继代培养，并利用高效液相色谱法对不同来源愈伤组织中的白藜芦醇含量进行测定。

About calli from different explants, there were significant differences in their resveratol content, and their medium of the highest content expressed were respectively: for leaves, B5 medium+6-BA 0.5 mg/L+IBA 0.2 mg/L; for leafstalk, B5 medium+6-BA 1.0 mg/L+IBA 0.2 mg/L; for stems, B5 medium+6-BA 0.5 mg/L+IBA 0.2 mg/L.

以叶、叶柄和茎为外植体诱导愈伤组织时，其白藜芦醇含量最高的培养基分别为B5培养基+6-BA0.5mg/L+IBA0.2mg/L、B5培养基+6-BA1.0mg/L+IBA0.2mg/L和B5培养基+6-BA0.5mg/L+IBA0.2mg/L。

The inducement medium was as follows respectively: for the leafstalk, B5 medium with 6-BA 0.5 mg/L+IBA 0.1 mg/L, and for stems, B5 medium with 6-BA 1.0 mg/L+IBA 0.2 mg/L, and subculture medium both were B5 medium with 6-BA 1.0 mg/L+2, 4-D 0.1 mg/L.

利用叶柄和茎获得松散愈伤组织时，其诱导培养基组成分别是：B5培养基+6-BA0.5mg/L+IBA0.1mg/L和B5培养基+6-BA1.0mg/L+IBA0.2mg/L，其继代培养基均为B5培养基+6-BA1.0mg/L+2，4-D0.1mg/L。

Flowers usually more than 4, on leafy stems and branches.

通常的花超过4，在多叶茎和分枝上。

They may also become leggy, instead of being full and thick with their stems.

他们也可能成为徒长，而不是被充分和厚与他们的茎。

The emphasis of benevolence and virtue in The Romance of Three Kingdoms stems from the idea of good monach under the system of absolute monarchy and the idea of legitimism.

三国演义》对仁德的热衷，根源于由君主专制制度所造就的贤人政治；其对正统的强调，则与家天下的血缘政治密切相关。

The lethality of this influenza strain stems from its ability to infect mammals and birds.

这种流感病毒的致命性在于它能传染给哺乳动物和鸟类。

Stems ligneous at base, tufted; leaves ovate or elliptic; petioles 2-3 mm; ocrea glandular hairy.

茎木质的在基部，丛生；叶卵形的或椭圆形；叶柄2-3毫米；托叶鞘腺毛。

Stems not ligneous at base, not tufted; leaves cordate or ovate-cordate; petioles 1-2 cm; ocrea pilose.

茎并非木质的在基部，不丛生；叶心形心形或卵形；叶柄1-2厘米；托叶鞘具柔毛。

Liker and other observers believe that the basis of Toyota's success stems from the business philosophy that underlies its production system.

Liker和其他一些观察者相信丰田的成功源自他们生产系统背后的商业理念。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失